refactor: load resource table nodes in one change (#1648)

* [gui]: improve log viewer dialog

* use method from UiUtils to set window icons

Co-authored-by: Skylot <skylot@gmail.com>

.github/dependabot.yml

@@ -0,0 +1,7 @@
+version: 2
+updates:
+  # Set update schedule for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/build-artifacts.yml

@@ -0,0 +1,86 @@
+name: Build Artifacts
+
+on:
+  push:
+    branches: [ master, build-test ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: 8
+
+      - name: Set jadx version
+        run: |
+          JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
+          JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
+          echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
+
+      - uses: burrunan/gradle-cache-action@v1
+        name: Build with Gradle
+        env:
+          TERM: dumb
+        with:
+          arguments: clean dist copyExe
+
+      - name: Save bundle artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{ format('jadx-{0}', env.JADX_VERSION) }}
+          # Waiting fix for https://github.com/actions/upload-artifact/issues/39 to upload zip file
+          # Upload unpacked files for now
+          path: build/jadx/**/*
+          if-no-files-found: error
+          retention-days: 30
+
+      - name: Save exe artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{ format('jadx-gui-{0}-no-jre-win.exe', env.JADX_VERSION) }}
+          path: build/*.exe
+          if-no-files-found: error
+          retention-days: 30
+
+  build-win-bundle:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Set up JDK
+        uses: oracle-actions/setup-java@v1 # set latest java version by default
+
+      - name: Print Java version
+        shell: bash
+        run: java -version
+
+      - name: Set jadx version
+        shell: bash
+        run: |
+          JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
+          JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
+          echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
+
+      - uses: gradle/gradle-build-action@v2
+        name: Build with Gradle
+        env:
+          TERM: dumb
+        with:
+          arguments: clean dist -PbundleJRE=true
+
+      - name: Save exe bundle artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{ format('jadx-gui-{0}-with-jre-win', env.JADX_VERSION) }}
+          path: jadx-gui/build/*-with-jre-win/*
+          if-no-files-found: error
+          retention-days: 30

.github/workflows/build-test.yml

@@ -0,0 +1,28 @@
+name: Build Test
+
+on:
+  push:
+    branches: [ master, build-test ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: 8
+
+      - uses: burrunan/gradle-cache-action@v1
+        name: Build with Gradle
+        env:
+          TERM: dumb
+        with:
+          arguments: clean build dist copyExe --warning-mode=all

.github/workflows/build.yml

@@ -1,52 +0,0 @@
-name: Build
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          fetch-depth: 0
-
-      - name: Set up JDK
-        uses: actions/setup-java@v1
-        with:
-          java-version: 8
-
-      - name: Set jadx version
-        run: |
-          JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
-          JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
-          echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
-
-      - uses: burrunan/gradle-cache-action@v1
-        name: Build with Gradle
-        env:
-          TERM: dumb
-          TEST_INPUT_PLUGIN: dx
-        with:
-          arguments: clean build dist copyExe --warning-mode=all
-
-      - name: Save bundle artifact
-        if: success() && github.event_name == 'push'
-        uses: actions/upload-artifact@v2
-        with:
-          name: ${{ format('jadx-{0}', env.JADX_VERSION) }}
-          # Waiting fix for https://github.com/actions/upload-artifact/issues/39 to upload zip file
-          # Upload unpacked files for now
-          path: build/jadx/**/*
-          if-no-files-found: error
-
-      - name: Save exe artifact
-        if: success() && github.event_name == 'push'
-        uses: actions/upload-artifact@v2
-        with:
-          name: ${{ format('jadx-gui-{0}-no-jre-win.exe', env.JADX_VERSION) }}
-          path: build/*.exe
-          if-no-files-found: error

.github/workflows/codeql-analysis.yml

@@ -28,7 +28,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v1
+      uses: github/codeql-action/init@v2
       with:
         queries: +security-extended
         languages: ${{ matrix.language }}
@@ -38,4 +38,4 @@ jobs:
         ./gradlew clean build -x checkstyleTest -x checkstyleMain -x test -x ':jadx-core:testClasses'
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v2

.gitignore

@@ -35,4 +35,5 @@ jadx-output/
 *.orig
 quark.json
 
-cliff.toml
+cliff.toml
+jadx-gui/src/main/resources/logback.xml

.jitpack.yml

@@ -0,0 +1,5 @@
+jdk:
+  - openjdk11
+install:
+  - echo "Jitpack is not supported. Use artifacts from Maven Central (https://search.maven.org/search?q=jadx), check usage help at https://github.com/skylot/jadx/wiki/Use-jadx-as-a-library"
+  - ./gradlew intentional-fail

README.md

@@ -3,8 +3,10 @@
 ## JADX
 
 [![Build status](https://github.com/skylot/jadx/workflows/Build/badge.svg)](https://github.com/skylot/jadx/actions?query=workflow%3ABuild)
-[![Alerts from lgtm.com](https://img.shields.io/lgtm/alerts/g/skylot/jadx.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/skylot/jadx/alerts/)
-[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
+![GitHub contributors](https://img.shields.io/github/contributors/skylot/jadx)
+![GitHub all releases](https://img.shields.io/github/downloads/skylot/jadx/total)
+![GitHub release (latest by SemVer)](https://img.shields.io/github/downloads/skylot/jadx/latest/total)
+![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)
 [![Maven Central](https://img.shields.io/maven-central/v/io.github.skylot/jadx-core)](https://search.maven.org/search?q=g:io.github.skylot%20AND%20jadx)
 [![License](http://img.shields.io/:license-apache-blue.svg)](http://www.apache.org/licenses/LICENSE-2.0.html)
 
@@ -33,8 +35,9 @@ See these features in action here: [jadx-gui features overview](https://github.c
 <img src="https://user-images.githubusercontent.com/118523/142730720-839f017e-38db-423e-b53f-39f5f0a0316f.png" width="700"/>
 
 ### Download
-- release from [github: ![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)](https://github.com/skylot/jadx/releases/latest)
-- latest [unstable build](https://nightly.link/skylot/jadx/workflows/build/master)
+- release
+  from [github: ![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)](https://github.com/skylot/jadx/releases/latest)
+- latest [unstable build ![GitHub commits since tagged version (branch)](https://img.shields.io/github/commits-since/skylot/jadx/latest/master)](https://nightly.link/skylot/jadx/workflows/build-artifacts/master)
 
 After download unpack zip file go to `bin` directory and run:
 - `jadx` - command line version
@@ -45,14 +48,18 @@ On Windows run `.bat` files with double-click\
 For Windows, you can download it from [oracle.com](https://www.oracle.com/java/technologies/downloads/#jdk17-windows) (select x64 Installer).
 
 ### Install
-1. Arch linux
+1. Arch linux ![Arch Linux package](https://img.shields.io/archlinux/v/community/any/jadx?label=)
     ```bash
-        sudo pacman -S jadx
+    sudo pacman -S jadx
     ```
-2. macOS
+2. macOS ![homebrew version](https://img.shields.io/homebrew/v/jadx?label=)
     ```bash
-        brew install jadx
+    brew install jadx
     ```
+3. [Flathub ![Flathub](https://img.shields.io/flathub/v/com.github.skylot.jadx?label=)](https://flathub.org/apps/details/com.github.skylot.jadx)
+   ```bash
+   flatpak install flathub com.github.skylot.jadx
+   ```
 
 ### Use jadx as a library
 You can use jadx in your java projects, check details on [wiki page](https://github.com/skylot/jadx/wiki/Use-jadx-as-a-library)
@@ -84,12 +91,18 @@ options:
   --output-format                     - can be 'java' or 'json', default: java
   -e, --export-gradle                 - save as android gradle project
   -j, --threads-count                 - processing threads count, default: 4
+  -m, --decompilation-mode            - code output mode:
+                                         'auto' - trying best options (default)
+                                         'restructure' - restore code structure (normal java code)
+                                         'simple' - simplified instructions (linear, with goto's)
+                                         'fallback' - raw instructions without modifications
   --show-bad-code                     - show inconsistent code (incorrectly decompiled)
   --no-imports                        - disable use of imports, always write entire package name
   --no-debug-info                     - disable debug info
   --add-debug-lines                   - add comments with debug line numbers if available
   --no-inline-anonymous               - disable anonymous classes inline
   --no-inline-methods                 - disable methods inline
+  --no-finally                        - don't extract finally block
   --no-replace-consts                 - don't replace constant value with matching constant field
   --escape-unicode                    - escape non latin characters in strings (with \u)
   --respect-bytecode-access-modifiers - don't change original access modifiers
@@ -102,9 +115,12 @@ options:
                                          'read-or-save' - read if found, save otherwise (don't overwrite)
                                          'overwrite' - don't read, always save
                                          'ignore' - don't read and don't save
-  --deobf-rewrite-cfg                 - set '--deobf-cfg-file-mode' to 'overwrite' (deprecated)
   --deobf-use-sourcename              - use source file name as class name alias
   --deobf-parse-kotlin-metadata       - parse kotlin metadata to class and package names
+  --deobf-res-name-source             - better name source for resources:
+                                         'auto' - automatically select best name (default)
+                                         'resources' - use resources names
+                                         'code' - use R class fields names
   --use-kotlin-methods-for-var-names  - use kotlin intrinsic methods to rename variables, values: disable, apply, apply-and-hide, default: apply
   --rename-flags                      - fix options (comma-separated list of):
                                          'case' - fix case sensitivity issues (according to --fs-case-sensitive option),
@@ -115,7 +131,7 @@ options:
   --fs-case-sensitive                 - treat filesystem as case sensitive, false by default
   --cfg                               - save methods control flow graph to dot file
   --raw-cfg                           - save methods control flow graph (use raw instructions)
-  -f, --fallback                      - make simple dump (using goto instead of 'if', 'for', etc)
+  -f, --fallback                      - set '--decompilation-mode' to 'fallback' (deprecated)
   --use-dx                            - use dx/d8 to convert java bytecode
   --comments-level                    - set code comments level, values: error, warn, info, debug, user-only, none, default: info
   --log-level                         - set log level, values: quiet, progress, error, warn, info, debug, default: progress
@@ -125,11 +141,11 @@ options:
   -h, --help                          - print this help
 
 Plugin options (-P<name>=<value>):
-  1) dex-input (Load .dex and .apk files)
-    -Pdex-input.verify-checksum       - Verify dex file checksum before load, values: [yes, no], default: yes
-  2) java-convert (Convert .jar and .class files to dex)
-    -Pjava-convert.mode               - Convert mode, values: [dx, d8, both], default: both
-    -Pjava-convert.d8-desugar         - Use desugar in d8, values: [yes, no], default: no
+ 1) dex-input: Load .dex and .apk files
+    - dex-input.verify-checksum       - verify dex file checksum before load, values: [yes, no], default: yes
+ 2) java-convert: Convert .class, .jar and .aar files to dex
+    - java-convert.mode               - convert mode, values: [dx, d8, both], default: both
+    - java-convert.d8-desugar         - use desugar in d8, values: [yes, no], default: no
 
 Examples:
   jadx -d out classes.dex

build.gradle

@@ -1,6 +1,6 @@
 plugins {
 	id 'com.github.ben-manes.versions' version '0.42.0'
-	id 'com.diffplug.spotless' version '6.3.0'
+	id 'com.diffplug.spotless' version '6.9.1'
 }
 
 ext.jadxVersion = System.getenv('JADX_VERSION') ?: "dev"
@@ -14,7 +14,6 @@ allprojects {
 	version = jadxVersion
 
 	sourceCompatibility = JavaVersion.VERSION_1_8
-	targetCompatibility = JavaVersion.VERSION_1_8
 
 	compileJava {
 		options.encoding = "UTF-8"
@@ -32,23 +31,29 @@ allprojects {
 
 		testImplementation 'ch.qos.logback:logback-classic:1.2.11'
 		testImplementation 'org.hamcrest:hamcrest-library:2.2'
-		testImplementation 'org.mockito:mockito-core:4.4.0'
-		testImplementation 'org.assertj:assertj-core:3.22.0'
+		testImplementation 'org.mockito:mockito-core:4.7.0'
+		testImplementation 'org.assertj:assertj-core:3.23.1'
 
-		testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
-		testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+		testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.0'
+		testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.0'
 
 		testCompileOnly 'org.jetbrains:annotations:23.0.0'
 	}
 
 	test {
 		useJUnitPlatform()
+		maxParallelForks = Runtime.runtime.availableProcessors()
 	}
 
 	repositories {
 		mavenLocal()
 		mavenCentral()
 		google()
+		// Commented out for now since we're using a local mapping-io fork atm.
+        // maven {
+		// 	name 'FabricMC'
+		// 	url 'https://maven.fabricmc.net/'
+		// }
 	}
 }
 
@@ -63,13 +68,7 @@ spotless {
 
 		importOrderFile 'config/code-formatter/eclipse.importorder'
 		eclipse().configFile 'config/code-formatter/eclipse.xml'
-		if (JavaVersion.current() < JavaVersion.VERSION_16) {
-			removeUnusedImports()
-		} else {
-			// google-format on Java 16+ issue: https://github.com/diffplug/spotless/issues/834
-			println('Warning! Unused imports remove is disabled for Java 16+'
-					+ ' (use workaround from https://github.com/diffplug/spotless/tree/main/plugin-gradle#google-java-format)')
-		}
+		removeUnusedImports()
 
 		lineEndings(com.diffplug.spotless.LineEnding.UNIX)
 		encoding("UTF-8")

buildSrc/src/main/groovy/jadx-library.gradle

@@ -66,6 +66,7 @@ publishing {
 }
 
 signing {
+	required { gradle.taskGraph.hasTask("publish") }
 	sign publishing.publications.mavenJava
 }
 

gradle.properties

@@ -1 +1,11 @@
 org.gradle.warning.mode=all
+org.gradle.parallel=true
+
+# Flags for google-java-format (optimize imports by spotless) for Java >= 16.
+# Java < 9 will ignore unsupported flags (thanks to -XX:+IgnoreUnrecognizedVMOptions)
+org.gradle.jvmargs=-XX:+IgnoreUnrecognizedVMOptions \
+  --add-exports='jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED' \
+  --add-exports='jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED' \
+  --add-exports='jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED' \
+  --add-exports='jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED' \
+  --add-exports='jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED'

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=e5444a57cda4a95f90b0c9446a9e1b47d3d7f69057765bfb54bd4f482542d548
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.1-bin.zip
+distributionSha256Sum=f6b8596b10cce501591e92f229816aa4046424f3b24d771751b06779d58c8ec4
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -205,6 +205,12 @@ set -- \
         org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
+# Stop when "xargs" is not available.
+if ! command -v xargs >/dev/null 2>&1
+then
+    echo "xargs is not available"
+fi
+
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.

gradlew.bat

@@ -14,7 +14,7 @@
 @rem limitations under the License.
 @rem
 
-@if "%DEBUG%" == "" @echo off
+@if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -25,7 +25,7 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -40,7 +40,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto execute
+if %ERRORLEVEL% equ 0 goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -75,13 +75,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 :end
 @rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd
 
 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
+set EXIT_CODE=%ERRORLEVEL%
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal

jadx-cli/build.gradle

@@ -17,7 +17,7 @@ dependencies {
 application {
 	applicationName = 'jadx'
 	mainClass.set('jadx.cli.JadxCLI')
-	applicationDefaultJvmArgs = ['-Xms128M', '-Xmx4g', '-XX:+UseG1GC']
+	applicationDefaultJvmArgs = ['-Xms128M', '-XX:MaxRAMPercentage=70.0', '-XX:+UseG1GC']
 }
 
 applicationDistribution.with {

jadx-cli/src/main/java/jadx/cli/JCommanderWrapper.java

@@ -8,6 +8,7 @@ import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+import java.util.function.Supplier;
 
 import org.jetbrains.annotations.Nullable;
 
@@ -22,6 +23,7 @@ import jadx.api.plugins.JadxPluginInfo;
 import jadx.api.plugins.JadxPluginManager;
 import jadx.api.plugins.options.JadxPluginOptions;
 import jadx.api.plugins.options.OptionDescription;
+import jadx.core.utils.Utils;
 
 public class JCommanderWrapper<T> {
 	private final JCommander jc;
@@ -50,12 +52,24 @@ public class JCommanderWrapper<T> {
 			if (parameter.isAssigned()) {
 				// copy assigned field value to obj
 				Parameterized parameterized = parameter.getParameterized();
-				Object val = parameterized.get(parameter.getObject());
-				parameterized.set(obj, val);
+				Object providedValue = parameterized.get(parameter.getObject());
+				Object newValue = mergeValues(parameterized.getType(), providedValue, () -> parameterized.get(obj));
+				parameterized.set(obj, newValue);
 			}
 		}
 	}
 
+	@SuppressWarnings({ "rawtypes", "unchecked" })
+	private static Object mergeValues(Class<?> type, Object value, Supplier<Object> prevValueProvider) {
+		if (type.isAssignableFrom(Map.class)) {
+			// merge maps instead replacing whole map
+			Map prevMap = (Map) prevValueProvider.get();
+			return Utils.mergeMaps(prevMap, (Map) value); // value map will override keys in prevMap
+		}
+		// simple override
+		return value;
+	}
+
 	public void printUsage() {
 		// print usage in not sorted fields order (by default its sorted by description)
 		PrintStream out = System.out;
@@ -179,11 +193,11 @@ public class JCommanderWrapper<T> {
 			return false;
 		}
 		JadxPluginInfo pluginInfo = plugin.getPluginInfo();
-		out.append("\n  ").append(k).append(") ");
-		out.append(pluginInfo.getPluginId()).append(" (").append(pluginInfo.getDescription()).append(") ");
+		out.append("\n ").append(k).append(") ");
+		out.append(pluginInfo.getPluginId()).append(": ").append(pluginInfo.getDescription());
 		for (OptionDescription desc : descs) {
 			StringBuilder opt = new StringBuilder();
-			opt.append("    -P").append(desc.name());
+			opt.append("    - ").append(desc.name());
 			addSpaces(opt, maxNamesLen - opt.length());
 			opt.append("- ").append(desc.description());
 			if (!desc.values().isEmpty()) {

jadx-cli/src/main/java/jadx/cli/JadxCLI.java

@@ -21,7 +21,7 @@ public class JadxCLI {
 		} catch (JadxArgsValidateException e) {
 			LOG.error("Incorrect arguments: {}", e.getMessage());
 			result = 1;
-		} catch (Exception e) {
+		} catch (Throwable e) {
 			LOG.error("Process error:", e);
 			result = 1;
 		} finally {
@@ -66,8 +66,14 @@ public class JadxCLI {
 
 	private static boolean checkForErrors(JadxDecompiler jadx) {
 		if (jadx.getRoot().getClasses().isEmpty()) {
-			LOG.error("Load failed! No classes for decompile!");
-			return true;
+			if (jadx.getArgs().isSkipResources()) {
+				LOG.error("Load failed! No classes for decompile!");
+				return true;
+			}
+			if (!jadx.getArgs().isSkipSources()) {
+				LOG.warn("No classes to decompile; decoding resources only");
+				jadx.getArgs().setSkipSources(true);
+			}
 		}
 		if (jadx.getErrorsCount() > 0) {
 			LOG.error("Load with errors! Check log for details");

jadx-cli/src/main/java/jadx/cli/JadxCLIArgs.java

@@ -15,11 +15,13 @@ import com.beust.jcommander.IStringConverter;
 import com.beust.jcommander.Parameter;
 
 import jadx.api.CommentsLevel;
+import jadx.api.DecompilationMode;
 import jadx.api.JadxArgs;
 import jadx.api.JadxArgs.RenameEnum;
 import jadx.api.JadxArgs.UseKotlinMethodsForVarNames;
 import jadx.api.JadxDecompiler;
 import jadx.api.args.DeobfuscationMapFileMode;
+import jadx.api.args.ResourceNameSource;
 import jadx.core.utils.exceptions.JadxException;
 import jadx.core.utils.files.FileUtils;
 
@@ -58,6 +60,17 @@ public class JadxCLIArgs {
 	@Parameter(names = { "-j", "--threads-count" }, description = "processing threads count")
 	protected int threadsCount = JadxArgs.DEFAULT_THREADS_COUNT;
 
+	@Parameter(
+			names = { "-m", "--decompilation-mode" },
+			description = "code output mode:"
+					+ "\n 'auto' - trying best options (default)"
+					+ "\n 'restructure' - restore code structure (normal java code)"
+					+ "\n 'simple' - simplified instructions (linear, with goto's)"
+					+ "\n 'fallback' - raw instructions without modifications",
+			converter = DecompilationModeConverter.class
+	)
+	protected DecompilationMode decompilationMode = DecompilationMode.AUTO;
+
 	@Parameter(names = { "--show-bad-code" }, description = "show inconsistent code (incorrectly decompiled)")
 	protected boolean showInconsistentCode = false;
 
@@ -76,6 +89,9 @@ public class JadxCLIArgs {
 	@Parameter(names = { "--no-inline-methods" }, description = "disable methods inline")
 	protected boolean inlineMethods = true;
 
+	@Parameter(names = "--no-finally", description = "don't extract finally block")
+	protected boolean extractFinally = true;
+
 	@Parameter(names = "--no-replace-consts", description = "don't replace constant value with matching constant field")
 	protected boolean replaceConsts = true;
 
@@ -111,15 +127,22 @@ public class JadxCLIArgs {
 	)
 	protected DeobfuscationMapFileMode deobfuscationMapFileMode = DeobfuscationMapFileMode.READ;
 
-	@Parameter(names = { "--deobf-rewrite-cfg" }, description = "set '--deobf-cfg-file-mode' to 'overwrite' (deprecated)")
-	protected boolean deobfuscationForceSave = false;
-
 	@Parameter(names = { "--deobf-use-sourcename" }, description = "use source file name as class name alias")
 	protected boolean deobfuscationUseSourceNameAsAlias = false;
 
 	@Parameter(names = { "--deobf-parse-kotlin-metadata" }, description = "parse kotlin metadata to class and package names")
 	protected boolean deobfuscationParseKotlinMetadata = false;
 
+	@Parameter(
+			names = { "--deobf-res-name-source" },
+			description = "better name source for resources:"
+					+ "\n 'auto' - automatically select best name (default)"
+					+ "\n 'resources' - use resources names"
+					+ "\n 'code' - use R class fields names",
+			converter = ResourceNameSourceConverter.class
+	)
+	protected ResourceNameSource resourceNameSource = ResourceNameSource.AUTO;
+
 	@Parameter(
 			names = { "--use-kotlin-methods-for-var-names" },
 			description = "use kotlin intrinsic methods to rename variables, values: disable, apply, apply-and-hide",
@@ -148,7 +171,7 @@ public class JadxCLIArgs {
 	@Parameter(names = { "--raw-cfg" }, description = "save methods control flow graph (use raw instructions)")
 	protected boolean rawCfgOutput = false;
 
-	@Parameter(names = { "-f", "--fallback" }, description = "make simple dump (using goto instead of 'if', 'for', etc)")
+	@Parameter(names = { "-f", "--fallback" }, description = "set '--decompilation-mode' to 'fallback' (deprecated)")
 	protected boolean fallbackMode = false;
 
 	@Parameter(names = { "--use-dx" }, description = "use dx/d8 to convert java bytecode")
@@ -236,23 +259,24 @@ public class JadxCLIArgs {
 		args.setThreadsCount(threadsCount);
 		args.setSkipSources(skipSources);
 		args.setSkipResources(skipResources);
-		args.setFallbackMode(fallbackMode);
+		if (fallbackMode) {
+			args.setDecompilationMode(DecompilationMode.FALLBACK);
+		} else {
+			args.setDecompilationMode(decompilationMode);
+		}
 		args.setShowInconsistentCode(showInconsistentCode);
 		args.setCfgOutput(cfgOutput);
 		args.setRawCFGOutput(rawCfgOutput);
 		args.setReplaceConsts(replaceConsts);
 		args.setDeobfuscationOn(deobfuscationOn);
 		args.setDeobfuscationMapFile(FileUtils.toFile(deobfuscationMapFile));
-		if (deobfuscationForceSave) {
-			args.setDeobfuscationMapFileMode(DeobfuscationMapFileMode.OVERWRITE);
-		} else {
-			args.setDeobfuscationMapFileMode(deobfuscationMapFileMode);
-		}
+		args.setDeobfuscationMapFileMode(deobfuscationMapFileMode);
 		args.setDeobfuscationMinLength(deobfuscationMinLength);
 		args.setDeobfuscationMaxLength(deobfuscationMaxLength);
 		args.setUseSourceNameAsClassAlias(deobfuscationUseSourceNameAsAlias);
 		args.setParseKotlinMetadata(deobfuscationParseKotlinMetadata);
 		args.setUseKotlinMethodsForVarNames(useKotlinMethodsForVarNames);
+		args.setResourceNameSource(resourceNameSource);
 		args.setEscapeUnicode(escapeUnicode);
 		args.setRespectBytecodeAccModifiers(respectBytecodeAccessModifiers);
 		args.setExportAsGradleProject(exportAsGradleProject);
@@ -261,6 +285,7 @@ public class JadxCLIArgs {
 		args.setInsertDebugLines(addDebugLines);
 		args.setInlineAnonymousClasses(inlineAnonymousClasses);
 		args.setInlineMethods(inlineMethods);
+		args.setExtractFinally(extractFinally);
 		args.setRenameFlags(renameFlags);
 		args.setFsCaseSensitive(fsCaseSensitive);
 		args.setCommentsLevel(commentsLevel);
@@ -313,6 +338,10 @@ public class JadxCLIArgs {
 		return useDx;
 	}
 
+	public DecompilationMode getDecompilationMode() {
+		return decompilationMode;
+	}
+
 	public boolean isShowInconsistentCode() {
 		return showInconsistentCode;
 	}
@@ -337,6 +366,10 @@ public class JadxCLIArgs {
 		return inlineMethods;
 	}
 
+	public boolean isExtractFinally() {
+		return extractFinally;
+	}
+
 	public boolean isDeobfuscationOn() {
 		return deobfuscationOn;
 	}
@@ -357,10 +390,6 @@ public class JadxCLIArgs {
 		return deobfuscationMapFileMode;
 	}
 
-	public boolean isDeobfuscationForceSave() {
-		return deobfuscationForceSave;
-	}
-
 	public boolean isDeobfuscationUseSourceNameAsAlias() {
 		return deobfuscationUseSourceNameAsAlias;
 	}
@@ -369,6 +398,10 @@ public class JadxCLIArgs {
 		return deobfuscationParseKotlinMetadata;
 	}
 
+	public ResourceNameSource getResourceNameSource() {
+		return resourceNameSource;
+	}
+
 	public UseKotlinMethodsForVarNames getUseKotlinMethodsForVarNames() {
 		return useKotlinMethodsForVarNames;
 	}
@@ -493,6 +526,32 @@ public class JadxCLIArgs {
 		}
 	}
 
+	public static class ResourceNameSourceConverter implements IStringConverter<ResourceNameSource> {
+		@Override
+		public ResourceNameSource convert(String value) {
+			try {
+				return ResourceNameSource.valueOf(value.toUpperCase());
+			} catch (Exception e) {
+				throw new IllegalArgumentException(
+						'\'' + value + "' is unknown, possible values are: "
+								+ JadxCLIArgs.enumValuesString(ResourceNameSource.values()));
+			}
+		}
+	}
+
+	public static class DecompilationModeConverter implements IStringConverter<DecompilationMode> {
+		@Override
+		public DecompilationMode convert(String value) {
+			try {
+				return DecompilationMode.valueOf(value.toUpperCase());
+			} catch (Exception e) {
+				throw new IllegalArgumentException(
+						'\'' + value + "' is unknown, possible values are: "
+								+ JadxCLIArgs.enumValuesString(DecompilationMode.values()));
+			}
+		}
+	}
+
 	public static String enumValuesString(Enum<?>[] values) {
 		return Stream.of(values)
 				.map(v -> v.name().replace('_', '-').toLowerCase(Locale.ROOT))

jadx-cli/src/test/java/jadx/cli/JadxCLIArgsTest.java

@@ -1,9 +1,14 @@
 package jadx.cli;
 
+import java.util.Collections;
+import java.util.Map;
+
+import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import static jadx.core.utils.Utils.newConstStringMap;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.is;
 
@@ -47,6 +52,40 @@ public class JadxCLIArgsTest {
 		assertThat(override(args, "").isUseImports(), is(false));
 	}
 
+	@Test
+	public void testPluginOptionsOverride() {
+		// add key to empty base map
+		checkPluginOptionsMerge(
+				Collections.emptyMap(),
+				"-Poption=otherValue",
+				newConstStringMap("option", "otherValue"));
+
+		// override one key
+		checkPluginOptionsMerge(
+				newConstStringMap("option", "value"),
+				"-Poption=otherValue",
+				newConstStringMap("option", "otherValue"));
+
+		// merge different keys
+		checkPluginOptionsMerge(
+				Collections.singletonMap("option1", "value1"),
+				"-Poption2=otherValue2",
+				newConstStringMap("option1", "value1", "option2", "otherValue2"));
+
+		// merge and override
+		checkPluginOptionsMerge(
+				newConstStringMap("option1", "value1", "option2", "value2"),
+				"-Poption2=otherValue2",
+				newConstStringMap("option1", "value1", "option2", "otherValue2"));
+	}
+
+	private void checkPluginOptionsMerge(Map<String, String> baseMap, String providedArgs, Map<String, String> expectedMap) {
+		JadxCLIArgs args = new JadxCLIArgs();
+		args.pluginOptions = baseMap;
+		Map<String, String> resultMap = override(args, providedArgs).getPluginOptions();
+		assertThat(resultMap, Matchers.equalTo(expectedMap));
+	}
+
 	private JadxCLIArgs parse(String... args) {
 		return parse(new JadxCLIArgs(), args);
 	}

jadx-cli/src/test/java/jadx/cli/TestInput.java

@@ -44,6 +44,33 @@ public class TestInput {
 		decompile("multi", "samples/hello.dex", "samples/HelloWorld.smali");
 	}
 
+	@Test
+	public void testResourceOnly() throws Exception {
+		decode("resourceOnly", "samples/resources-only.apk");
+	}
+
+	private void decode(String tmpDirName, String apkSample) throws URISyntaxException, IOException {
+		List<String> args = new ArrayList<>();
+		Path tempDir = FileUtils.createTempDir(tmpDirName);
+		args.add("-v");
+		args.add("-d");
+		args.add(tempDir.toAbsolutePath().toString());
+
+		URL resource = getClass().getClassLoader().getResource(apkSample);
+		assertThat(resource).isNotNull();
+		String sampleFile = resource.toURI().getRawPath();
+		args.add(sampleFile);
+
+		int result = JadxCLI.execute(args.toArray(new String[0]));
+		assertThat(result).isEqualTo(0);
+		List<Path> files = Files.find(
+				tempDir,
+				3,
+				(file, attr) -> file.getFileName().toString().equalsIgnoreCase("AndroidManifest.xml"))
+				.collect(Collectors.toList());
+		assertThat(files.isEmpty()).isFalse();
+	}
+
 	private void decompile(String tmpDirName, String... inputSamples) throws URISyntaxException, IOException {
 		List<String> args = new ArrayList<>();
 		Path tempDir = FileUtils.createTempDir(tmpDirName);

jadx-core/build.gradle

@@ -5,22 +5,21 @@ plugins {
 dependencies {
 	api(project(':jadx-plugins:jadx-plugins-api'))
 
-	implementation 'com.google.code.gson:gson:2.9.0'
-	implementation 'com.android.tools.build:aapt2-proto:4.2.1-7147631'
-	constraints {
-		// Force protobuf version to prevent Java-7 issue
-		implementation 'com.google.protobuf:protobuf-java:3.11.4'
-	}
+	implementation 'com.google.code.gson:gson:2.9.1'
+
+	// TODO: move resources decoding to separate plugin module
+	implementation 'com.android.tools.build:aapt2-proto:7.2.2-7984345'
+	implementation 'com.google.protobuf:protobuf-java:3.21.5' // forcing latest version
 
 	testImplementation 'org.apache.commons:commons-lang3:3.12.0'
 
-	testRuntimeOnly(project(':jadx-plugins:jadx-dex-input'))
+	testImplementation(project(':jadx-plugins:jadx-dex-input'))
 	testRuntimeOnly(project(':jadx-plugins:jadx-smali-input'))
 	testRuntimeOnly(project(':jadx-plugins:jadx-java-convert'))
 	testRuntimeOnly(project(':jadx-plugins:jadx-java-input'))
 	testRuntimeOnly(project(':jadx-plugins:jadx-raung-input'))
 
-	testImplementation 'org.eclipse.jdt:ecj:3.29.0'
+	testImplementation 'org.eclipse.jdt:ecj:3.30.0'
 	testImplementation 'tools.profiler:async-profiler:1.8.3'
 }
 

jadx-core/src/main/java/jadx/api/CodePosition.java

@@ -1,65 +0,0 @@
-package jadx.api;
-
-public final class CodePosition {
-
-	private final int line;
-	private final int offset;
-	private final int pos;
-
-	public CodePosition(int line, int offset, int pos) {
-		this.line = line;
-		this.offset = offset;
-		this.pos = pos;
-	}
-
-	public CodePosition(int line) {
-		this(line, 0, -1);
-	}
-
-	@Deprecated
-	public CodePosition(int line, int offset) {
-		this(line, offset, -1);
-	}
-
-	public int getPos() {
-		return pos;
-	}
-
-	public int getLine() {
-		return line;
-	}
-
-	public int getOffset() {
-		return offset;
-	}
-
-	@Override
-	public boolean equals(Object o) {
-		if (this == o) {
-			return true;
-		}
-		if (o == null || getClass() != o.getClass()) {
-			return false;
-		}
-		CodePosition that = (CodePosition) o;
-		return line == that.line && offset == that.offset;
-	}
-
-	@Override
-	public int hashCode() {
-		return line + 31 * offset;
-	}
-
-	@Override
-	public String toString() {
-		StringBuilder sb = new StringBuilder();
-		sb.append(line);
-		if (offset != 0) {
-			sb.append(':').append(offset);
-		}
-		if (pos > 0) {
-			sb.append('@').append(pos);
-		}
-		return sb.toString();
-	}
-}

jadx-core/src/main/java/jadx/api/DecompilationMode.java

@@ -0,0 +1,23 @@
+package jadx.api;
+
+public enum DecompilationMode {
+	/**
+	 * Trying best options (default)
+	 */
+	AUTO,
+
+	/**
+	 * Restore code structure (normal java code)
+	 */
+	RESTRUCTURE,
+
+	/**
+	 * Simplified instructions (linear with goto's)
+	 */
+	SIMPLE,
+
+	/**
+	 * Raw instructions without modifications
+	 */
+	FALLBACK
+}

jadx-core/src/main/java/jadx/api/ICodeCache.java

@@ -1,13 +1,21 @@
 package jadx.api;
 
+import java.io.Closeable;
+
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-public interface ICodeCache {
+public interface ICodeCache extends Closeable {
 
 	void add(String clsFullName, ICodeInfo codeInfo);
 
 	void remove(String clsFullName);
 
-	@Nullable
+	@NotNull
 	ICodeInfo get(String clsFullName);
+
+	@Nullable
+	String getCode(String clsFullName);
+
+	boolean contains(String clsFullName);
 }

jadx-core/src/main/java/jadx/api/ICodeInfo.java

@@ -1,8 +1,7 @@
 package jadx.api;
 
-import java.util.Map;
-
 import jadx.api.impl.SimpleCodeInfo;
+import jadx.api.metadata.ICodeMetadata;
 
 public interface ICodeInfo {
 
@@ -10,7 +9,7 @@ public interface ICodeInfo {
 
 	String getCodeStr();
 
-	Map<Integer, Integer> getLineMapping();
+	ICodeMetadata getCodeMetadata();
 
-	Map<CodePosition, Object> getAnnotations();
+	boolean hasMetadata();
 }

jadx-core/src/main/java/jadx/api/ICodeWriter.java

@@ -2,7 +2,10 @@ package jadx.api;
 
 import java.util.Map;
 
-import jadx.core.dex.attributes.ILineAttributeNode;
+import org.jetbrains.annotations.ApiStatus;
+
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
 
 public interface ICodeWriter {
 	String NL = System.getProperty("line.separator");
@@ -38,13 +41,21 @@ public interface ICodeWriter {
 
 	void setIndent(int indent);
 
+	/**
+	 * Return current line (only if metadata is supported)
+	 */
 	int getLine();
 
-	void attachDefinition(ILineAttributeNode obj);
+	/**
+	 * Return start line position (only if metadata is supported)
+	 */
+	int getLineStartPos();
 
-	void attachAnnotation(Object obj);
+	void attachDefinition(ICodeNodeRef obj);
 
-	void attachLineAnnotation(Object obj);
+	void attachAnnotation(ICodeAnnotation obj);
+
+	void attachLineAnnotation(ICodeAnnotation obj);
 
 	void attachSourceLine(int sourceLine);
 
@@ -56,5 +67,6 @@ public interface ICodeWriter {
 
 	StringBuilder getRawBuf();
 
-	Map<CodePosition, Object> getRawAnnotations();
+	@ApiStatus.Internal
+	Map<Integer, ICodeAnnotation> getRawAnnotations();
 }

jadx-core/src/main/java/jadx/api/JadxArgs.java

@@ -1,6 +1,7 @@
 package jadx.api;
 
 import java.io.File;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.EnumSet;
@@ -11,12 +12,18 @@ import java.util.Set;
 import java.util.function.Function;
 import java.util.function.Predicate;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import jadx.api.args.DeobfuscationMapFileMode;
+import jadx.api.args.ResourceNameSource;
 import jadx.api.data.ICodeData;
 import jadx.api.impl.AnnotatedCodeWriter;
 import jadx.api.impl.InMemoryCodeCache;
+import jadx.core.utils.files.FileUtils;
 
 public class JadxArgs {
+	private static final Logger LOG = LoggerFactory.getLogger(JadxArgs.class);
 
 	public static final int DEFAULT_THREADS_COUNT = Math.max(1, Runtime.getRuntime().availableProcessors() / 2);
 
@@ -38,7 +45,6 @@ public class JadxArgs {
 	private boolean cfgOutput = false;
 	private boolean rawCFGOutput = false;
 
-	private boolean fallbackMode = false;
 	private boolean showInconsistentCode = false;
 
 	private boolean useImports = true;
@@ -56,12 +62,18 @@ public class JadxArgs {
 	 */
 	private Predicate<String> classFilter = null;
 
+	/**
+	 * Save dependencies for classes accepted by {@code classFilter}
+	 */
+	private boolean includeDependencies = false;
+
 	private boolean deobfuscationOn = false;
 	private boolean useSourceNameAsClassAlias = false;
 	private boolean parseKotlinMetadata = false;
 	private File deobfuscationMapFile = null;
 
 	private DeobfuscationMapFileMode deobfuscationMapFileMode = DeobfuscationMapFileMode.READ;
+	private ResourceNameSource resourceNameSource = ResourceNameSource.AUTO;
 
 	private int deobfuscationMinLength = 0;
 	private int deobfuscationMaxLength = Integer.MAX_VALUE;
@@ -85,6 +97,8 @@ public class JadxArgs {
 
 	private OutputFormatEnum outputFormat = OutputFormatEnum.JAVA;
 
+	private DecompilationMode decompilationMode = DecompilationMode.AUTO;
+
 	private ICodeData codeData;
 
 	private CommentsLevel commentsLevel = CommentsLevel.INFO;
@@ -114,6 +128,19 @@ public class JadxArgs {
 		setOutDirRes(new File(rootDir, DEFAULT_RES_DIR));
 	}
 
+	public void close() {
+		try {
+			inputFiles = null;
+			if (codeCache != null) {
+				codeCache.close();
+			}
+		} catch (Exception e) {
+			LOG.error("Failed to close JadxArgs", e);
+		} finally {
+			codeCache = null;
+		}
+	}
+
 	public List<File> getInputFiles() {
 		return inputFiles;
 	}
@@ -175,11 +202,17 @@ public class JadxArgs {
 	}
 
 	public boolean isFallbackMode() {
-		return fallbackMode;
+		return decompilationMode == DecompilationMode.FALLBACK;
 	}
 
+	/**
+	 * Deprecated: use 'decompilation mode' property
+	 */
+	@Deprecated
 	public void setFallbackMode(boolean fallbackMode) {
-		this.fallbackMode = fallbackMode;
+		if (fallbackMode) {
+			this.decompilationMode = DecompilationMode.FALLBACK;
+		}
 	}
 
 	public boolean isShowInconsistentCode() {
@@ -254,6 +287,14 @@ public class JadxArgs {
 		this.skipSources = skipSources;
 	}
 
+	public void setIncludeDependencies(boolean includeDependencies) {
+		this.includeDependencies = includeDependencies;
+	}
+
+	public boolean isIncludeDependencies() {
+		return includeDependencies;
+	}
+
 	public Predicate<String> getClassFilter() {
 		return classFilter;
 	}
@@ -330,6 +371,14 @@ public class JadxArgs {
 		this.deobfuscationMapFile = deobfuscationMapFile;
 	}
 
+	public ResourceNameSource getResourceNameSource() {
+		return resourceNameSource;
+	}
+
+	public void setResourceNameSource(ResourceNameSource resourceNameSource) {
+		this.resourceNameSource = resourceNameSource;
+	}
+
 	public boolean isEscapeUnicode() {
 		return escapeUnicode;
 	}
@@ -422,6 +471,14 @@ public class JadxArgs {
 		this.outputFormat = outputFormat;
 	}
 
+	public DecompilationMode getDecompilationMode() {
+		return decompilationMode;
+	}
+
+	public void setDecompilationMode(DecompilationMode decompilationMode) {
+		this.decompilationMode = decompilationMode;
+	}
+
 	public ICodeCache getCodeCache() {
 		return codeCache;
 	}
@@ -486,6 +543,22 @@ public class JadxArgs {
 		this.pluginOptions = pluginOptions;
 	}
 
+	/**
+	 * Hash of all options that can change result code
+	 */
+	public String makeCodeArgsHash() {
+		String argStr = "args:" + decompilationMode + useImports + showInconsistentCode
+				+ inlineAnonymousClasses + inlineMethods
+				+ deobfuscationOn + deobfuscationMinLength + deobfuscationMaxLength
+				+ resourceNameSource
+				+ parseKotlinMetadata + useKotlinMethodsForVarNames
+				+ insertDebugLines + extractFinally
+				+ debugInfo + useSourceNameAsClassAlias + escapeUnicode + replaceConsts
+				+ respectBytecodeAccModifiers + fsCaseSensitive + renameFlags
+				+ commentsLevel + useDxInput + pluginOptions;
+		return FileUtils.md5Sum(argStr.getBytes(StandardCharsets.US_ASCII));
+	}
+
 	@Override
 	public String toString() {
 		return "JadxArgs{" + "inputFiles=" + inputFiles
@@ -493,19 +566,21 @@ public class JadxArgs {
 				+ ", outDirSrc=" + outDirSrc
 				+ ", outDirRes=" + outDirRes
 				+ ", threadsCount=" + threadsCount
-				+ ", cfgOutput=" + cfgOutput
-				+ ", rawCFGOutput=" + rawCFGOutput
-				+ ", fallbackMode=" + fallbackMode
+				+ ", decompilationMode=" + decompilationMode
 				+ ", showInconsistentCode=" + showInconsistentCode
 				+ ", useImports=" + useImports
 				+ ", skipResources=" + skipResources
 				+ ", skipSources=" + skipSources
+				+ ", includeDependencies=" + includeDependencies
 				+ ", deobfuscationOn=" + deobfuscationOn
 				+ ", deobfuscationMapFile=" + deobfuscationMapFile
 				+ ", deobfuscationMapFileMode=" + deobfuscationMapFileMode
+				+ ", resourceNameSource=" + resourceNameSource
 				+ ", useSourceNameAsClassAlias=" + useSourceNameAsClassAlias
 				+ ", parseKotlinMetadata=" + parseKotlinMetadata
 				+ ", useKotlinMethodsForVarNames=" + useKotlinMethodsForVarNames
+				+ ", insertDebugLines=" + insertDebugLines
+				+ ", extractFinally=" + extractFinally
 				+ ", deobfuscationMinLength=" + deobfuscationMinLength
 				+ ", deobfuscationMaxLength=" + deobfuscationMaxLength
 				+ ", escapeUnicode=" + escapeUnicode
@@ -520,6 +595,8 @@ public class JadxArgs {
 				+ ", codeWriter=" + codeWriterProvider.apply(this).getClass().getSimpleName()
 				+ ", useDxInput=" + useDxInput
 				+ ", pluginOptions=" + pluginOptions
+				+ ", cfgOutput=" + cfgOutput
+				+ ", rawCFGOutput=" + rawCFGOutput
 				+ '}';
 	}
 }

jadx-core/src/main/java/jadx/api/JadxArgsValidator.java

@@ -13,8 +13,9 @@ public class JadxArgsValidator {
 
 	private static final Logger LOG = LoggerFactory.getLogger(JadxArgsValidator.class);
 
-	public static void validate(JadxArgs args) {
-		checkInputFiles(args);
+	public static void validate(JadxDecompiler jadx) {
+		JadxArgs args = jadx.getArgs();
+		checkInputFiles(jadx, args);
 		validateOutDirs(args);
 
 		if (LOG.isDebugEnabled()) {
@@ -22,9 +23,9 @@ public class JadxArgsValidator {
 		}
 	}
 
-	private static void checkInputFiles(JadxArgs args) {
+	private static void checkInputFiles(JadxDecompiler jadx, JadxArgs args) {
 		List<File> inputFiles = args.getInputFiles();
-		if (inputFiles.isEmpty()) {
+		if (inputFiles.isEmpty() && jadx.getCustomLoads().isEmpty()) {
 			throw new JadxArgsValidateException("Please specify input file");
 		}
 		for (File inputFile : inputFiles) {
@@ -66,19 +67,22 @@ public class JadxArgsValidator {
 
 	@NotNull
 	private static File makeDirFromInput(JadxArgs args) {
-		File outDir;
 		String outDirName;
-		File file = args.getInputFiles().get(0);
-		String name = file.getName();
-		int pos = name.lastIndexOf('.');
-		if (pos != -1) {
-			outDirName = name.substring(0, pos);
+		List<File> inputFiles = args.getInputFiles();
+		if (inputFiles.isEmpty()) {
+			outDirName = JadxArgs.DEFAULT_OUT_DIR;
 		} else {
-			outDirName = name + '-' + JadxArgs.DEFAULT_OUT_DIR;
+			File file = inputFiles.get(0);
+			String name = file.getName();
+			int pos = name.lastIndexOf('.');
+			if (pos != -1) {
+				outDirName = name.substring(0, pos);
+			} else {
+				outDirName = name + '-' + JadxArgs.DEFAULT_OUT_DIR;
+			}
 		}
 		LOG.info("output directory: {}", outDirName);
-		outDir = new File(outDirName);
-		return outDir;
+		return new File(outDirName);
 	}
 
 	private static void checkFile(File file) {

jadx-core/src/main/java/jadx/api/JadxDecompiler.java

@@ -25,7 +25,11 @@ import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import jadx.api.data.annotations.VarRef;
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
+import jadx.api.metadata.annotations.NodeDeclareRef;
+import jadx.api.metadata.annotations.VarNode;
+import jadx.api.metadata.annotations.VarRef;
 import jadx.api.plugins.JadxPlugin;
 import jadx.api.plugins.JadxPluginManager;
 import jadx.api.plugins.input.JadxInputPlugin;
@@ -33,7 +37,6 @@ import jadx.api.plugins.input.data.ILoadResult;
 import jadx.api.plugins.options.JadxPluginOptions;
 import jadx.core.Jadx;
 import jadx.core.dex.attributes.AFlag;
-import jadx.core.dex.attributes.nodes.LineAttrNode;
 import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.FieldNode;
 import jadx.core.dex.nodes.MethodNode;
@@ -94,7 +97,9 @@ public final class JadxDecompiler implements Closeable {
 	private final Map<MethodNode, JavaMethod> methodsMap = new ConcurrentHashMap<>();
 	private final Map<FieldNode, JavaField> fieldsMap = new ConcurrentHashMap<>();
 
-	private final IDecompileScheduler decompileScheduler = new DecompilerScheduler(this);
+	private final IDecompileScheduler decompileScheduler = new DecompilerScheduler();
+
+	private final List<ILoadResult> customLoads = new ArrayList<>();
 
 	public JadxDecompiler() {
 		this(new JadxArgs());
@@ -106,7 +111,7 @@ public final class JadxDecompiler implements Closeable {
 
 	public void load() {
 		reset();
-		JadxArgsValidator.validate(args);
+		JadxArgsValidator.validate(this);
 		LOG.info("loading ...");
 		loadPlugins(args);
 		loadInputFiles();
@@ -130,11 +135,20 @@ public final class JadxDecompiler implements Closeable {
 				loadedInputs.add(loadResult);
 			}
 		}
+		loadedInputs.addAll(customLoads);
 		if (LOG.isDebugEnabled()) {
 			LOG.debug("Loaded using {} inputs plugin in {} ms", loadedInputs.size(), System.currentTimeMillis() - start);
 		}
 	}
 
+	public void addCustomLoad(ILoadResult customLoad) {
+		customLoads.add(customLoad);
+	}
+
+	public List<ILoadResult> getCustomLoads() {
+		return customLoads;
+	}
+
 	private void reset() {
 		root = null;
 		classes = null;
@@ -145,8 +159,13 @@ public final class JadxDecompiler implements Closeable {
 		classesMap.clear();
 		methodsMap.clear();
 		fieldsMap.clear();
+	}
 
+	@Override
+	public void close() {
+		reset();
 		closeInputs();
+		args.close();
 	}
 
 	private void closeInputs() {
@@ -160,11 +179,6 @@ public final class JadxDecompiler implements Closeable {
 		loadedInputs.clear();
 	}
 
-	@Override
-	public void close() {
-		reset();
-	}
-
 	private void loadPlugins(JadxArgs args) {
 		pluginManager.providesSuggestion("java-input", args.isUseDxInput() ? "java-convert" : "java-input");
 		pluginManager.load();
@@ -186,6 +200,7 @@ public final class JadxDecompiler implements Closeable {
 		}
 	}
 
+	@SuppressWarnings("unused")
 	public void registerPlugin(JadxPlugin plugin) {
 		pluginManager.register(plugin);
 	}
@@ -227,6 +242,7 @@ public final class JadxDecompiler implements Closeable {
 		save(false, true);
 	}
 
+	@SuppressWarnings("ResultOfMethodCallIgnored")
 	private void save(boolean saveSources, boolean saveResources) {
 		ExecutorService ex = getSaveExecutor(saveSources, saveResources);
 		ex.shutdown();
@@ -318,10 +334,14 @@ public final class JadxDecompiler implements Closeable {
 		List<JavaClass> classes = getClasses();
 		List<JavaClass> processQueue = new ArrayList<>(classes.size());
 		for (JavaClass cls : classes) {
-			if (cls.getClassNode().contains(AFlag.DONT_GENERATE)) {
+			ClassNode clsNode = cls.getClassNode();
+			if (clsNode.contains(AFlag.DONT_GENERATE)) {
 				continue;
 			}
-			if (classFilter != null && !classFilter.test(cls.getFullName())) {
+			if (classFilter != null && !classFilter.test(clsNode.getClassInfo().getFullName())) {
+				if (!args.isIncludeDependencies()) {
+					clsNode.add(AFlag.DONT_GENERATE);
+				}
 				continue;
 			}
 			processQueue.add(cls);
@@ -336,8 +356,9 @@ public final class JadxDecompiler implements Closeable {
 			tasks.add(() -> {
 				for (JavaClass cls : decompileBatch) {
 					try {
-						ICodeInfo code = cls.getCodeInfo();
-						SaveCode.save(outDir, cls.getClassNode(), code);
+						ClassNode clsNode = cls.getClassNode();
+						ICodeInfo code = clsNode.getCode();
+						SaveCode.save(outDir, clsNode, code);
 					} catch (Exception e) {
 						LOG.error("Error saving class: {}", cls, e);
 					}
@@ -351,14 +372,14 @@ public final class JadxDecompiler implements Closeable {
 			return Collections.emptyList();
 		}
 		if (classes == null) {
-			List<ClassNode> classNodeList = root.getClasses(false);
+			List<ClassNode> classNodeList = root.getClasses();
 			List<JavaClass> clsList = new ArrayList<>(classNodeList.size());
-			classesMap.clear();
 			for (ClassNode classNode : classNodeList) {
-				if (!classNode.contains(AFlag.DONT_GENERATE)) {
-					JavaClass javaClass = new JavaClass(classNode, this);
-					clsList.add(javaClass);
-					classesMap.put(classNode, javaClass);
+				if (classNode.contains(AFlag.DONT_GENERATE)) {
+					continue;
+				}
+				if (!classNode.getClassInfo().isInner()) {
+					clsList.add(convertClassNode(classNode));
 				}
 			}
 			classes = Collections.unmodifiableList(clsList);
@@ -366,6 +387,10 @@ public final class JadxDecompiler implements Closeable {
 		return classes;
 	}
 
+	public List<JavaClass> getClassesWithInners() {
+		return Utils.collectionMap(root.getClasses(), this::convertClassNode);
+	}
+
 	public List<ResourceFile> getResources() {
 		if (resources == null) {
 			if (root == null) {
@@ -423,6 +448,7 @@ public final class JadxDecompiler implements Closeable {
 	/**
 	 * Internal API. Not Stable!
 	 */
+	@ApiStatus.Internal
 	public RootNode getRoot() {
 		return root;
 	}
@@ -441,23 +467,10 @@ public final class JadxDecompiler implements Closeable {
 		return protoXmlParser;
 	}
 
-	private void loadJavaClass(JavaClass javaClass) {
-		javaClass.getMethods().forEach(mth -> methodsMap.put(mth.getMethodNode(), mth));
-		javaClass.getFields().forEach(fld -> fieldsMap.put(fld.getFieldNode(), fld));
-
-		for (JavaClass innerCls : javaClass.getInnerClasses()) {
-			classesMap.put(innerCls.getClassNode(), innerCls);
-			loadJavaClass(innerCls);
-		}
-		for (JavaClass inlinedCls : javaClass.getInlinedClasses()) {
-			classesMap.put(inlinedCls.getClassNode(), inlinedCls);
-			loadJavaClass(inlinedCls);
-		}
-	}
-
 	/**
 	 * Get JavaClass by ClassNode without loading and decompilation
 	 */
+	@ApiStatus.Internal
 	JavaClass convertClassNode(ClassNode cls) {
 		return classesMap.compute(cls, (node, prevJavaCls) -> {
 			if (prevJavaCls != null && prevJavaCls.getClassNode() == cls) {
@@ -471,82 +484,20 @@ public final class JadxDecompiler implements Closeable {
 		});
 	}
 
-	@Nullable("For not generated classes")
 	@ApiStatus.Internal
-	public JavaClass getJavaClassByNode(ClassNode cls) {
-		JavaClass javaClass = classesMap.get(cls);
-		if (javaClass != null && javaClass.getClassNode() == cls) {
-			return javaClass;
-		}
-		// load parent class if inner
-		ClassNode parentClass = cls.getTopParentClass();
-		if (parentClass.contains(AFlag.DONT_GENERATE)) {
-			return null;
-		}
-		if (parentClass != cls) {
-			JavaClass parentJavaClass = classesMap.get(parentClass);
-			if (parentJavaClass == null) {
-				getClasses();
-				parentJavaClass = classesMap.get(parentClass);
-			}
-			loadJavaClass(parentJavaClass);
-			javaClass = classesMap.get(cls);
-			if (javaClass != null) {
-				return javaClass;
-			}
-		}
-		// class or parent classes can be excluded from generation
-		if (cls.hasNotGeneratedParent()) {
-			return null;
-		}
-		throw new JadxRuntimeException("JavaClass not found by ClassNode: " + cls);
+	JavaField convertFieldNode(FieldNode field) {
+		return fieldsMap.computeIfAbsent(field, fldNode -> {
+			JavaClass parentCls = convertClassNode(fldNode.getParentClass());
+			return new JavaField(parentCls, fldNode);
+		});
 	}
 
-	@Nullable
-	private JavaMethod getJavaMethodByNode(MethodNode mth) {
-		JavaMethod javaMethod = methodsMap.get(mth);
-		if (javaMethod != null && javaMethod.getMethodNode() == mth) {
-			return javaMethod;
-		}
-		if (mth.contains(AFlag.DONT_GENERATE)) {
-			return null;
-		}
-		// parent class not loaded yet
-		JavaClass javaClass = getJavaClassByNode(mth.getParentClass().getTopParentClass());
-		if (javaClass == null) {
-			return null;
-		}
-		loadJavaClass(javaClass);
-		javaMethod = methodsMap.get(mth);
-		if (javaMethod != null) {
-			return javaMethod;
-		}
-		if (mth.getParentClass().hasNotGeneratedParent()) {
-			return null;
-		}
-		throw new JadxRuntimeException("JavaMethod not found by MethodNode: " + mth);
-	}
-
-	@Nullable
-	private JavaField getJavaFieldByNode(FieldNode fld) {
-		JavaField javaField = fieldsMap.get(fld);
-		if (javaField != null && javaField.getFieldNode() == fld) {
-			return javaField;
-		}
-		// parent class not loaded yet
-		JavaClass javaClass = getJavaClassByNode(fld.getParentClass().getTopParentClass());
-		if (javaClass == null) {
-			return null;
-		}
-		loadJavaClass(javaClass);
-		javaField = fieldsMap.get(fld);
-		if (javaField != null) {
-			return javaField;
-		}
-		if (fld.getParentClass().hasNotGeneratedParent()) {
-			return null;
-		}
-		throw new JadxRuntimeException("JavaField not found by FieldNode: " + fld);
+	@ApiStatus.Internal
+	JavaMethod convertMethodNode(MethodNode method) {
+		return methodsMap.computeIfAbsent(method, mthNode -> {
+			ClassNode parentCls = mthNode.getParentClass();
+			return new JavaMethod(convertClassNode(parentCls), mthNode);
+		});
 	}
 
 	@Nullable
@@ -554,7 +505,7 @@ public final class JadxDecompiler implements Closeable {
 		return getRoot().getClasses().stream()
 				.filter(cls -> cls.getClassInfo().getFullName().equals(fullName))
 				.findFirst()
-				.map(this::getJavaClassByNode)
+				.map(this::convertClassNode)
 				.orElse(null);
 	}
 
@@ -575,9 +526,9 @@ public final class JadxDecompiler implements Closeable {
 				.orElse(null);
 		if (node != null) {
 			if (node.contains(AFlag.DONT_GENERATE)) {
-				return getJavaClassByNode(node.getTopParentClass());
+				return convertClassNode(node.getTopParentClass());
 			} else {
-				return getJavaClassByNode(node);
+				return convertClassNode(node);
 			}
 		}
 		return null;
@@ -588,86 +539,92 @@ public final class JadxDecompiler implements Closeable {
 		return getRoot().getClasses().stream()
 				.filter(cls -> cls.getClassInfo().getAliasFullName().equals(fullName))
 				.findFirst()
-				.map(this::getJavaClassByNode)
+				.map(this::convertClassNode)
 				.orElse(null);
 	}
 
 	@Nullable
-	JavaNode convertNode(Object obj) {
-		if (obj instanceof VarRef) {
-			VarRef varRef = (VarRef) obj;
-			MethodNode mthNode = varRef.getMth();
-			JavaMethod mth = getJavaMethodByNode(mthNode);
-			if (mth == null) {
+	public JavaNode getJavaNodeByRef(ICodeNodeRef ann) {
+		return getJavaNodeByCodeAnnotation(null, ann);
+	}
+
+	@Nullable
+	public JavaNode getJavaNodeByCodeAnnotation(@Nullable ICodeInfo codeInfo, @Nullable ICodeAnnotation ann) {
+		if (ann == null) {
+			return null;
+		}
+		switch (ann.getAnnType()) {
+			case CLASS:
+				return convertClassNode((ClassNode) ann);
+			case METHOD:
+				return convertMethodNode((MethodNode) ann);
+			case FIELD:
+				return convertFieldNode((FieldNode) ann);
+			case DECLARATION:
+				return getJavaNodeByCodeAnnotation(codeInfo, ((NodeDeclareRef) ann).getNode());
+			case VAR:
+				return resolveVarNode((VarNode) ann);
+			case VAR_REF:
+				return resolveVarRef(codeInfo, (VarRef) ann);
+			case OFFSET:
+				// offset annotation don't have java node object
 				return null;
+			default:
+				throw new JadxRuntimeException("Unknown annotation type: " + ann.getAnnType() + ", class: " + ann.getClass());
+		}
+	}
+
+	@Nullable
+	private JavaVariable resolveVarNode(VarNode varNode) {
+		MethodNode mthNode = varNode.getMth();
+		JavaMethod mth = convertMethodNode(mthNode);
+		if (mth == null) {
+			return null;
+		}
+		return new JavaVariable(mth, varNode);
+	}
+
+	@Nullable
+	private JavaVariable resolveVarRef(ICodeInfo codeInfo, VarRef varRef) {
+		if (codeInfo == null) {
+			throw new JadxRuntimeException("Missing code info for resolve VarRef: " + varRef);
+		}
+		ICodeAnnotation varNodeAnn = codeInfo.getCodeMetadata().getAt(varRef.getRefPos());
+		if (varNodeAnn != null && varNodeAnn.getAnnType() == ICodeAnnotation.AnnType.DECLARATION) {
+			ICodeNodeRef nodeRef = ((NodeDeclareRef) varNodeAnn).getNode();
+			if (nodeRef.getAnnType() == ICodeAnnotation.AnnType.VAR) {
+				return resolveVarNode((VarNode) nodeRef);
 			}
-			return new JavaVariable(mth, varRef);
 		}
-		if (!(obj instanceof LineAttrNode)) {
-			return null;
-		}
-		LineAttrNode node = (LineAttrNode) obj;
-		if (node.contains(AFlag.DONT_GENERATE)) {
-			return null;
-		}
-		if (obj instanceof ClassNode) {
-			return convertClassNode((ClassNode) obj);
-		}
-		if (obj instanceof MethodNode) {
-			return getJavaMethodByNode(((MethodNode) obj));
-		}
-		if (obj instanceof FieldNode) {
-			return getJavaFieldByNode((FieldNode) obj);
-		}
-		throw new JadxRuntimeException("Unexpected node type: " + obj);
+		return null;
 	}
 
-	// TODO: make interface for all nodes in code annotations and add common method instead this
-	Object getInternalNode(JavaNode javaNode) {
-		if (javaNode instanceof JavaClass) {
-			return ((JavaClass) javaNode).getClassNode();
-		}
-		if (javaNode instanceof JavaMethod) {
-			return ((JavaMethod) javaNode).getMethodNode();
-		}
-		if (javaNode instanceof JavaField) {
-			return ((JavaField) javaNode).getFieldNode();
-		}
-		if (javaNode instanceof JavaVariable) {
-			return ((JavaVariable) javaNode).getVarRef();
-		}
-		throw new JadxRuntimeException("Unexpected node type: " + javaNode);
-	}
-
-	List<JavaNode> convertNodes(Collection<?> nodesList) {
+	List<JavaNode> convertNodes(Collection<? extends ICodeNodeRef> nodesList) {
 		return nodesList.stream()
-				.map(this::convertNode)
+				.map(this::getJavaNodeByRef)
 				.filter(Objects::nonNull)
 				.collect(Collectors.toList());
 	}
 
 	@Nullable
-	public JavaNode getJavaNodeAtPosition(ICodeInfo codeInfo, int line, int offset) {
-		Map<CodePosition, Object> map = codeInfo.getAnnotations();
-		if (map.isEmpty()) {
-			return null;
-		}
-		Object obj = map.get(new CodePosition(line, offset));
-		if (obj == null) {
-			return null;
-		}
-		return convertNode(obj);
+	public JavaNode getJavaNodeAtPosition(ICodeInfo codeInfo, int pos) {
+		ICodeAnnotation ann = codeInfo.getCodeMetadata().getAt(pos);
+		return getJavaNodeByCodeAnnotation(codeInfo, ann);
 	}
 
 	@Nullable
-	public CodePosition getDefinitionPosition(JavaNode javaNode) {
-		JavaClass jCls = javaNode.getTopParentClass();
-		jCls.decompile();
-		int defLine = javaNode.getDecompiledLine();
-		if (defLine == 0) {
+	public JavaNode getClosestJavaNode(ICodeInfo codeInfo, int pos) {
+		ICodeAnnotation ann = codeInfo.getCodeMetadata().getClosestUp(pos);
+		return getJavaNodeByCodeAnnotation(codeInfo, ann);
+	}
+
+	@Nullable
+	public JavaNode getEnclosingNode(ICodeInfo codeInfo, int pos) {
+		ICodeNodeRef obj = codeInfo.getCodeMetadata().getNodeAt(pos);
+		if (obj == null) {
 			return null;
 		}
-		return new CodePosition(defLine, 0, javaNode.getDefPos());
+		return getJavaNodeByRef(obj);
 	}
 
 	public void reloadCodeData() {

jadx-core/src/main/java/jadx/api/JavaClass.java

@@ -8,17 +8,25 @@ import java.util.List;
 import java.util.Map;
 
 import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
 import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.attributes.AType;
 import jadx.core.dex.attributes.nodes.AnonymousClassAttr;
+import jadx.core.dex.attributes.nodes.InlinedAttr;
 import jadx.core.dex.info.AccessInfo;
 import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.FieldNode;
 import jadx.core.dex.nodes.MethodNode;
+import jadx.core.utils.ListUtils;
 
 public final class JavaClass implements JavaNode {
+	private static final Logger LOG = LoggerFactory.getLogger(JavaClass.class);
 
 	private final JadxDecompiler decompiler;
 	private final ClassNode cls;
@@ -46,24 +54,24 @@ public final class JavaClass implements JavaNode {
 	}
 
 	public String getCode() {
-		ICodeInfo code = getCodeInfo();
-		if (code == null) {
-			return "";
-		}
-		return code.getCodeStr();
+		return getCodeInfo().getCodeStr();
 	}
 
-	public ICodeInfo getCodeInfo() {
+	public @NotNull ICodeInfo getCodeInfo() {
+		ICodeInfo code = load();
+		if (code != null) {
+			return code;
+		}
 		return cls.decompile();
 	}
 
 	public void decompile() {
-		cls.decompile();
+		load();
 	}
 
-	public synchronized void reload() {
+	public synchronized ICodeInfo reload() {
 		listsLoaded = false;
-		cls.reloadCode();
+		return cls.reloadCode();
 	}
 
 	public void unload() {
@@ -75,10 +83,22 @@ public final class JavaClass implements JavaNode {
 		return cls.contains(AFlag.DONT_GENERATE);
 	}
 
+	public boolean isInner() {
+		return cls.isInner();
+	}
+
 	public synchronized String getSmali() {
 		return cls.getDisassembledCode();
 	}
 
+	@Override
+	public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
+		if (ann.getAnnType() == ICodeAnnotation.AnnType.CLASS) {
+			return ann.equals(cls);
+		}
+		return false;
+	}
+
 	/**
 	 * Internal API. Not Stable!
 	 */
@@ -87,21 +107,34 @@ public final class JavaClass implements JavaNode {
 		return cls;
 	}
 
-	private synchronized void loadLists() {
+	/**
+	 * Decompile class and loads internal lists of fields, methods, etc.
+	 * Do nothing if already loaded.
+	 *
+	 * @return code info if decompilation was executed, null otherwise
+	 */
+	private synchronized @Nullable ICodeInfo load() {
 		if (listsLoaded) {
-			return;
+			return null;
 		}
 		listsLoaded = true;
-		decompile();
-		JadxDecompiler rootDecompiler = getRootDecompiler();
 
+		ICodeInfo code;
+		if (cls.getState().isProcessComplete()) {
+			// already decompiled -> class internals loaded
+			code = null;
+		} else {
+			code = cls.decompile();
+		}
+
+		JadxDecompiler rootDecompiler = getRootDecompiler();
 		int inClsCount = cls.getInnerClasses().size();
 		if (inClsCount != 0) {
 			List<JavaClass> list = new ArrayList<>(inClsCount);
 			for (ClassNode inner : cls.getInnerClasses()) {
 				if (!inner.contains(AFlag.DONT_GENERATE)) {
 					JavaClass javaClass = rootDecompiler.convertClassNode(inner);
-					javaClass.loadLists();
+					javaClass.load();
 					list.add(javaClass);
 				}
 			}
@@ -112,7 +145,7 @@ public final class JavaClass implements JavaNode {
 			List<JavaClass> list = new ArrayList<>(inlinedClsCount);
 			for (ClassNode inner : cls.getInlinedClasses()) {
 				JavaClass javaClass = rootDecompiler.convertClassNode(inner);
-				javaClass.loadLists();
+				javaClass.load();
 				list.add(javaClass);
 			}
 			this.inlinedClasses = Collections.unmodifiableList(list);
@@ -123,8 +156,7 @@ public final class JavaClass implements JavaNode {
 			List<JavaField> flds = new ArrayList<>(fieldsCount);
 			for (FieldNode f : cls.getFields()) {
 				if (!f.contains(AFlag.DONT_GENERATE)) {
-					JavaField javaField = new JavaField(this, f);
-					flds.add(javaField);
+					flds.add(rootDecompiler.convertFieldNode(f));
 				}
 			}
 			this.fields = Collections.unmodifiableList(flds);
@@ -135,65 +167,56 @@ public final class JavaClass implements JavaNode {
 			List<JavaMethod> mths = new ArrayList<>(methodsCount);
 			for (MethodNode m : cls.getMethods()) {
 				if (!m.contains(AFlag.DONT_GENERATE)) {
-					JavaMethod javaMethod = new JavaMethod(this, m);
-					mths.add(javaMethod);
+					mths.add(rootDecompiler.convertMethodNode(m));
 				}
 			}
 			mths.sort(Comparator.comparing(JavaMethod::getName));
 			this.methods = Collections.unmodifiableList(mths);
 		}
+		return code;
 	}
 
-	protected JadxDecompiler getRootDecompiler() {
+	JadxDecompiler getRootDecompiler() {
 		if (parent != null) {
 			return parent.getRootDecompiler();
 		}
 		return decompiler;
 	}
 
-	public Map<CodePosition, Object> getCodeAnnotations() {
-		ICodeInfo code = getCodeInfo();
-		if (code == null) {
-			return Collections.emptyMap();
-		}
-		return code.getAnnotations();
+	public ICodeAnnotation getAnnotationAt(int pos) {
+		return getCodeInfo().getCodeMetadata().getAt(pos);
 	}
 
-	public Object getAnnotationAt(CodePosition pos) {
-		return getCodeAnnotations().get(pos);
-	}
-
-	public Map<CodePosition, JavaNode> getUsageMap() {
-		Map<CodePosition, Object> map = getCodeAnnotations();
+	public Map<Integer, JavaNode> getUsageMap() {
+		Map<Integer, ICodeAnnotation> map = getCodeInfo().getCodeMetadata().getAsMap();
 		if (map.isEmpty() || decompiler == null) {
 			return Collections.emptyMap();
 		}
-		Map<CodePosition, JavaNode> resultMap = new HashMap<>(map.size());
-		for (Map.Entry<CodePosition, Object> entry : map.entrySet()) {
-			CodePosition codePosition = entry.getKey();
-			Object obj = entry.getValue();
-			JavaNode node = getRootDecompiler().convertNode(obj);
-			if (node != null) {
-				resultMap.put(codePosition, node);
+		Map<Integer, JavaNode> resultMap = new HashMap<>(map.size());
+		for (Map.Entry<Integer, ICodeAnnotation> entry : map.entrySet()) {
+			int codePosition = entry.getKey();
+			ICodeAnnotation obj = entry.getValue();
+			if (obj instanceof ICodeNodeRef) {
+				JavaNode node = getRootDecompiler().getJavaNodeByRef((ICodeNodeRef) obj);
+				if (node != null) {
+					resultMap.put(codePosition, node);
+				}
 			}
 		}
 		return resultMap;
 	}
 
-	public List<CodePosition> getUsageFor(JavaNode javaNode) {
-		Map<CodePosition, Object> map = getCodeAnnotations();
-		if (map.isEmpty() || decompiler == null) {
+	public List<Integer> getUsePlacesFor(ICodeInfo codeInfo, JavaNode javaNode) {
+		if (!codeInfo.hasMetadata()) {
 			return Collections.emptyList();
 		}
-		Object internalNode = getRootDecompiler().getInternalNode(javaNode);
-		List<CodePosition> result = new ArrayList<>();
-		for (Map.Entry<CodePosition, Object> entry : map.entrySet()) {
-			CodePosition codePosition = entry.getKey();
-			Object obj = entry.getValue();
-			if (internalNode.equals(obj)) {
-				result.add(codePosition);
+		List<Integer> result = new ArrayList<>();
+		codeInfo.getCodeMetadata().searchDown(0, (pos, ann) -> {
+			if (javaNode.isOwnCodeAnnotation(ann)) {
+				result.add(pos);
 			}
-		}
+			return null;
+		});
 		return result;
 	}
 
@@ -202,20 +225,8 @@ public final class JavaClass implements JavaNode {
 		return getRootDecompiler().convertNodes(cls.getUseIn());
 	}
 
-	@Nullable
-	@Deprecated
-	public JavaNode getJavaNodeAtPosition(int line, int offset) {
-		return getRootDecompiler().getJavaNodeAtPosition(getCodeInfo(), line, offset);
-	}
-
-	@Nullable
-	@Deprecated
-	public CodePosition getDefinitionPosition() {
-		return getRootDecompiler().getDefinitionPosition(this);
-	}
-
 	public Integer getSourceLine(int decompiledLine) {
-		return getCodeInfo().getLineMapping().get(decompiledLine);
+		return getCodeInfo().getCodeMetadata().getLineMapping().get(decompiledLine);
 	}
 
 	@Override
@@ -241,19 +252,37 @@ public final class JavaClass implements JavaNode {
 		return parent;
 	}
 
-	@Override
-	public JavaClass getTopParentClass() {
-		if (cls.contains(AType.ANONYMOUS_CLASS)) {
-			// moved to usage class
-			return getParentForAnonymousClass();
-		}
-		return parent == null ? this : parent.getTopParentClass();
+	public JavaClass getOriginalTopParentClass() {
+		return parent == null ? this : parent.getOriginalTopParentClass();
 	}
 
-	private JavaClass getParentForAnonymousClass() {
-		AnonymousClassAttr attr = cls.get(AType.ANONYMOUS_CLASS);
-		ClassNode topParentClass = attr.getOuterCls().getTopParentClass();
-		return getRootDecompiler().convertClassNode(topParentClass);
+	/**
+	 * Return top parent class which contains code of this class.
+	 * Code parent can be different from original parent after move or inline
+	 *
+	 * @return this if already a top class
+	 */
+	@Override
+	public JavaClass getTopParentClass() {
+		JavaClass codeParent = getCodeParent();
+		return codeParent == null ? this : codeParent.getTopParentClass();
+	}
+
+	/**
+	 * Return parent class which contains code of this class.
+	 * Code parent can be different for original parent after move or inline
+	 */
+	public @Nullable JavaClass getCodeParent() {
+		AnonymousClassAttr anonymousClsAttr = cls.get(AType.ANONYMOUS_CLASS);
+		if (anonymousClsAttr != null) {
+			// moved to usage class
+			return getRootDecompiler().convertClassNode(anonymousClsAttr.getOuterCls());
+		}
+		InlinedAttr inlinedAttr = cls.get(AType.INLINED);
+		if (inlinedAttr != null) {
+			return getRootDecompiler().convertClassNode(inlinedAttr.getInlineCls());
+		}
+		return parent;
 	}
 
 	public AccessInfo getAccessInfo() {
@@ -261,22 +290,22 @@ public final class JavaClass implements JavaNode {
 	}
 
 	public List<JavaClass> getInnerClasses() {
-		loadLists();
+		load();
 		return innerClasses;
 	}
 
 	public List<JavaClass> getInlinedClasses() {
-		loadLists();
+		load();
 		return inlinedClasses;
 	}
 
 	public List<JavaField> getFields() {
-		loadLists();
+		load();
 		return fields;
 	}
 
 	public List<JavaMethod> getMethods() {
-		loadLists();
+		load();
 		return methods;
 	}
 
@@ -286,7 +315,16 @@ public final class JavaClass implements JavaNode {
 		if (methodNode == null) {
 			return null;
 		}
-		return new JavaMethod(this, methodNode);
+		return getRootDecompiler().convertMethodNode(methodNode);
+	}
+
+	public List<JavaClass> getDependencies() {
+		JadxDecompiler d = getRootDecompiler();
+		return ListUtils.map(cls.getDependencies(), d::convertClassNode);
+	}
+
+	public int getTotalDepsCount() {
+		return cls.getTotalDepsCount();
 	}
 
 	@Override
@@ -294,11 +332,6 @@ public final class JavaClass implements JavaNode {
 		this.cls.getClassInfo().removeAlias();
 	}
 
-	@Override
-	public int getDecompiledLine() {
-		return cls.getDecompiledLine();
-	}
-
 	@Override
 	public int getDefPos() {
 		return cls.getDefPosition();

jadx-core/src/main/java/jadx/api/JavaField.java

@@ -4,6 +4,7 @@ import java.util.List;
 
 import org.jetbrains.annotations.ApiStatus;
 
+import jadx.api.metadata.ICodeAnnotation;
 import jadx.core.dex.info.AccessInfo;
 import jadx.core.dex.instructions.args.ArgType;
 import jadx.core.dex.nodes.FieldNode;
@@ -50,11 +51,6 @@ public final class JavaField implements JavaNode {
 		return ArgType.tryToResolveClassAlias(field.root(), field.getType());
 	}
 
-	@Override
-	public int getDecompiledLine() {
-		return field.getDecompiledLine();
-	}
-
 	@Override
 	public int getDefPos() {
 		return field.getDefPosition();
@@ -70,6 +66,14 @@ public final class JavaField implements JavaNode {
 		this.field.getFieldInfo().removeAlias();
 	}
 
+	@Override
+	public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
+		if (ann.getAnnType() == ICodeAnnotation.AnnType.FIELD) {
+			return ann.equals(field);
+		}
+		return false;
+	}
+
 	/**
 	 * Internal API. Not Stable!
 	 */

jadx-core/src/main/java/jadx/api/JavaMethod.java

@@ -2,10 +2,14 @@ package jadx.api;
 
 import java.util.Collections;
 import java.util.List;
+import java.util.Objects;
 import java.util.stream.Collectors;
 
 import org.jetbrains.annotations.ApiStatus;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
+import jadx.api.metadata.ICodeAnnotation;
 import jadx.core.dex.attributes.AType;
 import jadx.core.dex.attributes.nodes.MethodOverrideAttr;
 import jadx.core.dex.info.AccessInfo;
@@ -14,6 +18,8 @@ import jadx.core.dex.nodes.MethodNode;
 import jadx.core.utils.Utils;
 
 public final class JavaMethod implements JavaNode {
+	private static final Logger LOG = LoggerFactory.getLogger(JavaMethod.class);
+
 	private final MethodNode mth;
 	private final JavaClass parent;
 
@@ -73,7 +79,14 @@ public final class JavaMethod implements JavaNode {
 		}
 		JadxDecompiler decompiler = getDeclaringClass().getRootDecompiler();
 		return ovrdAttr.getRelatedMthNodes().stream()
-				.map(m -> ((JavaMethod) decompiler.convertNode(m)))
+				.map(m -> {
+					JavaMethod javaMth = decompiler.convertMethodNode(m);
+					if (javaMth == null) {
+						LOG.warn("Failed convert to java method: {}", m);
+					}
+					return javaMth;
+				})
+				.filter(Objects::nonNull)
 				.collect(Collectors.toList());
 	}
 
@@ -85,11 +98,6 @@ public final class JavaMethod implements JavaNode {
 		return mth.getMethodInfo().isClassInit();
 	}
 
-	@Override
-	public int getDecompiledLine() {
-		return mth.getDecompiledLine();
-	}
-
 	@Override
 	public int getDefPos() {
 		return mth.getDefPosition();
@@ -100,6 +108,14 @@ public final class JavaMethod implements JavaNode {
 		this.mth.getMethodInfo().removeAlias();
 	}
 
+	@Override
+	public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
+		if (ann.getAnnType() == ICodeAnnotation.AnnType.METHOD) {
+			return ann.equals(mth);
+		}
+		return false;
+	}
+
 	/**
 	 * Internal API. Not Stable!
 	 */

jadx-core/src/main/java/jadx/api/JavaNode.java

@@ -2,6 +2,8 @@ package jadx.api;
 
 import java.util.List;
 
+import jadx.api.metadata.ICodeAnnotation;
+
 public interface JavaNode {
 
 	String getName();
@@ -12,12 +14,12 @@ public interface JavaNode {
 
 	JavaClass getTopParentClass();
 
-	int getDecompiledLine();
-
 	int getDefPos();
 
 	List<JavaNode> getUseIn();
 
 	default void removeAlias() {
 	}
+
+	boolean isOwnCodeAnnotation(ICodeAnnotation ann);
 }

jadx-core/src/main/java/jadx/api/JavaPackage.java

@@ -5,6 +5,8 @@ import java.util.List;
 
 import org.jetbrains.annotations.NotNull;
 
+import jadx.api.metadata.ICodeAnnotation;
+
 public final class JavaPackage implements JavaNode, Comparable<JavaPackage> {
 	private final String name;
 	private final List<JavaClass> classes;
@@ -39,11 +41,6 @@ public final class JavaPackage implements JavaNode, Comparable<JavaPackage> {
 		return null;
 	}
 
-	@Override
-	public int getDecompiledLine() {
-		return 0;
-	}
-
 	@Override
 	public int getDefPos() {
 		return 0;
@@ -54,6 +51,11 @@ public final class JavaPackage implements JavaNode, Comparable<JavaPackage> {
 		return Collections.emptyList();
 	}
 
+	@Override
+	public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
+		return false;
+	}
+
 	@Override
 	public int compareTo(@NotNull JavaPackage o) {
 		return name.compareTo(o.name);

jadx-core/src/main/java/jadx/api/JavaVariable.java

@@ -4,17 +4,20 @@ import java.util.Collections;
 import java.util.List;
 
 import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Nullable;
 
-import jadx.api.data.annotations.VarDeclareRef;
-import jadx.api.data.annotations.VarRef;
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.annotations.VarNode;
+import jadx.api.metadata.annotations.VarRef;
+import jadx.core.dex.instructions.args.ArgType;
 
 public class JavaVariable implements JavaNode {
 	private final JavaMethod mth;
-	private final VarRef varRef;
+	private final VarNode varNode;
 
-	public JavaVariable(JavaMethod mth, VarRef varRef) {
+	public JavaVariable(JavaMethod mth, VarNode varNode) {
 		this.mth = mth;
-		this.varRef = varRef;
+		this.varNode = varNode;
 	}
 
 	public JavaMethod getMth() {
@@ -22,26 +25,30 @@ public class JavaVariable implements JavaNode {
 	}
 
 	public int getReg() {
-		return varRef.getReg();
+		return varNode.getReg();
 	}
 
 	public int getSsa() {
-		return varRef.getSsa();
+		return varNode.getSsa();
 	}
 
 	@Override
-	public String getName() {
-		return varRef.getName();
+	public @Nullable String getName() {
+		return varNode.getName();
 	}
 
 	@ApiStatus.Internal
-	public VarRef getVarRef() {
-		return varRef;
+	public VarNode getVarNode() {
+		return varNode;
 	}
 
 	@Override
 	public String getFullName() {
-		return varRef.getType() + " " + varRef.getName() + " (r" + varRef.getReg() + "v" + varRef.getSsa() + ")";
+		return varNode.getType() + " " + varNode.getName() + " (r" + varNode.getReg() + "v" + varNode.getSsa() + ")";
+	}
+
+	public ArgType getType() {
+		return ArgType.tryToResolveClassAlias(mth.getMethodNode().root(), varNode.getType());
 	}
 
 	@Override
@@ -54,20 +61,9 @@ public class JavaVariable implements JavaNode {
 		return mth.getTopParentClass();
 	}
 
-	@Override
-	public int getDecompiledLine() {
-		if (varRef instanceof VarDeclareRef) {
-			return ((VarDeclareRef) varRef).getDecompiledLine();
-		}
-		return 0;
-	}
-
 	@Override
 	public int getDefPos() {
-		if (varRef instanceof VarDeclareRef) {
-			return ((VarDeclareRef) varRef).getDefPosition();
-		}
-		return 0;
+		return varNode.getDefPosition();
 	}
 
 	@Override
@@ -75,9 +71,18 @@ public class JavaVariable implements JavaNode {
 		return Collections.singletonList(mth);
 	}
 
+	@Override
+	public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
+		if (ann.getAnnType() == ICodeAnnotation.AnnType.VAR_REF) {
+			VarRef varRef = (VarRef) ann;
+			return varRef.getRefPos() == getDefPos();
+		}
+		return false;
+	}
+
 	@Override
 	public int hashCode() {
-		return varRef.hashCode();
+		return varNode.hashCode();
 	}
 
 	@Override
@@ -88,6 +93,6 @@ public class JavaVariable implements JavaNode {
 		if (!(o instanceof JavaVariable)) {
 			return false;
 		}
-		return varRef.equals(((JavaVariable) o).varRef);
+		return varNode.equals(((JavaVariable) o).varNode);
 	}
 }

jadx-core/src/main/java/jadx/api/args/ResourceNameSource.java

@@ -0,0 +1,22 @@
+package jadx.api.args;
+
+/**
+ * Resources original name source (for deobfuscation)
+ */
+public enum ResourceNameSource {
+
+	/**
+	 * Automatically select best name (default)
+	 */
+	AUTO,
+
+	/**
+	 * Force use resources provided names
+	 */
+	RESOURCES,
+
+	/**
+	 * Force use resources names from R class
+	 */
+	CODE,
+}

jadx-core/src/main/java/jadx/api/data/annotations/ICodeRawOffset.java

@@ -1,5 +0,0 @@
-package jadx.api.data.annotations;
-
-public interface ICodeRawOffset {
-	int getOffset();
-}

jadx-core/src/main/java/jadx/api/data/annotations/VarDeclareRef.java

@@ -1,57 +0,0 @@
-package jadx.api.data.annotations;
-
-import jadx.core.dex.attributes.ILineAttributeNode;
-import jadx.core.dex.instructions.args.CodeVar;
-import jadx.core.dex.nodes.MethodNode;
-
-public class VarDeclareRef extends VarRef implements ILineAttributeNode {
-
-	public static VarDeclareRef get(MethodNode mth, CodeVar codeVar) {
-		VarDeclareRef ref = new VarDeclareRef(mth, codeVar);
-		codeVar.setCachedVarRef(ref);
-		return ref;
-	}
-
-	private int sourceLine;
-	private int decompiledLine;
-	private int defPosition;
-
-	private VarDeclareRef(MethodNode mth, CodeVar codeVar) {
-		super(mth, codeVar.getAnySsaVar());
-	}
-
-	@Override
-	public int getSourceLine() {
-		return sourceLine;
-	}
-
-	@Override
-	public void setSourceLine(int sourceLine) {
-		this.sourceLine = sourceLine;
-	}
-
-	@Override
-	public int getDecompiledLine() {
-		return decompiledLine;
-	}
-
-	@Override
-	public void setDecompiledLine(int decompiledLine) {
-		this.decompiledLine = decompiledLine;
-	}
-
-	@Override
-	public int getDefPosition() {
-		return defPosition;
-	}
-
-	@Override
-	public void setDefPosition(int pos) {
-		this.defPosition = pos;
-	}
-
-	@Override
-	public String toString() {
-		return "VarDeclareRef{r" + getReg() + 'v' + getSsa() + '}';
-	}
-}

jadx-core/src/main/java/jadx/api/data/annotations/VarRef.java

@@ -1,98 +0,0 @@
-package jadx.api.data.annotations;
-
-import org.jetbrains.annotations.Nullable;
-
-import jadx.core.dex.instructions.args.ArgType;
-import jadx.core.dex.instructions.args.CodeVar;
-import jadx.core.dex.instructions.args.RegisterArg;
-import jadx.core.dex.instructions.args.SSAVar;
-import jadx.core.dex.nodes.MethodNode;
-
-public class VarRef {
-
-	@Nullable
-	public static VarRef get(MethodNode mth, RegisterArg reg) {
-		SSAVar ssaVar = reg.getSVar();
-		if (ssaVar == null) {
-			return null;
-		}
-		CodeVar codeVar = ssaVar.getCodeVar();
-		VarRef cachedVarRef = codeVar.getCachedVarRef();
-		if (cachedVarRef != null) {
-			if (cachedVarRef.getName() == null) {
-				cachedVarRef.setName(codeVar.getName());
-			}
-			return cachedVarRef;
-		}
-		VarRef newVarRef = new VarRef(mth, ssaVar);
-		codeVar.setCachedVarRef(newVarRef);
-		return newVarRef;
-	}
-
-	private final MethodNode mth;
-	private final int reg;
-	private final int ssa;
-	private final ArgType type;
-	private String name;
-
-	protected VarRef(MethodNode mth, SSAVar ssaVar) {
-		this(mth, ssaVar.getRegNum(), ssaVar.getVersion(),
-				ssaVar.getCodeVar().getType(), ssaVar.getCodeVar().getName());
-	}
-
-	private VarRef(MethodNode mth, int reg, int ssa, ArgType type, String name) {
-		this.mth = mth;
-		this.reg = reg;
-		this.ssa = ssa;
-		this.type = type;
-		this.name = name;
-	}
-
-	public MethodNode getMth() {
-		return mth;
-	}
-
-	public int getReg() {
-		return reg;
-	}
-
-	public int getSsa() {
-		return ssa;
-	}
-
-	public ArgType getType() {
-		return type;
-	}
-
-	public String getName() {
-		return name;
-	}
-
-	public void setName(String name) {
-		this.name = name;
-	}
-
-	@Override
-	public boolean equals(Object o) {
-		if (this == o) {
-			return true;
-		}
-		if (!(o instanceof VarRef)) {
-			return false;
-		}
-		VarRef other = (VarRef) o;
-		return getReg() == other.getReg()
-				&& getSsa() == other.getSsa()
-				&& getMth().equals(other.getMth());
-	}
-
-	@Override
-	public int hashCode() {
-		return 31 * getReg() + getSsa();
-	}
-
-	@Override
-	public String toString() {
-		return "VarUseRef{r" + reg + 'v' + ssa + '}';
-	}
-}

jadx-core/src/main/java/jadx/api/data/impl/JadxCodeRef.java

@@ -3,7 +3,7 @@ package jadx.api.data.impl;
 import jadx.api.JavaVariable;
 import jadx.api.data.CodeRefType;
 import jadx.api.data.IJavaCodeRef;
-import jadx.api.data.annotations.VarRef;
+import jadx.api.metadata.annotations.VarNode;
 
 public class JadxCodeRef implements IJavaCodeRef {
 
@@ -23,8 +23,8 @@ public class JadxCodeRef implements IJavaCodeRef {
 		return forVar(javaVariable.getReg(), javaVariable.getSsa());
 	}
 
-	public static JadxCodeRef forVar(VarRef varRef) {
-		return forVar(varRef.getReg(), varRef.getSsa());
+	public static JadxCodeRef forVar(VarNode varNode) {
+		return forVar(varNode.getReg(), varNode.getSsa());
 	}
 
 	public static JadxCodeRef forCatch(int handlerOffset) {

jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeInfo.java

@@ -2,23 +2,19 @@ package jadx.api.impl;
 
 import java.util.Map;
 
-import jadx.api.CodePosition;
 import jadx.api.ICodeInfo;
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeMetadata;
+import jadx.api.metadata.impl.CodeMetadataStorage;
 
 public class AnnotatedCodeInfo implements ICodeInfo {
 
 	private final String code;
-	private final Map<Integer, Integer> lineMapping;
-	private final Map<CodePosition, Object> annotations;
+	private final ICodeMetadata metadata;
 
-	public AnnotatedCodeInfo(ICodeInfo codeInfo) {
-		this(codeInfo.getCodeStr(), codeInfo.getLineMapping(), codeInfo.getAnnotations());
-	}
-
-	public AnnotatedCodeInfo(String code, Map<Integer, Integer> lineMapping, Map<CodePosition, Object> annotations) {
+	public AnnotatedCodeInfo(String code, Map<Integer, Integer> lineMapping, Map<Integer, ICodeAnnotation> annotations) {
 		this.code = code;
-		this.lineMapping = lineMapping;
-		this.annotations = annotations;
+		this.metadata = CodeMetadataStorage.build(lineMapping, annotations);
 	}
 
 	@Override
@@ -27,13 +23,13 @@ public class AnnotatedCodeInfo implements ICodeInfo {
 	}
 
 	@Override
-	public Map<Integer, Integer> getLineMapping() {
-		return lineMapping;
+	public ICodeMetadata getCodeMetadata() {
+		return metadata;
 	}
 
 	@Override
-	public Map<CodePosition, Object> getAnnotations() {
-		return annotations;
+	public boolean hasMetadata() {
+		return metadata != ICodeMetadata.EMPTY;
 	}
 
 	@Override

jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeWriter.java

@@ -5,18 +5,20 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.TreeMap;
 
-import jadx.api.CodePosition;
 import jadx.api.ICodeInfo;
 import jadx.api.ICodeWriter;
 import jadx.api.JadxArgs;
-import jadx.core.dex.attributes.ILineAttributeNode;
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
+import jadx.api.metadata.annotations.NodeDeclareRef;
+import jadx.api.metadata.annotations.VarRef;
 import jadx.core.utils.StringUtils;
 
 public class AnnotatedCodeWriter extends SimpleCodeWriter implements ICodeWriter {
 
 	private int line = 1;
 	private int offset;
-	private Map<CodePosition, Object> annotations = Collections.emptyMap();
+	private Map<Integer, ICodeAnnotation> annotations = Collections.emptyMap();
 	private Map<Integer, Integer> lineMap = Collections.emptyMap();
 
 	public AnnotatedCodeWriter() {
@@ -59,19 +61,17 @@ public class AnnotatedCodeWriter extends SimpleCodeWriter implements ICodeWriter
 
 	@Override
 	public ICodeWriter add(ICodeWriter cw) {
-		if ((!(cw instanceof AnnotatedCodeWriter))) {
+		if (!cw.isMetadataSupported()) {
 			buf.append(cw.getCodeStr());
 			return this;
 		}
 		AnnotatedCodeWriter code = ((AnnotatedCodeWriter) cw);
 		line--;
-		int startLine = line;
 		int startPos = getLength();
-		for (Map.Entry<CodePosition, Object> entry : code.annotations.entrySet()) {
-			CodePosition codePos = entry.getKey();
-			int newLine = startLine + codePos.getLine();
-			int newPos = startPos + codePos.getPos();
-			attachAnnotation(entry.getValue(), new CodePosition(newLine, codePos.getOffset(), newPos));
+		for (Map.Entry<Integer, ICodeAnnotation> entry : code.annotations.entrySet()) {
+			int pos = entry.getKey();
+			int newPos = startPos + pos;
+			attachAnnotation(entry.getValue(), newPos);
 		}
 		for (Map.Entry<Integer, Integer> entry : code.lineMap.entrySet()) {
 			attachSourceLine(line + entry.getKey(), entry.getValue());
@@ -101,44 +101,36 @@ public class AnnotatedCodeWriter extends SimpleCodeWriter implements ICodeWriter
 		return line;
 	}
 
-	private static final class DefinitionWrapper {
-		private final ILineAttributeNode node;
-
-		private DefinitionWrapper(ILineAttributeNode node) {
-			this.node = node;
-		}
-
-		public ILineAttributeNode getNode() {
-			return node;
-		}
+	@Override
+	public int getLineStartPos() {
+		return getLength() - offset;
 	}
 
 	@Override
-	public void attachDefinition(ILineAttributeNode obj) {
+	public void attachDefinition(ICodeNodeRef obj) {
 		if (obj == null) {
 			return;
 		}
-		attachAnnotation(obj);
-		attachAnnotation(new DefinitionWrapper(obj), new CodePosition(line, offset, getLength()));
+		attachAnnotation(new NodeDeclareRef(obj));
 	}
 
 	@Override
-	public void attachAnnotation(Object obj) {
+	public void attachAnnotation(ICodeAnnotation obj) {
 		if (obj == null) {
 			return;
 		}
-		attachAnnotation(obj, new CodePosition(line, offset + 1, getLength()));
+		attachAnnotation(obj, getLength());
 	}
 
 	@Override
-	public void attachLineAnnotation(Object obj) {
+	public void attachLineAnnotation(ICodeAnnotation obj) {
 		if (obj == null) {
 			return;
 		}
-		attachAnnotation(obj, new CodePosition(line, 0, getLength() - offset));
+		attachAnnotation(obj, getLineStartPos());
 	}
 
-	private void attachAnnotation(Object obj, CodePosition pos) {
+	private void attachAnnotation(ICodeAnnotation obj, int pos) {
 		if (annotations.isEmpty()) {
 			annotations = new HashMap<>();
 		}
@@ -164,29 +156,39 @@ public class AnnotatedCodeWriter extends SimpleCodeWriter implements ICodeWriter
 	public ICodeInfo finish() {
 		removeFirstEmptyLine();
 		processDefinitionAnnotations();
+		validateAnnotations();
 		String code = buf.toString();
 		buf = null;
 		return new AnnotatedCodeInfo(code, lineMap, annotations);
 	}
 
 	@Override
-	public Map<CodePosition, Object> getRawAnnotations() {
+	public Map<Integer, ICodeAnnotation> getRawAnnotations() {
 		return annotations;
 	}
 
 	private void processDefinitionAnnotations() {
 		if (!annotations.isEmpty()) {
-			annotations.entrySet().removeIf(entry -> {
-				Object v = entry.getValue();
-				if (v instanceof DefinitionWrapper) {
-					ILineAttributeNode l = ((DefinitionWrapper) v).getNode();
-					CodePosition codePos = entry.getKey();
-					l.setDecompiledLine(codePos.getLine());
-					l.setDefPosition(codePos.getPos());
-					return true;
+			annotations.forEach((k, v) -> {
+				if (v instanceof NodeDeclareRef) {
+					NodeDeclareRef declareRef = (NodeDeclareRef) v;
+					declareRef.setDefPos(k);
+					declareRef.getNode().setDefPosition(k);
 				}
-				return false;
 			});
 		}
 	}
+
+	private void validateAnnotations() {
+		if (annotations.isEmpty()) {
+			return;
+		}
+		annotations.values().removeIf(v -> {
+			if (v.getAnnType() == ICodeAnnotation.AnnType.VAR_REF) {
+				VarRef varRef = (VarRef) v;
+				return varRef.getRefPos() == 0;
+			}
+			return false;
+		});
+	}
 }

jadx-core/src/main/java/jadx/api/impl/DelegateCodeCache.java

@@ -0,0 +1,49 @@
+package jadx.api.impl;
+
+import java.io.IOException;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import jadx.api.ICodeCache;
+import jadx.api.ICodeInfo;
+
+public abstract class DelegateCodeCache implements ICodeCache {
+
+	protected final ICodeCache backCache;
+
+	public DelegateCodeCache(ICodeCache backCache) {
+		this.backCache = backCache;
+	}
+
+	@Override
+	public void add(String clsFullName, ICodeInfo codeInfo) {
+		backCache.add(clsFullName, codeInfo);
+	}
+
+	@Override
+	public void remove(String clsFullName) {
+		backCache.remove(clsFullName);
+	}
+
+	@Override
+	public @NotNull ICodeInfo get(String clsFullName) {
+		return backCache.get(clsFullName);
+	}
+
+	@Override
+	@Nullable
+	public String getCode(String clsFullName) {
+		return backCache.getCode(clsFullName);
+	}
+
+	@Override
+	public boolean contains(String clsFullName) {
+		return backCache.contains(clsFullName);
+	}
+
+	@Override
+	public void close() throws IOException {
+		backCache.close();
+	}
+}

jadx-core/src/main/java/jadx/api/impl/InMemoryCodeCache.java

@@ -1,8 +1,10 @@
 package jadx.api.impl;
 
+import java.io.IOException;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import jadx.api.ICodeCache;
@@ -22,9 +24,33 @@ public class InMemoryCodeCache implements ICodeCache {
 		storage.remove(clsFullName);
 	}
 
+	@NotNull
 	@Override
-	public @Nullable ICodeInfo get(String clsFullName) {
-		return storage.get(clsFullName);
+	public ICodeInfo get(String clsFullName) {
+		ICodeInfo codeInfo = storage.get(clsFullName);
+		if (codeInfo == null) {
+			return ICodeInfo.EMPTY;
+		}
+		return codeInfo;
+	}
+
+	@Override
+	public @Nullable String getCode(String clsFullName) {
+		ICodeInfo codeInfo = storage.get(clsFullName);
+		if (codeInfo == null) {
+			return null;
+		}
+		return codeInfo.getCodeStr();
+	}
+
+	@Override
+	public boolean contains(String clsFullName) {
+		return storage.containsKey(clsFullName);
+	}
+
+	@Override
+	public void close() throws IOException {
+		storage.clear();
 	}
 
 	@Override

jadx-core/src/main/java/jadx/api/impl/NoOpCodeCache.java

@@ -1,5 +1,6 @@
 package jadx.api.impl;
 
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import jadx.api.ICodeCache;
@@ -7,6 +8,8 @@ import jadx.api.ICodeInfo;
 
 public class NoOpCodeCache implements ICodeCache {
 
+	public static final NoOpCodeCache INSTANCE = new NoOpCodeCache();
+
 	@Override
 	public void add(String clsFullName, ICodeInfo codeInfo) {
 		// do nothing
@@ -18,10 +21,26 @@ public class NoOpCodeCache implements ICodeCache {
 	}
 
 	@Override
-	public @Nullable ICodeInfo get(String clsFullName) {
+	@NotNull
+	public ICodeInfo get(String clsFullName) {
+		return ICodeInfo.EMPTY;
+	}
+
+	@Override
+	public @Nullable String getCode(String clsFullName) {
 		return null;
 	}
 
+	@Override
+	public boolean contains(String clsFullName) {
+		return false;
+	}
+
+	@Override
+	public void close() {
+		// do nothing
+	}
+
 	@Override
 	public String toString() {
 		return "NoOpCodeCache";

jadx-core/src/main/java/jadx/api/impl/SimpleCodeInfo.java

@@ -1,10 +1,7 @@
 package jadx.api.impl;
 
-import java.util.Collections;
-import java.util.Map;
-
-import jadx.api.CodePosition;
 import jadx.api.ICodeInfo;
+import jadx.api.metadata.ICodeMetadata;
 
 public class SimpleCodeInfo implements ICodeInfo {
 
@@ -20,13 +17,13 @@ public class SimpleCodeInfo implements ICodeInfo {
 	}
 
 	@Override
-	public Map<Integer, Integer> getLineMapping() {
-		return Collections.emptyMap();
+	public ICodeMetadata getCodeMetadata() {
+		return ICodeMetadata.EMPTY;
 	}
 
 	@Override
-	public Map<CodePosition, Object> getAnnotations() {
-		return Collections.emptyMap();
+	public boolean hasMetadata() {
+		return false;
 	}
 
 	@Override

jadx-core/src/main/java/jadx/api/impl/SimpleCodeWriter.java

@@ -6,11 +6,11 @@ import java.util.Map;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import jadx.api.CodePosition;
 import jadx.api.ICodeInfo;
 import jadx.api.ICodeWriter;
 import jadx.api.JadxArgs;
-import jadx.core.dex.attributes.ILineAttributeNode;
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
 import jadx.core.utils.Utils;
 
 /**
@@ -193,17 +193,22 @@ public class SimpleCodeWriter implements ICodeWriter {
 	}
 
 	@Override
-	public void attachDefinition(ILineAttributeNode obj) {
+	public int getLineStartPos() {
+		return 0;
+	}
+
+	@Override
+	public void attachDefinition(ICodeNodeRef obj) {
 		// no op
 	}
 
 	@Override
-	public void attachAnnotation(Object obj) {
+	public void attachAnnotation(ICodeAnnotation obj) {
 		// no op
 	}
 
 	@Override
-	public void attachLineAnnotation(Object obj) {
+	public void attachLineAnnotation(ICodeAnnotation obj) {
 		// no op
 	}
 
@@ -238,7 +243,7 @@ public class SimpleCodeWriter implements ICodeWriter {
 	}
 
 	@Override
-	public Map<CodePosition, Object> getRawAnnotations() {
+	public Map<Integer, ICodeAnnotation> getRawAnnotations() {
 		return Collections.emptyMap();
 	}
 

jadx-core/src/main/java/jadx/api/metadata/ICodeAnnotation.java

@@ -0,0 +1,17 @@
+package jadx.api.metadata;
+
+public interface ICodeAnnotation {
+
+	enum AnnType {
+		CLASS,
+		FIELD,
+		METHOD,
+		VAR,
+		VAR_REF,
+		DECLARATION,
+		OFFSET,
+		END // class or method body end
+	}
+
+	AnnType getAnnType();
+}

jadx-core/src/main/java/jadx/api/metadata/ICodeMetadata.java

@@ -0,0 +1,59 @@
+package jadx.api.metadata;
+
+import java.util.Map;
+import java.util.function.BiFunction;
+
+import org.jetbrains.annotations.Nullable;
+
+import jadx.api.metadata.impl.CodeMetadataStorage;
+
+public interface ICodeMetadata {
+
+	ICodeMetadata EMPTY = CodeMetadataStorage.empty();
+
+	@Nullable
+	ICodeAnnotation getAt(int position);
+
+	@Nullable
+	ICodeAnnotation getClosestUp(int position);
+
+	@Nullable
+	ICodeAnnotation searchUp(int position, ICodeAnnotation.AnnType annType);
+
+	@Nullable
+	ICodeAnnotation searchUp(int position, int limitPos, ICodeAnnotation.AnnType annType);
+
+	/**
+	 * Iterate code annotations from {@code startPos} to smaller positions.
+	 *
+	 * @param visitor
+	 *                return not null value to stop iterations
+	 */
+	@Nullable
+	<T> T searchUp(int startPos, BiFunction<Integer, ICodeAnnotation, T> visitor);
+
+	/**
+	 * Iterate code annotations from {@code startPos} to higher positions.
+	 *
+	 * @param visitor
+	 *                return not null value to stop iterations
+	 */
+	@Nullable
+	<T> T searchDown(int startPos, BiFunction<Integer, ICodeAnnotation, T> visitor);
+
+	/**
+	 * Get current node at position (can be enclosing class or method)
+	 */
+	@Nullable
+	ICodeNodeRef getNodeAt(int position);
+
+	/**
+	 * Any definition of class or method below position
+	 */
+	@Nullable
+	ICodeNodeRef getNodeBelow(int position);
+
+	Map<Integer, ICodeAnnotation> getAsMap();
+
+	Map<Integer, Integer> getLineMapping();
+}

jadx-core/src/main/java/jadx/api/metadata/ICodeNodeRef.java

@@ -0,0 +1,7 @@
+package jadx.api.metadata;
+
+public interface ICodeNodeRef extends ICodeAnnotation {
+	int getDefPosition();
+
+	void setDefPosition(int pos);
+}

jadx-core/src/main/java/jadx/api/metadata/annotations/InsnCodeOffset.java

@@ -1,11 +1,12 @@
-package jadx.api.data.annotations;
+package jadx.api.metadata.annotations;
 
 import org.jetbrains.annotations.Nullable;
 
 import jadx.api.ICodeWriter;
+import jadx.api.metadata.ICodeAnnotation;
 import jadx.core.dex.nodes.InsnNode;
 
-public class InsnCodeOffset implements ICodeRawOffset {
+public class InsnCodeOffset implements ICodeAnnotation {
 
 	public static void attach(ICodeWriter code, InsnNode insn) {
 		if (insn == null) {
@@ -40,11 +41,15 @@ public class InsnCodeOffset implements ICodeRawOffset {
 		this.offset = offset;
 	}
 
-	@Override
 	public int getOffset() {
 		return offset;
 	}
 
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.OFFSET;
+	}
+
 	@Override
 	public String toString() {
 		return "offset=" + offset;

jadx-core/src/main/java/jadx/api/metadata/annotations/NodeDeclareRef.java

@@ -0,0 +1,55 @@
+package jadx.api.metadata.annotations;
+
+import java.util.Objects;
+
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
+
+public class NodeDeclareRef implements ICodeAnnotation {
+
+	private final ICodeNodeRef node;
+
+	private int defPos;
+
+	public NodeDeclareRef(ICodeNodeRef node) {
+		this.node = Objects.requireNonNull(node);
+	}
+
+	public ICodeNodeRef getNode() {
+		return node;
+	}
+
+	public int getDefPos() {
+		return defPos;
+	}
+
+	public void setDefPos(int defPos) {
+		this.defPos = defPos;
+	}
+
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.DECLARATION;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if (this == o) {
+			return true;
+		}
+		if (!(o instanceof NodeDeclareRef)) {
+			return false;
+		}
+		return node.equals(((NodeDeclareRef) o).node);
+	}
+
+	@Override
+	public int hashCode() {
+		return node.hashCode();
+	}
+
+	@Override
+	public String toString() {
+		return "NodeDeclareRef{" + node + '}';
+	}
+}

jadx-core/src/main/java/jadx/api/metadata/annotations/NodeEnd.java

@@ -0,0 +1,21 @@
+package jadx.api.metadata.annotations;
+
+import jadx.api.metadata.ICodeAnnotation;
+
+public class NodeEnd implements ICodeAnnotation {
+
+	public static final NodeEnd VALUE = new NodeEnd();
+
+	private NodeEnd() {
+	}
+
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.END;
+	}
+
+	@Override
+	public String toString() {
+		return "END";
+	}
+}

jadx-core/src/main/java/jadx/api/metadata/annotations/VarNode.java

@@ -0,0 +1,147 @@
+package jadx.api.metadata.annotations;
+
+import org.jetbrains.annotations.Nullable;
+
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeNodeRef;
+import jadx.core.dex.instructions.args.ArgType;
+import jadx.core.dex.instructions.args.CodeVar;
+import jadx.core.dex.instructions.args.RegisterArg;
+import jadx.core.dex.instructions.args.SSAVar;
+import jadx.core.dex.nodes.MethodNode;
+
+/**
+ * Variable info
+ */
+public class VarNode implements ICodeNodeRef {
+
+	@Nullable
+	public static VarNode get(MethodNode mth, RegisterArg reg) {
+		SSAVar ssaVar = reg.getSVar();
+		if (ssaVar == null) {
+			return null;
+		}
+		return get(mth, ssaVar);
+	}
+
+	@Nullable
+	public static VarNode get(MethodNode mth, CodeVar codeVar) {
+		return get(mth, codeVar.getAnySsaVar());
+	}
+
+	@Nullable
+	public static VarNode get(MethodNode mth, SSAVar ssaVar) {
+		CodeVar codeVar = ssaVar.getCodeVar();
+		if (codeVar.isThis()) {
+			return null;
+		}
+		VarNode cachedVarNode = codeVar.getCachedVarNode();
+		if (cachedVarNode != null) {
+			return cachedVarNode;
+		}
+		VarNode newVarNode = new VarNode(mth, ssaVar);
+		codeVar.setCachedVarNode(newVarNode);
+		return newVarNode;
+	}
+
+	@Nullable
+	public static ICodeAnnotation getRef(MethodNode mth, RegisterArg reg) {
+		VarNode varNode = get(mth, reg);
+		if (varNode == null) {
+			return null;
+		}
+		return varNode.getVarRef();
+	}
+
+	private final MethodNode mth;
+	private final int reg;
+	private final int ssa;
+	private final ArgType type;
+	private @Nullable String name;
+	private int defPos;
+
+	private final VarRef varRef;
+
+	protected VarNode(MethodNode mth, SSAVar ssaVar) {
+		this(mth, ssaVar.getRegNum(), ssaVar.getVersion(),
+				ssaVar.getCodeVar().getType(), ssaVar.getCodeVar().getName());
+	}
+
+	public VarNode(MethodNode mth, int reg, int ssa, ArgType type, String name) {
+		this.mth = mth;
+		this.reg = reg;
+		this.ssa = ssa;
+		this.type = type;
+		this.name = name;
+		this.varRef = VarRef.fromVarNode(this);
+	}
+
+	public MethodNode getMth() {
+		return mth;
+	}
+
+	public int getReg() {
+		return reg;
+	}
+
+	public int getSsa() {
+		return ssa;
+	}
+
+	public ArgType getType() {
+		return type;
+	}
+
+	@Nullable
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public VarRef getVarRef() {
+		return varRef;
+	}
+
+	@Override
+	public int getDefPosition() {
+		return defPos;
+	}
+
+	@Override
+	public void setDefPosition(int pos) {
+		this.defPos = pos;
+	}
+
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.VAR;
+	}
+
+	@Override
+	public int hashCode() {
+		int h = 31 * getReg() + getSsa();
+		return 31 * h + mth.hashCode();
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if (this == o) {
+			return true;
+		}
+		if (!(o instanceof VarNode)) {
+			return false;
+		}
+		VarNode other = (VarNode) o;
+		return getReg() == other.getReg()
+				&& getSsa() == other.getSsa()
+				&& getMth().equals(other.getMth());
+	}
+
+	@Override
+	public String toString() {
+		return "VarNode{r" + reg + 'v' + ssa + '}';
+	}
+}

jadx-core/src/main/java/jadx/api/metadata/annotations/VarRef.java

@@ -0,0 +1,68 @@
+package jadx.api.metadata.annotations;
+
+import jadx.api.metadata.ICodeAnnotation;
+
+/**
+ * Variable reference by position of VarNode in code metadata.
+ * <br>
+ * Because on creation position not yet known,
+ * VarRef created using VarNode as a source of ref pos during serialization.
+ * <br>
+ * On metadata deserialization created with ref pos directly.
+ */
+public abstract class VarRef implements ICodeAnnotation {
+
+	public static VarRef fromPos(int refPos) {
+		if (refPos == 0) {
+			throw new IllegalArgumentException("Zero refPos");
+		}
+		return new FixedVarRef(refPos);
+	}
+
+	public static VarRef fromVarNode(VarNode varNode) {
+		return new RelatedVarRef(varNode);
+	}
+
+	public abstract int getRefPos();
+
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.VAR_REF;
+	}
+
+	public static final class FixedVarRef extends VarRef {
+		private final int refPos;
+
+		public FixedVarRef(int refPos) {
+			this.refPos = refPos;
+		}
+
+		@Override
+		public int getRefPos() {
+			return refPos;
+		}
+	}
+
+	public static final class RelatedVarRef extends VarRef {
+		private final VarNode varNode;
+
+		public RelatedVarRef(VarNode varNode) {
+			this.varNode = varNode;
+		}
+
+		@Override
+		public int getRefPos() {
+			return varNode.getDefPosition();
+		}
+
+		@Override
+		public String toString() {
+			return "VarRef{" + varNode + ", name=" + varNode.getName() + ", mth=" + varNode.getMth() + '}';
+		}
+	}
+
+	@Override
+	public String toString() {
+		return "VarRef{" + getRefPos() + '}';
+	}
+}

jadx-core/src/main/java/jadx/api/metadata/impl/CodeMetadataStorage.java

@@ -0,0 +1,151 @@
+package jadx.api.metadata.impl;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Map;
+import java.util.NavigableMap;
+import java.util.TreeMap;
+import java.util.function.BiFunction;
+
+import org.jetbrains.annotations.Nullable;
+
+import jadx.api.metadata.ICodeAnnotation;
+import jadx.api.metadata.ICodeAnnotation.AnnType;
+import jadx.api.metadata.ICodeMetadata;
+import jadx.api.metadata.ICodeNodeRef;
+import jadx.api.metadata.annotations.NodeDeclareRef;
+import jadx.core.utils.Utils;
+
+public class CodeMetadataStorage implements ICodeMetadata {
+
+	public static ICodeMetadata build(Map<Integer, Integer> lines, Map<Integer, ICodeAnnotation> map) {
+		if (map.isEmpty() && lines.isEmpty()) {
+			return ICodeMetadata.EMPTY;
+		}
+		Comparator<Integer> reverseCmp = Comparator.comparingInt(Integer::intValue).reversed();
+		NavigableMap<Integer, ICodeAnnotation> navMap = new TreeMap<>(reverseCmp);
+		navMap.putAll(map);
+		return new CodeMetadataStorage(lines, navMap);
+	}
+
+	public static ICodeMetadata empty() {
+		return new CodeMetadataStorage(Collections.emptyMap(), Collections.emptyNavigableMap());
+	}
+
+	private final Map<Integer, Integer> lines;
+
+	private final NavigableMap<Integer, ICodeAnnotation> navMap;
+
+	private CodeMetadataStorage(Map<Integer, Integer> lines, NavigableMap<Integer, ICodeAnnotation> navMap) {
+		this.lines = lines;
+		this.navMap = navMap;
+	}
+
+	@Override
+	public ICodeAnnotation getAt(int position) {
+		return navMap.get(position);
+	}
+
+	@Override
+	public @Nullable ICodeAnnotation getClosestUp(int position) {
+		Map.Entry<Integer, ICodeAnnotation> entryBefore = navMap.higherEntry(position);
+		return entryBefore != null ? entryBefore.getValue() : null;
+	}
+
+	@Override
+	public @Nullable ICodeAnnotation searchUp(int position, AnnType annType) {
+		for (ICodeAnnotation v : navMap.tailMap(position, true).values()) {
+			if (v.getAnnType() == annType) {
+				return v;
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public @Nullable ICodeAnnotation searchUp(int position, int limitPos, AnnType annType) {
+		for (ICodeAnnotation v : navMap.subMap(position, true, limitPos, true).values()) {
+			if (v.getAnnType() == annType) {
+				return v;
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public <T> @Nullable T searchUp(int startPos, BiFunction<Integer, ICodeAnnotation, T> visitor) {
+		for (Map.Entry<Integer, ICodeAnnotation> entry : navMap.tailMap(startPos, true).entrySet()) {
+			T value = visitor.apply(entry.getKey(), entry.getValue());
+			if (value != null) {
+				return value;
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public <T> @Nullable T searchDown(int startPos, BiFunction<Integer, ICodeAnnotation, T> visitor) {
+		NavigableMap<Integer, ICodeAnnotation> map = navMap.headMap(startPos, true).descendingMap();
+		for (Map.Entry<Integer, ICodeAnnotation> entry : map.entrySet()) {
+			T value = visitor.apply(entry.getKey(), entry.getValue());
+			if (value != null) {
+				return value;
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public ICodeNodeRef getNodeAt(int position) {
+		int nesting = 0;
+		for (ICodeAnnotation ann : navMap.tailMap(position, true).values()) {
+			switch (ann.getAnnType()) {
+				case END:
+					nesting++;
+					break;
+
+				case DECLARATION:
+					ICodeNodeRef node = ((NodeDeclareRef) ann).getNode();
+					AnnType nodeType = node.getAnnType();
+					if (nodeType == AnnType.CLASS || nodeType == AnnType.METHOD) {
+						if (nesting == 0) {
+							return node;
+						}
+						nesting--;
+					}
+					break;
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public ICodeNodeRef getNodeBelow(int position) {
+		for (ICodeAnnotation ann : navMap.headMap(position, true).descendingMap().values()) {
+			if (ann.getAnnType() == AnnType.DECLARATION) {
+				ICodeNodeRef node = ((NodeDeclareRef) ann).getNode();
+				AnnType nodeType = node.getAnnType();
+				if (nodeType == AnnType.CLASS || nodeType == AnnType.METHOD) {
+					return node;
+				}
+			}
+		}
+		return null;
+	}
+
+	@Override
+	public NavigableMap<Integer, ICodeAnnotation> getAsMap() {
+		return navMap;
+	}
+
+	@Override
+	public Map<Integer, Integer> getLineMapping() {
+		return lines;
+	}
+
+	@Override
+	public String toString() {
+		return "CodeMetadata{\nlines=" + lines
+				+ "\nannotations=\n " + Utils.listToString(navMap.descendingMap().entrySet(), "\n ") + "\n}";
+	}
+}

jadx-core/src/main/java/jadx/api/utils/CodeUtils.java

@@ -0,0 +1,38 @@
+package jadx.api.utils;
+
+import jadx.api.ICodeWriter;
+
+public class CodeUtils {
+
+	public static String getLineForPos(String code, int pos) {
+		int start = getLineStartForPos(code, pos);
+		int end = getLineEndForPos(code, pos);
+		return code.substring(start, end);
+	}
+
+	public static int getLineStartForPos(String code, int pos) {
+		String newLine = ICodeWriter.NL;
+		int start = code.lastIndexOf(newLine, pos);
+		return start == -1 ? 0 : start + newLine.length();
+	}
+
+	public static int getLineEndForPos(String code, int pos) {
+		int end = code.indexOf(ICodeWriter.NL, pos);
+		return end == -1 ? code.length() : end;
+	}
+
+	public static int getLineNumForPos(String code, int pos) {
+		String newLine = ICodeWriter.NL;
+		int newLineLen = newLine.length();
+		int line = 1;
+		int prev = 0;
+		while (true) {
+			int next = code.indexOf(newLine, prev);
+			if (next >= pos) {
+				return line;
+			}
+			prev = next + newLineLen;
+			line++;
+		}
+	}
+}

jadx-core/src/main/java/jadx/core/Consts.java

@@ -7,6 +7,7 @@ public class Consts {
 	public static final boolean DEBUG_TYPE_INFERENCE = false;
 	public static final boolean DEBUG_OVERLOADED_CASTS = false;
 	public static final boolean DEBUG_EXC_HANDLERS = false;
+	public static final boolean DEBUG_FINALLY = false;
 
 	public static final String CLASS_OBJECT = "java.lang.Object";
 	public static final String CLASS_STRING = "java.lang.String";

jadx-core/src/main/java/jadx/core/Jadx.java

@@ -12,6 +12,7 @@ import org.slf4j.LoggerFactory;
 
 import jadx.api.CommentsLevel;
 import jadx.api.JadxArgs;
+import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.visitors.AnonymousClassVisitor;
 import jadx.core.dex.visitors.AttachCommentsVisitor;
 import jadx.core.dex.visitors.AttachMethodDetails;
@@ -32,6 +33,7 @@ import jadx.core.dex.visitors.InitCodeVariables;
 import jadx.core.dex.visitors.InlineMethods;
 import jadx.core.dex.visitors.MarkMethodsForInline;
 import jadx.core.dex.visitors.MethodInvokeVisitor;
+import jadx.core.dex.visitors.MethodVisitor;
 import jadx.core.dex.visitors.ModVisitor;
 import jadx.core.dex.visitors.MoveInlineVisitor;
 import jadx.core.dex.visitors.OverrideMethodVisitor;
@@ -60,8 +62,10 @@ import jadx.core.dex.visitors.rename.CodeRenameVisitor;
 import jadx.core.dex.visitors.rename.RenameVisitor;
 import jadx.core.dex.visitors.shrink.CodeShrinkVisitor;
 import jadx.core.dex.visitors.ssa.SSATransform;
+import jadx.core.dex.visitors.typeinference.FinishTypeInference;
 import jadx.core.dex.visitors.typeinference.TypeInferenceVisitor;
 import jadx.core.dex.visitors.usage.UsageInfoVisitor;
+import jadx.core.utils.exceptions.JadxRuntimeException;
 
 public class Jadx {
 	private static final Logger LOG = LoggerFactory.getLogger(Jadx.class);
@@ -69,21 +73,20 @@ public class Jadx {
 	private Jadx() {
 	}
 
-	static {
-		if (Consts.DEBUG) {
-			LOG.info("debug enabled");
+	public static List<IDexTreeVisitor> getPassesList(JadxArgs args) {
+		switch (args.getDecompilationMode()) {
+			case AUTO:
+			case RESTRUCTURE:
+				return getRegionsModePasses(args);
+			case SIMPLE:
+				return getSimpleModePasses(args);
+			case FALLBACK:
+				return getFallbackPassesList();
+			default:
+				throw new JadxRuntimeException("Unknown decompilation mode: " + args.getDecompilationMode());
 		}
 	}
 
-	public static List<IDexTreeVisitor> getFallbackPassesList() {
-		List<IDexTreeVisitor> passes = new ArrayList<>();
-		passes.add(new AttachTryCatchVisitor());
-		passes.add(new AttachCommentsVisitor());
-		passes.add(new ProcessInstructionsVisitor());
-		passes.add(new FallbackModeVisitor());
-		return passes;
-	}
-
 	public static List<IDexTreeVisitor> getPreDecompilePassesList() {
 		List<IDexTreeVisitor> passes = new ArrayList<>();
 		passes.add(new SignatureProcessor());
@@ -95,12 +98,8 @@ public class Jadx {
 		return passes;
 	}
 
-	public static List<IDexTreeVisitor> getPassesList(JadxArgs args) {
-		if (args.isFallbackMode()) {
-			return getFallbackPassesList();
-		}
+	public static List<IDexTreeVisitor> getRegionsModePasses(JadxArgs args) {
 		List<IDexTreeVisitor> passes = new ArrayList<>();
-
 		// instructions IR
 		passes.add(new CheckCode());
 		if (args.isDebugInfo()) {
@@ -132,6 +131,7 @@ public class Jadx {
 		if (args.isDebugInfo()) {
 			passes.add(new DebugInfoApplyVisitor());
 		}
+		passes.add(new FinishTypeInference());
 		if (args.getUseKotlinMethodsForVarNames() != JadxArgs.UseKotlinMethodsForVarNames.DISABLE) {
 			passes.add(new ProcessKotlinInternals());
 		}
@@ -178,14 +178,73 @@ public class Jadx {
 		return passes;
 	}
 
+	public static List<IDexTreeVisitor> getSimpleModePasses(JadxArgs args) {
+		List<IDexTreeVisitor> passes = new ArrayList<>();
+		if (args.isDebugInfo()) {
+			passes.add(new DebugInfoAttachVisitor());
+		}
+		passes.add(new AttachTryCatchVisitor());
+		if (args.getCommentsLevel() != CommentsLevel.NONE) {
+			passes.add(new AttachCommentsVisitor());
+		}
+		passes.add(new AttachMethodDetails());
+		passes.add(new ProcessInstructionsVisitor());
+
+		passes.add(new BlockSplitter());
+		if (args.isRawCFGOutput()) {
+			passes.add(DotGraphVisitor.dumpRaw());
+		}
+		passes.add(new MethodVisitor(mth -> mth.add(AFlag.DISABLE_BLOCKS_LOCK)));
+		passes.add(new BlockProcessor());
+		passes.add(new SSATransform());
+		passes.add(new MoveInlineVisitor());
+		passes.add(new ConstructorVisitor());
+		passes.add(new InitCodeVariables());
+		passes.add(new ConstInlineVisitor());
+		passes.add(new TypeInferenceVisitor());
+		if (args.isDebugInfo()) {
+			passes.add(new DebugInfoApplyVisitor());
+		}
+		passes.add(new FinishTypeInference());
+		passes.add(new CodeRenameVisitor());
+		passes.add(new DeboxingVisitor());
+		passes.add(new ModVisitor());
+		passes.add(new CodeShrinkVisitor());
+		passes.add(new ReSugarCode());
+		passes.add(new CodeShrinkVisitor());
+		passes.add(new SimplifyVisitor());
+		passes.add(new MethodVisitor(mth -> mth.remove(AFlag.DONT_GENERATE)));
+		if (args.isCfgOutput()) {
+			passes.add(DotGraphVisitor.dump());
+		}
+		return passes;
+	}
+
+	public static List<IDexTreeVisitor> getFallbackPassesList() {
+		List<IDexTreeVisitor> passes = new ArrayList<>();
+		passes.add(new AttachTryCatchVisitor());
+		passes.add(new AttachCommentsVisitor());
+		passes.add(new ProcessInstructionsVisitor());
+		passes.add(new FallbackModeVisitor());
+		return passes;
+	}
+
 	public static final String VERSION_DEV = "dev";
 
 	private static String version;
 
 	public static String getVersion() {
-		if (version != null) {
-			return version;
+		if (version == null) {
+			version = searchJadxVersion();
 		}
+		return version;
+	}
+
+	public static boolean isDevVersion() {
+		return getVersion().equals(VERSION_DEV);
+	}
+
+	private static String searchJadxVersion() {
 		try {
 			ClassLoader classLoader = Jadx.class.getClassLoader();
 			if (classLoader != null) {
@@ -195,7 +254,6 @@ public class Jadx {
 						Manifest manifest = new Manifest(is);
 						String ver = manifest.getMainAttributes().getValue("jadx-version");
 						if (ver != null) {
-							version = ver;
 							return ver;
 						}
 					}

jadx-core/src/main/java/jadx/core/ProcessClass.java

@@ -1,13 +1,19 @@
 package jadx.core;
 
+import java.util.List;
+
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import jadx.api.ICodeInfo;
+import jadx.api.JadxArgs;
 import jadx.core.codegen.CodeGen;
 import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.LoadStage;
+import jadx.core.dex.nodes.RootNode;
 import jadx.core.dex.visitors.DepthTraversal;
 import jadx.core.dex.visitors.IDexTreeVisitor;
 import jadx.core.utils.exceptions.JadxRuntimeException;
@@ -18,13 +24,17 @@ import static jadx.core.dex.nodes.ProcessState.NOT_LOADED;
 import static jadx.core.dex.nodes.ProcessState.PROCESS_COMPLETE;
 import static jadx.core.dex.nodes.ProcessState.PROCESS_STARTED;
 
-public final class ProcessClass {
+public class ProcessClass {
+	private static final Logger LOG = LoggerFactory.getLogger(ProcessClass.class);
 
-	private ProcessClass() {
+	private final List<IDexTreeVisitor> passes;
+
+	public ProcessClass(JadxArgs args) {
+		this.passes = Jadx.getPassesList(args);
 	}
 
 	@Nullable
-	private static ICodeInfo process(ClassNode cls, boolean codegen) {
+	private ICodeInfo process(ClassNode cls, boolean codegen) {
 		if (!codegen && cls.getState() == PROCESS_COMPLETE) {
 			// nothing to do
 			return null;
@@ -58,7 +68,7 @@ public final class ProcessClass {
 				}
 				if (cls.getState() == LOADED) {
 					cls.setState(PROCESS_STARTED);
-					for (IDexTreeVisitor visitor : cls.root().getPasses()) {
+					for (IDexTreeVisitor visitor : passes) {
 						DepthTraversal.visit(visitor, cls);
 					}
 					cls.setState(PROCESS_COMPLETE);
@@ -83,12 +93,16 @@ public final class ProcessClass {
 	}
 
 	@NotNull
-	public static ICodeInfo generateCode(ClassNode cls) {
+	public ICodeInfo generateCode(ClassNode cls) {
 		ClassNode topParentClass = cls.getTopParentClass();
 		if (topParentClass != cls) {
 			return generateCode(topParentClass);
 		}
 		try {
+			if (cls.contains(AFlag.DONT_GENERATE)) {
+				process(cls, false);
+				return ICodeInfo.EMPTY;
+			}
 			for (ClassNode depCls : cls.getDependencies()) {
 				process(depCls, false);
 			}
@@ -107,4 +121,19 @@ public final class ProcessClass {
 			throw new JadxRuntimeException("Failed to generate code for class: " + cls.getFullName(), e);
 		}
 	}
+
+	public void initPasses(RootNode root) {
+		for (IDexTreeVisitor pass : passes) {
+			try {
+				pass.init(root);
+			} catch (Exception e) {
+				LOG.error("Visitor init failed: {}", pass.getClass().getSimpleName(), e);
+			}
+		}
+	}
+
+	// TODO: make passes list private and not visible
+	public List<IDexTreeVisitor> getPasses() {
+		return passes;
+	}
 }

jadx-core/src/main/java/jadx/core/clsp/ClspGraph.java

@@ -203,6 +203,9 @@ public class ClspGraph {
 				if (isNew) {
 					addSuperTypes(parentCls, result);
 				}
+			} else {
+				// parent type is unknown
+				result.add(parentType.getObject());
 			}
 		}
 	}

jadx-core/src/main/java/jadx/core/codegen/ClassGen.java

@@ -19,6 +19,7 @@ import jadx.api.CommentsLevel;
 import jadx.api.ICodeInfo;
 import jadx.api.ICodeWriter;
 import jadx.api.JadxArgs;
+import jadx.api.metadata.annotations.NodeEnd;
 import jadx.api.plugins.input.data.AccessFlags;
 import jadx.api.plugins.input.data.annotations.EncodedType;
 import jadx.api.plugins.input.data.annotations.EncodedValue;
@@ -256,6 +257,7 @@ public class ClassGen {
 		addInnerClsAndMethods(clsCode);
 		clsCode.decIndent();
 		clsCode.startLine('}');
+		clsCode.attachAnnotation(NodeEnd.VALUE);
 	}
 
 	private void addInnerClsAndMethods(ICodeWriter clsCode) {
@@ -356,7 +358,7 @@ public class ClassGen {
 				badCode = false;
 			}
 			MethodGen mthGen;
-			if (badCode || fallback || mth.contains(AType.JADX_ERROR) || mth.getRegion() == null) {
+			if (badCode || fallback || mth.contains(AType.JADX_ERROR)) {
 				mthGen = MethodGen.getFallbackMethodGen(mth);
 			} else {
 				mthGen = new MethodGen(this, mth);
@@ -369,6 +371,7 @@ public class ClassGen {
 			mthGen.addInstructions(code);
 			code.decIndent();
 			code.startLine('}');
+			code.attachAnnotation(NodeEnd.VALUE);
 		}
 	}
 
@@ -614,21 +617,23 @@ public class ClassGen {
 		if (useCls.equals(extClsInfo)) {
 			return shortName;
 		}
-		if (extClsInfo.getPackage().equals("java.lang") && extClsInfo.getParentClass() == null) {
-			return shortName;
-		}
 		if (isClassInnerFor(useCls, extClsInfo)) {
 			return shortName;
 		}
 		if (extClsInfo.isInner()) {
 			return expandInnerClassName(useCls, extClsInfo);
 		}
-		if (searchCollision(cls.root(), useCls, extClsInfo)) {
+		if (checkInnerCollision(cls.root(), useCls, extClsInfo)
+				|| checkInPackageCollision(cls.root(), useCls, extClsInfo)) {
 			return fullName;
 		}
 		if (isBothClassesInOneTopClass(useCls, extClsInfo)) {
 			return shortName;
 		}
+		// don't add import for top classes from 'java.lang' package (subpackages excluded)
+		if (extClsInfo.getPackage().equals("java.lang") && extClsInfo.getParentClass() == null) {
+			return shortName;
+		}
 		// don't add import if this class from same package
 		if (extClsInfo.getPackage().equals(useCls.getPackage()) && !extClsInfo.isInner()) {
 			return shortName;
@@ -709,7 +714,7 @@ public class ClassGen {
 		return false;
 	}
 
-	private static boolean searchCollision(RootNode root, ClassInfo useCls, ClassInfo searchCls) {
+	private static boolean checkInnerCollision(RootNode root, @Nullable ClassInfo useCls, ClassInfo searchCls) {
 		if (useCls == null) {
 			return false;
 		}
@@ -726,7 +731,20 @@ public class ClassGen {
 				}
 			}
 		}
-		return searchCollision(root, useCls.getParentClass(), searchCls);
+		return checkInnerCollision(root, useCls.getParentClass(), searchCls);
+	}
+
+	/**
+	 * Check if class with same name exists in current package
+	 */
+	private static boolean checkInPackageCollision(RootNode root, ClassInfo useCls, ClassInfo searchCls) {
+		String currentPkg = useCls.getAliasPkg();
+		if (currentPkg.equals(searchCls.getAliasPkg())) {
+			// search class already from current package
+			return false;
+		}
+		String shortName = searchCls.getAliasShortName();
+		return root.getClsp().isClsKnown(currentPkg + '.' + shortName);
 	}
 
 	private void insertRenameInfo(ICodeWriter code, ClassNode cls) {

jadx-core/src/main/java/jadx/core/codegen/InsnGen.java

@@ -11,15 +11,15 @@ import org.slf4j.LoggerFactory;
 
 import jadx.api.CommentsLevel;
 import jadx.api.ICodeWriter;
-import jadx.api.data.annotations.InsnCodeOffset;
-import jadx.api.data.annotations.VarDeclareRef;
-import jadx.api.data.annotations.VarRef;
+import jadx.api.metadata.annotations.InsnCodeOffset;
+import jadx.api.metadata.annotations.VarNode;
 import jadx.api.plugins.input.data.MethodHandleType;
 import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.attributes.AType;
 import jadx.core.dex.attributes.nodes.FieldReplaceAttr;
 import jadx.core.dex.attributes.nodes.GenericInfoAttr;
 import jadx.core.dex.attributes.nodes.LoopLabelAttr;
+import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
 import jadx.core.dex.attributes.nodes.SkipMethodArgsAttr;
 import jadx.core.dex.info.ClassInfo;
 import jadx.core.dex.info.FieldInfo;
@@ -50,6 +50,7 @@ import jadx.core.dex.instructions.args.RegisterArg;
 import jadx.core.dex.instructions.args.SSAVar;
 import jadx.core.dex.instructions.mods.ConstructorInsn;
 import jadx.core.dex.instructions.mods.TernaryInsn;
+import jadx.core.dex.nodes.BlockNode;
 import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.FieldNode;
 import jadx.core.dex.nodes.InsnNode;
@@ -107,7 +108,7 @@ public class InsnGen {
 		if (arg.isRegister()) {
 			RegisterArg reg = (RegisterArg) arg;
 			if (code.isMetadataSupported()) {
-				code.attachAnnotation(VarRef.get(mth, reg));
+				code.attachAnnotation(VarNode.getRef(mth, reg));
 			}
 			code.add(mgen.getNameGen().useArg(reg));
 		} else if (arg.isLiteral()) {
@@ -160,10 +161,18 @@ public class InsnGen {
 		}
 		useType(code, codeVar.getType());
 		code.add(' ');
+		defVar(code, codeVar);
+	}
+
+	/**
+	 * Variable definition without type, only var name
+	 */
+	private void defVar(ICodeWriter code, CodeVar codeVar) {
+		String varName = mgen.getNameGen().assignArg(codeVar);
 		if (code.isMetadataSupported()) {
-			code.attachDefinition(VarDeclareRef.get(mth, codeVar));
+			code.attachDefinition(VarNode.get(mth, codeVar));
 		}
-		code.add(mgen.getNameGen().assignArg(codeVar));
+		code.add(varName);
 	}
 
 	private String lit(LiteralArg arg) {
@@ -517,7 +526,7 @@ public class InsnGen {
 				code.add(' ');
 				code.add(ifInsn.getOp().getSymbol()).add(' ');
 				addArg(code, insn.getArg(1));
-				code.add(") goto ").add(MethodGen.getLabelName(ifInsn.getTarget()));
+				code.add(") goto ").add(MethodGen.getLabelName(ifInsn));
 				break;
 
 			case GOTO:
@@ -538,13 +547,24 @@ public class InsnGen {
 				code.add(") {");
 				code.incIndent();
 				int[] keys = sw.getKeys();
-				int[] targets = sw.getTargets();
-				for (int i = 0; i < keys.length; i++) {
-					code.startLine("case ").add(Integer.toString(keys[i])).add(": goto ");
-					code.add(MethodGen.getLabelName(targets[i])).add(';');
+				int size = keys.length;
+				BlockNode[] targetBlocks = sw.getTargetBlocks();
+				if (targetBlocks != null) {
+					for (int i = 0; i < size; i++) {
+						code.startLine("case ").add(Integer.toString(keys[i])).add(": goto ");
+						code.add(MethodGen.getLabelName(targetBlocks[i])).add(';');
+					}
+					code.startLine("default: goto ");
+					code.add(MethodGen.getLabelName(sw.getDefTargetBlock())).add(';');
+				} else {
+					int[] targets = sw.getTargets();
+					for (int i = 0; i < size; i++) {
+						code.startLine("case ").add(Integer.toString(keys[i])).add(": goto ");
+						code.add(MethodGen.getLabelName(targets[i])).add(';');
+					}
+					code.startLine("default: goto ");
+					code.add(MethodGen.getLabelName(sw.getDefaultCaseOffset())).add(';');
 				}
-				code.startLine("default: goto ");
-				code.add(MethodGen.getLabelName(sw.getDefaultCaseOffset())).add(';');
 				code.decIndent();
 				code.startLine('}');
 				break;
@@ -682,19 +702,27 @@ public class InsnGen {
 			throw new JadxRuntimeException("Constructor 'self' invoke must be removed!");
 		}
 		MethodNode callMth = mth.root().resolveMethod(insn.getCallMth());
+		MethodNode refMth = callMth;
+		if (callMth != null) {
+			MethodReplaceAttr replaceAttr = callMth.get(AType.METHOD_REPLACE);
+			if (replaceAttr != null) {
+				refMth = replaceAttr.getReplaceMth();
+			}
+		}
+
 		if (insn.isSuper()) {
-			code.attachAnnotation(callMth);
+			code.attachAnnotation(refMth);
 			code.add("super");
 		} else if (insn.isThis()) {
-			code.attachAnnotation(callMth);
+			code.attachAnnotation(refMth);
 			code.add("this");
 		} else {
 			code.add("new ");
-			if (callMth == null || callMth.contains(AFlag.DONT_GENERATE)) {
+			if (refMth == null || refMth.contains(AFlag.DONT_GENERATE)) {
 				// use class reference if constructor method is missing (default constructor)
 				code.attachAnnotation(mth.root().resolveClass(insn.getCallMth().getDeclClass()));
 			} else {
-				code.attachAnnotation(callMth);
+				code.attachAnnotation(refMth);
 			}
 			mgen.getClassGen().addClsName(code, insn.getClassType());
 			GenericInfoAttr genericInfoAttr = insn.get(AType.GENERIC_INFO);
@@ -733,6 +761,7 @@ public class InsnGen {
 				ctor.add(AFlag.DONT_GENERATE);
 			}
 		}
+		code.attachDefinition(cls);
 		code.add("new ");
 		useClass(code, parent);
 		MethodNode callMth = mth.root().resolveMethod(insn.getCallMth());
@@ -779,14 +808,9 @@ public class InsnGen {
 				break;
 
 			case SUPER:
-				ClassInfo superCallCls = getClassForSuperCall(code, callMth);
-				if (superCallCls != null) {
-					useClass(code, superCallCls);
-					code.add('.');
-				}
-				// use 'super' instead 'this' in 0 arg
-				code.add("super").add('.');
-				k++;
+				callSuper(code, callMth);
+				k++; // use 'super' instead 'this' in 0 arg
+				code.add('.');
 				break;
 
 			case STATIC:
@@ -800,9 +824,15 @@ public class InsnGen {
 		}
 		if (callMthNode != null) {
 			code.attachAnnotation(callMthNode);
-			code.add(callMthNode.getAlias());
+		}
+		if (insn.contains(AFlag.FORCE_RAW_NAME)) {
+			code.add(callMth.getName());
 		} else {
-			code.add(callMth.getAlias());
+			if (callMthNode != null) {
+				code.add(callMthNode.getAlias());
+			} else {
+				code.add(callMth.getAlias());
+			}
 		}
 		generateMethodArguments(code, insn, k, callMthNode);
 	}
@@ -918,7 +948,7 @@ public class InsnGen {
 					code.add(", ");
 				}
 				CodeVar argCodeVar = callArgs.get(i).getSVar().getCodeVar();
-				code.add(nameGen.assignArg(argCodeVar));
+				defVar(code, argCodeVar);
 			}
 		}
 		// force set external arg names into call method args
@@ -926,7 +956,8 @@ public class InsnGen {
 		int startArg = customNode.getHandleType() == MethodHandleType.INVOKE_STATIC ? 0 : 1; // skip 'this' arg
 		for (int i = startArg; i < extArgsCount; i++) {
 			RegisterArg extArg = (RegisterArg) customNode.getArg(i);
-			callArgs.get(i).setName(extArg.getName());
+			RegisterArg callRegArg = callArgs.get(i);
+			callRegArg.getSVar().setCodeVar(extArg.getSVar().getCodeVar());
 		}
 		code.add(" -> {");
 		code.incIndent();
@@ -936,34 +967,43 @@ public class InsnGen {
 		code.startLine('}');
 	}
 
-	@Nullable
-	private ClassInfo getClassForSuperCall(ICodeWriter code, MethodInfo callMth) {
-		ClassNode useCls = mth.getParentClass();
-		ClassInfo insnCls = useCls.getClassInfo();
-		ClassInfo declClass = callMth.getDeclClass();
-		if (insnCls.equals(declClass)) {
-			return null;
+	private void callSuper(ICodeWriter code, MethodInfo callMth) {
+		ClassInfo superCallCls = getClassForSuperCall(callMth);
+		if (superCallCls == null) {
+			// unknown class, add comment to keep that info
+			code.add("super/*").add(callMth.getDeclClass().getFullName()).add("*/");
+			return;
 		}
-		ClassNode topClass = useCls.getTopParentClass();
-		if (topClass.getClassInfo().equals(declClass)) {
-			return declClass;
+		ClassInfo curClass = mth.getParentClass().getClassInfo();
+		if (superCallCls.equals(curClass)) {
+			code.add("super");
+			return;
 		}
-		// search call class
-		ClassNode nextParent = useCls;
-		do {
-			ClassInfo nextClsInfo = nextParent.getClassInfo();
-			if (nextClsInfo.equals(declClass)
-					|| ArgType.isInstanceOf(mth.root(), nextClsInfo.getType(), declClass.getType())) {
-				if (nextParent == useCls) {
-					return null;
-				}
-				return nextClsInfo;
-			}
-			nextParent = nextParent.getParentClass();
-		} while (nextParent != null && nextParent != topClass);
+		// use custom class
+		useClass(code, superCallCls);
+		code.add(".super");
+	}
 
-		// search failed, just return parent class
-		return useCls.getParentClass().getClassInfo();
+	/**
+	 * Search call class in super types of this
+	 * and all parent classes (needed for inlined synthetic calls)
+	 */
+	@Nullable
+	private ClassInfo getClassForSuperCall(MethodInfo callMth) {
+		ArgType declClsType = callMth.getDeclClass().getType();
+		ClassNode parentNode = mth.getParentClass();
+		while (true) {
+			ClassInfo parentCls = parentNode.getClassInfo();
+			if (ArgType.isInstanceOf(root, parentCls.getType(), declClsType)) {
+				return parentCls;
+			}
+			ClassNode nextParent = parentNode.getParentClass();
+			if (nextParent == parentNode) {
+				// no parent, class not found
+				return null;
+			}
+			parentNode = nextParent;
+		}
 	}
 
 	void generateMethodArguments(ICodeWriter code, BaseInvokeNode insn, int startArgNum,

jadx-core/src/main/java/jadx/core/codegen/MethodGen.java

@@ -6,13 +6,15 @@ import java.util.List;
 import java.util.Objects;
 import java.util.stream.Stream;
 
+import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import jadx.api.CommentsLevel;
 import jadx.api.ICodeWriter;
-import jadx.api.data.annotations.InsnCodeOffset;
-import jadx.api.data.annotations.VarDeclareRef;
+import jadx.api.JadxArgs;
+import jadx.api.metadata.annotations.InsnCodeOffset;
+import jadx.api.metadata.annotations.VarNode;
 import jadx.api.plugins.input.data.AccessFlags;
 import jadx.api.plugins.input.data.annotations.EncodedValue;
 import jadx.api.plugins.input.data.attributes.JadxAttrType;
@@ -24,6 +26,7 @@ import jadx.core.dex.attributes.AType;
 import jadx.core.dex.attributes.nodes.JadxError;
 import jadx.core.dex.attributes.nodes.JumpInfo;
 import jadx.core.dex.attributes.nodes.MethodOverrideAttr;
+import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
 import jadx.core.dex.info.AccessInfo;
 import jadx.core.dex.instructions.ConstStringNode;
 import jadx.core.dex.instructions.IfNode;
@@ -32,13 +35,14 @@ import jadx.core.dex.instructions.args.ArgType;
 import jadx.core.dex.instructions.args.CodeVar;
 import jadx.core.dex.instructions.args.RegisterArg;
 import jadx.core.dex.instructions.args.SSAVar;
+import jadx.core.dex.nodes.BlockNode;
 import jadx.core.dex.nodes.InsnNode;
 import jadx.core.dex.nodes.MethodNode;
 import jadx.core.dex.trycatch.CatchAttr;
+import jadx.core.dex.trycatch.ExceptionHandler;
 import jadx.core.dex.visitors.DepthTraversal;
 import jadx.core.dex.visitors.IDexTreeVisitor;
 import jadx.core.utils.CodeGenUtils;
-import jadx.core.utils.InsnUtils;
 import jadx.core.utils.Utils;
 import jadx.core.utils.exceptions.CodegenException;
 import jadx.core.utils.exceptions.JadxOverflowException;
@@ -141,8 +145,9 @@ public class MethodGen {
 		} else {
 			classGen.useType(code, mth.getReturnType());
 			code.add(' ');
-			code.attachDefinition(mth);
-			code.add(mth.getAlias());
+			MethodNode defMth = getMethodForDefinition();
+			code.attachDefinition(defMth);
+			code.add(defMth.getAlias());
 		}
 		code.add('(');
 
@@ -175,6 +180,14 @@ public class MethodGen {
 		return true;
 	}
 
+	private MethodNode getMethodForDefinition() {
+		MethodReplaceAttr replaceAttr = mth.get(AType.METHOD_REPLACE);
+		if (replaceAttr != null) {
+			return replaceAttr.getReplaceMth();
+		}
+		return mth;
+	}
+
 	private void addOverrideAnnotation(ICodeWriter code, MethodNode mth) {
 		MethodOverrideAttr overrideAttr = mth.get(AType.METHOD_OVERRIDE);
 		if (overrideAttr == null) {
@@ -240,7 +253,7 @@ public class MethodGen {
 			code.add(' ');
 			String varName = nameGen.assignArg(var);
 			if (code.isMetadataSupported() && ssaVar != null /* for fallback mode */) {
-				code.attachDefinition(VarDeclareRef.get(mth, var));
+				code.attachDefinition(VarNode.get(mth, var));
 			}
 			code.add(varName);
 
@@ -252,12 +265,28 @@ public class MethodGen {
 	}
 
 	public void addInstructions(ICodeWriter code) throws CodegenException {
-		if (mth.root().getArgs().isFallbackMode()) {
-			addFallbackMethodCode(code, FALLBACK_MODE);
-		} else if (classGen.isFallbackMode()) {
-			dumpInstructions(code);
-		} else {
-			addRegionInsns(code);
+		JadxArgs args = mth.root().getArgs();
+		switch (args.getDecompilationMode()) {
+			case AUTO:
+				if (classGen.isFallbackMode()) {
+					// TODO: try simple mode first
+					dumpInstructions(code);
+				} else {
+					addRegionInsns(code);
+				}
+				break;
+
+			case RESTRUCTURE:
+				addRegionInsns(code);
+				break;
+
+			case SIMPLE:
+				addSimpleMethodCode(code);
+				break;
+
+			case FALLBACK:
+				addFallbackMethodCode(code, FALLBACK_MODE);
+				break;
 		}
 	}
 
@@ -279,6 +308,59 @@ public class MethodGen {
 		}
 	}
 
+	private void addSimpleMethodCode(ICodeWriter code) {
+		if (mth.getBasicBlocks() == null) {
+			code.startLine("// Blocks not ready for simple mode, using fallback");
+			addFallbackMethodCode(code, FALLBACK_MODE);
+			return;
+		}
+		JadxArgs args = mth.root().getArgs();
+		ICodeWriter tmpCode = args.getCodeWriterProvider().apply(args);
+		try {
+			tmpCode.setIndent(code.getIndent());
+			generateSimpleCode(tmpCode);
+			code.add(tmpCode);
+		} catch (Exception e) {
+			mth.addError("Simple mode code generation failed", e);
+			CodeGenUtils.addError(code, "Simple mode code generation failed", e);
+			dumpInstructions(code);
+		}
+	}
+
+	private void generateSimpleCode(ICodeWriter code) throws CodegenException {
+		SimpleModeHelper helper = new SimpleModeHelper(mth);
+		List<BlockNode> blocks = helper.prepareBlocks();
+		InsnGen insnGen = new InsnGen(this, true);
+		for (BlockNode block : blocks) {
+			if (block.contains(AFlag.DONT_GENERATE)) {
+				continue;
+			}
+			if (helper.isNeedStartLabel(block)) {
+				code.decIndent();
+				code.startLine(getLabelName(block)).add(':');
+				code.incIndent();
+			}
+			for (InsnNode insn : block.getInstructions()) {
+				if (!insn.contains(AFlag.DONT_GENERATE)) {
+					if (insn.getResult() != null) {
+						CodeVar codeVar = insn.getResult().getSVar().getCodeVar();
+						if (!codeVar.isDeclared()) {
+							insn.add(AFlag.DECLARE_VAR);
+							codeVar.setDeclared(true);
+						}
+					}
+					InsnCodeOffset.attach(code, insn);
+					insnGen.makeInsn(insn, code);
+					addCatchComment(code, insn, false);
+					CodeGenUtils.addCodeComments(code, mth, insn);
+				}
+			}
+			if (helper.isNeedEndGoto(block)) {
+				code.startLine("goto ").add(getLabelName(block.getSuccessors().get(0)));
+			}
+		}
+	}
+
 	public void dumpInstructions(ICodeWriter code) {
 		if (mth.checkCommentsLevel(CommentsLevel.ERROR)) {
 			code.startLine("/*");
@@ -353,60 +435,81 @@ public class MethodGen {
 
 	public static void addFallbackInsns(ICodeWriter code, MethodNode mth, InsnNode[] insnArr, FallbackOption option) {
 		int startIndent = code.getIndent();
-		InsnGen insnGen = new InsnGen(getFallbackMethodGen(mth), true);
+		MethodGen methodGen = getFallbackMethodGen(mth);
+		InsnGen insnGen = new InsnGen(methodGen, true);
 		InsnNode prevInsn = null;
 		for (InsnNode insn : insnArr) {
 			if (insn == null) {
 				continue;
 			}
-			if (insn.contains(AType.JADX_ERROR)) {
-				for (JadxError error : insn.getAll(AType.JADX_ERROR)) {
-					code.startLine("// ").add(error.getError());
-				}
-				continue;
+			methodGen.dumpInsn(code, insnGen, option, startIndent, prevInsn, insn);
+			prevInsn = insn;
+		}
+	}
+
+	private boolean dumpInsn(ICodeWriter code, InsnGen insnGen, FallbackOption option, int startIndent,
+			@Nullable InsnNode prevInsn, InsnNode insn) {
+		if (insn.contains(AType.JADX_ERROR)) {
+			for (JadxError error : insn.getAll(AType.JADX_ERROR)) {
+				code.startLine("// ").add(error.getError());
 			}
-			if (option != BLOCK_DUMP && needLabel(insn, prevInsn)) {
+			return true;
+		}
+		if (option != BLOCK_DUMP && needLabel(insn, prevInsn)) {
+			code.decIndent();
+			code.startLine(getLabelName(insn.getOffset()) + ':');
+			code.incIndent();
+		}
+		if (insn.getType() == InsnType.NOP) {
+			return true;
+		}
+		try {
+			boolean escapeComment = isCommentEscapeNeeded(insn, option);
+			if (escapeComment) {
 				code.decIndent();
-				code.startLine(getLabelName(insn.getOffset()) + ':');
+				code.startLine("*/");
+				code.startLine("//  ");
+			} else {
+				code.startLineWithNum(insn.getSourceLine());
+			}
+			InsnCodeOffset.attach(code, insn);
+			RegisterArg resArg = insn.getResult();
+			if (resArg != null) {
+				ArgType varType = resArg.getInitType();
+				if (varType.isTypeKnown()) {
+					code.add(varType.toString()).add(' ');
+				}
+			}
+			insnGen.makeInsn(insn, code, InsnGen.Flags.INLINE);
+			if (escapeComment) {
+				code.startLine("/*");
 				code.incIndent();
 			}
-			if (insn.getType() == InsnType.NOP) {
-				continue;
-			}
-			try {
-				boolean escapeComment = isCommentEscapeNeeded(insn, option);
-				if (escapeComment) {
-					code.decIndent();
-					code.startLine("*/");
-					code.startLine("//  ");
-				} else {
-					code.startLineWithNum(insn.getSourceLine());
-				}
-				InsnCodeOffset.attach(code, insn);
-				RegisterArg resArg = insn.getResult();
-				if (resArg != null) {
-					ArgType varType = resArg.getInitType();
-					if (varType.isTypeKnown()) {
-						code.add(varType.toString()).add(' ');
-					}
-				}
-				insnGen.makeInsn(insn, code, InsnGen.Flags.INLINE);
-				if (escapeComment) {
-					code.startLine("/*");
-					code.incIndent();
-				}
+			addCatchComment(code, insn, true);
+			CodeGenUtils.addCodeComments(code, mth, insn);
+		} catch (Exception e) {
+			LOG.debug("Error generate fallback instruction: ", e.getCause());
+			code.setIndent(startIndent);
+			code.startLine("// error: " + insn);
+		}
+		return false;
+	}
 
-				CatchAttr catchAttr = insn.get(AType.EXC_CATCH);
-				if (catchAttr != null) {
-					code.add("     // " + catchAttr);
-				}
-				CodeGenUtils.addCodeComments(code, mth, insn);
-			} catch (Exception e) {
-				LOG.debug("Error generate fallback instruction: ", e.getCause());
-				code.setIndent(startIndent);
-				code.startLine("// error: " + insn);
+	private void addCatchComment(ICodeWriter code, InsnNode insn, boolean raw) {
+		CatchAttr catchAttr = insn.get(AType.EXC_CATCH);
+		if (catchAttr == null) {
+			return;
+		}
+		code.add("     // Catch:");
+		for (ExceptionHandler handler : catchAttr.getHandlers()) {
+			code.add(' ');
+			classGen.useClass(code, handler.getArgType());
+			code.add(" -> ");
+			if (raw) {
+				code.add(getLabelName(handler.getHandlerOffset()));
+			} else {
+				code.add(getLabelName(handler.getHandlerBlock()));
 			}
-			prevInsn = insn;
 		}
 	}
 
@@ -449,7 +552,22 @@ public class MethodGen {
 		return new MethodGen(clsGen, mth);
 	}
 
+	public static String getLabelName(BlockNode block) {
+		return String.format("L%d", block.getId());
+	}
+
+	public static String getLabelName(IfNode insn) {
+		BlockNode thenBlock = insn.getThenBlock();
+		if (thenBlock != null) {
+			return getLabelName(thenBlock);
+		}
+		return getLabelName(insn.getTarget());
+	}
+
 	public static String getLabelName(int offset) {
-		return "L_" + InsnUtils.formatOffset(offset);
+		if (offset < 0) {
+			return String.format("LB_%x", -offset);
+		}
+		return String.format("L%x", offset);
 	}
 }

jadx-core/src/main/java/jadx/core/codegen/NameGen.java

@@ -7,6 +7,7 @@ import java.util.Set;
 
 import jadx.core.Consts;
 import jadx.core.deobf.NameMapper;
+import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.attributes.nodes.LoopLabelAttr;
 import jadx.core.dex.info.ClassInfo;
 import jadx.core.dex.info.MethodInfo;
@@ -173,7 +174,7 @@ public class NameGen {
 
 	private String makeNameForType(ArgType type) {
 		if (type.isPrimitive()) {
-			return makeNameForPrimitive(type);
+			return type.getPrimitiveType().getShortName().toLowerCase();
 		}
 		if (type.isArray()) {
 			return makeNameForType(type.getArrayRootElement()) + "Arr";
@@ -181,10 +182,6 @@ public class NameGen {
 		return makeNameForObject(type);
 	}
 
-	private static String makeNameForPrimitive(ArgType type) {
-		return type.getPrimitiveType().getShortName().toLowerCase();
-	}
-
 	private String makeNameForObject(ArgType type) {
 		if (type.isGenericType()) {
 			return StringUtils.escape(type.getObject().toLowerCase());
@@ -194,23 +191,32 @@ public class NameGen {
 			if (alias != null) {
 				return alias;
 			}
-			ClassInfo extClsInfo = ClassInfo.fromType(mth.root(), type);
-			String shortName = extClsInfo.getShortName();
-			String vName = fromName(shortName);
-			if (vName != null) {
-				return vName;
-			}
-			if (shortName != null) {
-				String lower = StringUtils.escape(shortName.toLowerCase());
-				if (shortName.equals(lower)) {
-					return lower + "Var";
-				}
-				return lower;
-			}
+			return makeNameForCheckedClass(ClassInfo.fromType(mth.root(), type));
 		}
 		return StringUtils.escape(type.toString());
 	}
 
+	private String makeNameForCheckedClass(ClassInfo classInfo) {
+		String shortName = classInfo.getAliasShortName();
+		String vName = fromName(shortName);
+		if (vName != null) {
+			return vName;
+		}
+		String lower = StringUtils.escape(shortName.toLowerCase());
+		if (shortName.equals(lower)) {
+			return lower + "Var";
+		}
+		return lower;
+	}
+
+	private String makeNameForClass(ClassInfo classInfo) {
+		String alias = getAliasForObject(classInfo.getFullName());
+		if (alias != null) {
+			return alias;
+		}
+		return makeNameForCheckedClass(classInfo);
+	}
+
 	private static String fromName(String name) {
 		if (name == null || name.isEmpty()) {
 			return null;
@@ -241,7 +247,12 @@ public class NameGen {
 
 			case CONSTRUCTOR:
 				ConstructorInsn co = (ConstructorInsn) insn;
-				return makeNameForObject(co.getClassType().getType());
+				MethodNode callMth = mth.root().getMethodUtils().resolveMethod(co);
+				if (callMth != null && callMth.contains(AFlag.ANONYMOUS_CONSTRUCTOR)) {
+					// don't use name of anonymous class
+					return null;
+				}
+				return makeNameForClass(co.getClassType());
 
 			case ARRAY_LENGTH:
 				return "length";
@@ -267,18 +278,22 @@ public class NameGen {
 	}
 
 	private String makeNameFromInvoke(MethodInfo callMth) {
-		String name = callMth.getName();
+		String name = callMth.getAlias();
+		ClassInfo declClass = callMth.getDeclClass();
+		if ("getInstance".equals(name)) {
+			// e.g. Cipher.getInstance
+			return makeNameForClass(declClass);
+		}
 		if (name.startsWith("get") || name.startsWith("set")) {
 			return fromName(name.substring(3));
 		}
 		if ("iterator".equals(name)) {
 			return "it";
 		}
-		ArgType declType = callMth.getDeclClass().getType();
 		if ("toString".equals(name)) {
-			return makeNameForType(declType);
+			return makeNameForClass(declClass);
 		}
-		if ("forName".equals(name) && declType.equals(ArgType.CLASS)) {
+		if ("forName".equals(name) && declClass.getType().equals(ArgType.CLASS)) {
 			return OBJ_ALIAS.get(Consts.CLASS_CLASS);
 		}
 		if (name.startsWith("to")) {

jadx-core/src/main/java/jadx/core/codegen/RegionGen.java

@@ -10,8 +10,8 @@ import org.slf4j.LoggerFactory;
 
 import jadx.api.CommentsLevel;
 import jadx.api.ICodeWriter;
-import jadx.api.data.annotations.InsnCodeOffset;
-import jadx.api.data.annotations.VarDeclareRef;
+import jadx.api.metadata.annotations.InsnCodeOffset;
+import jadx.api.metadata.annotations.VarNode;
 import jadx.api.plugins.input.data.annotations.EncodedValue;
 import jadx.api.plugins.input.data.attributes.JadxAttrType;
 import jadx.core.dex.attributes.AFlag;
@@ -26,6 +26,7 @@ import jadx.core.dex.instructions.args.CodeVar;
 import jadx.core.dex.instructions.args.InsnArg;
 import jadx.core.dex.instructions.args.NamedArg;
 import jadx.core.dex.instructions.args.RegisterArg;
+import jadx.core.dex.instructions.args.SSAVar;
 import jadx.core.dex.nodes.BlockNode;
 import jadx.core.dex.nodes.FieldNode;
 import jadx.core.dex.nodes.IBlock;
@@ -346,11 +347,11 @@ public class RegionGen extends InsnGen {
 		if (arg == null) {
 			code.add("unknown"); // throwing exception is too late at this point
 		} else if (arg instanceof RegisterArg) {
-			CodeVar codeVar = ((RegisterArg) arg).getSVar().getCodeVar();
+			SSAVar ssaVar = ((RegisterArg) arg).getSVar();
 			if (code.isMetadataSupported()) {
-				code.attachDefinition(VarDeclareRef.get(mth, codeVar));
+				code.attachDefinition(VarNode.get(mth, ssaVar));
 			}
-			code.add(mgen.getNameGen().assignArg(codeVar));
+			code.add(mgen.getNameGen().assignArg(ssaVar.getCodeVar()));
 		} else if (arg instanceof NamedArg) {
 			code.add(mgen.getNameGen().assignNamedArg((NamedArg) arg));
 		} else {

jadx-core/src/main/java/jadx/core/codegen/SimpleModeHelper.java

@@ -0,0 +1,151 @@
+package jadx.core.codegen;
+
+import java.util.ArrayList;
+import java.util.BitSet;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+
+import org.jetbrains.annotations.Nullable;
+
+import jadx.core.dex.attributes.AFlag;
+import jadx.core.dex.attributes.AType;
+import jadx.core.dex.instructions.IfNode;
+import jadx.core.dex.instructions.TargetInsnNode;
+import jadx.core.dex.nodes.BlockNode;
+import jadx.core.dex.nodes.InsnNode;
+import jadx.core.dex.nodes.MethodNode;
+import jadx.core.dex.trycatch.ExceptionHandler;
+import jadx.core.dex.visitors.blocks.BlockProcessor;
+import jadx.core.dex.visitors.blocks.BlockSplitter;
+import jadx.core.utils.BlockUtils;
+
+public class SimpleModeHelper {
+
+	private final MethodNode mth;
+
+	private final BitSet startLabel;
+	private final BitSet endGoto;
+
+	public SimpleModeHelper(MethodNode mth) {
+		this.mth = mth;
+		this.startLabel = BlockUtils.newBlocksBitSet(mth);
+		this.endGoto = BlockUtils.newBlocksBitSet(mth);
+	}
+
+	public List<BlockNode> prepareBlocks() {
+		removeEmptyBlocks();
+		List<BlockNode> blocksList = getSortedBlocks();
+		blocksList.removeIf(b -> b.equals(mth.getEnterBlock()) || b.equals(mth.getExitBlock()));
+		unbindExceptionHandlers();
+		if (blocksList.isEmpty()) {
+			return Collections.emptyList();
+		}
+		@Nullable
+		BlockNode prev = null;
+		int blocksCount = blocksList.size();
+		for (int i = 0; i < blocksCount; i++) {
+			BlockNode block = blocksList.get(i);
+			BlockNode nextBlock = i + 1 == blocksCount ? null : blocksList.get(i + 1);
+			List<BlockNode> preds = block.getPredecessors();
+			int predsCount = preds.size();
+			if (predsCount > 1) {
+				startLabel.set(block.getId());
+			} else if (predsCount == 1 && prev != null) {
+				if (!prev.equals(preds.get(0))) {
+					if (!block.contains(AFlag.EXC_BOTTOM_SPLITTER)) {
+						startLabel.set(block.getId());
+					}
+					if (prev.getSuccessors().size() == 1 && !mth.isPreExitBlocks(prev)) {
+						endGoto.set(prev.getId());
+					}
+				}
+			}
+			InsnNode lastInsn = BlockUtils.getLastInsn(block);
+			if (lastInsn instanceof TargetInsnNode) {
+				processTargetInsn(block, lastInsn, nextBlock);
+			}
+			if (block.contains(AType.EXC_HANDLER)) {
+				startLabel.set(block.getId());
+			}
+			if (nextBlock == null && !mth.isPreExitBlocks(block)) {
+				endGoto.set(block.getId());
+			}
+			prev = block;
+		}
+		if (mth.isVoidReturn()) {
+			int last = blocksList.size() - 1;
+			if (blocksList.get(last).contains(AFlag.RETURN)) {
+				// remove trailing return
+				blocksList.remove(last);
+			}
+		}
+		return blocksList;
+	}
+
+	private void removeEmptyBlocks() {
+		for (BlockNode block : mth.getBasicBlocks()) {
+			if (block.getInstructions().isEmpty()
+					&& block.getPredecessors().size() > 0
+					&& block.getSuccessors().size() == 1) {
+				BlockNode successor = block.getSuccessors().get(0);
+				List<BlockNode> predecessors = block.getPredecessors();
+				BlockSplitter.removeConnection(block, successor);
+				if (predecessors.size() == 1) {
+					BlockSplitter.replaceConnection(predecessors.get(0), block, successor);
+				} else {
+					for (BlockNode pred : new ArrayList<>(predecessors)) {
+						BlockSplitter.replaceConnection(pred, block, successor);
+					}
+				}
+				block.add(AFlag.REMOVE);
+			}
+		}
+		BlockProcessor.removeMarkedBlocks(mth);
+	}
+
+	private void unbindExceptionHandlers() {
+		if (mth.isNoExceptionHandlers()) {
+			return;
+		}
+		for (ExceptionHandler handler : mth.getExceptionHandlers()) {
+			BlockNode handlerBlock = handler.getHandlerBlock();
+			if (handlerBlock != null) {
+				BlockSplitter.removePredecessors(handlerBlock);
+			}
+		}
+	}
+
+	private void processTargetInsn(BlockNode block, InsnNode lastInsn, @Nullable BlockNode next) {
+		if (lastInsn instanceof IfNode) {
+			IfNode ifInsn = (IfNode) lastInsn;
+			BlockNode thenBlock = ifInsn.getThenBlock();
+			if (Objects.equals(next, thenBlock)) {
+				ifInsn.invertCondition();
+				startLabel.set(ifInsn.getThenBlock().getId());
+			} else {
+				startLabel.set(thenBlock.getId());
+			}
+			ifInsn.normalize();
+		} else {
+			for (BlockNode successor : block.getSuccessors()) {
+				startLabel.set(successor.getId());
+			}
+		}
+	}
+
+	public boolean isNeedStartLabel(BlockNode block) {
+		return startLabel.get(block.getId());
+	}
+
+	public boolean isNeedEndGoto(BlockNode block) {
+		return endGoto.get(block.getId());
+	}
+
+	// DFS sort blocks to reduce goto count
+	private List<BlockNode> getSortedBlocks() {
+		List<BlockNode> list = new ArrayList<>(mth.getBasicBlocks().size());
+		BlockUtils.dfsVisit(mth, list::add);
+		return list;
+	}
+}

jadx-core/src/main/java/jadx/core/codegen/json/JsonCodeGen.java

@@ -12,13 +12,13 @@ import com.google.gson.FieldNamingPolicy;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 
-import jadx.api.CodePosition;
 import jadx.api.ICodeInfo;
 import jadx.api.ICodeWriter;
 import jadx.api.JadxArgs;
-import jadx.api.data.annotations.InsnCodeOffset;
 import jadx.api.impl.AnnotatedCodeWriter;
 import jadx.api.impl.SimpleCodeWriter;
+import jadx.api.metadata.ICodeMetadata;
+import jadx.api.metadata.annotations.InsnCodeOffset;
 import jadx.core.codegen.ClassGen;
 import jadx.core.codegen.MethodGen;
 import jadx.core.codegen.json.cls.JsonClass;
@@ -180,24 +180,27 @@ public class JsonCodeGen {
 		}
 
 		String[] lines = codeStr.split(ICodeWriter.NL);
-		Map<Integer, Integer> lineMapping = code.getLineMapping();
-		Map<CodePosition, Object> annotations = code.getAnnotations();
+		Map<Integer, Integer> lineMapping = code.getCodeMetadata().getLineMapping();
+		ICodeMetadata metadata = code.getCodeMetadata();
 		long mthCodeOffset = mth.getMethodCodeOffset() + 16;
 
 		int linesCount = lines.length;
 		List<JsonCodeLine> codeLines = new ArrayList<>(linesCount);
+		int lineStartPos = 0;
+		int newLineLen = ICodeWriter.NL.length();
 		for (int i = 0; i < linesCount; i++) {
 			String codeLine = lines[i];
 			int line = i + 2;
 			JsonCodeLine jsonCodeLine = new JsonCodeLine();
 			jsonCodeLine.setCode(codeLine);
 			jsonCodeLine.setSourceLine(lineMapping.get(line));
-			Object obj = annotations.get(new CodePosition(line));
+			Object obj = metadata.getAt(lineStartPos);
 			if (obj instanceof InsnCodeOffset) {
 				long offset = ((InsnCodeOffset) obj).getOffset();
 				jsonCodeLine.setOffset("0x" + Long.toHexString(mthCodeOffset + offset * 2));
 			}
 			codeLines.add(jsonCodeLine);
+			lineStartPos += codeLine.length() + newLineLen;
 		}
 		return codeLines;
 	}

jadx-core/src/main/java/jadx/core/deobf/Deobfuscator.java

@@ -132,7 +132,7 @@ public class Deobfuscator {
 			for (MethodNode mth : cls.getMethods()) {
 				MethodInfo methodInfo = mth.getMethodInfo();
 				if (methodInfo.hasAlias()) {
-					deobfPresets.getFldPresetMap().put(methodInfo.getRawFullId(), methodInfo.getAlias());
+					deobfPresets.getMthPresetMap().put(methodInfo.getRawFullId(), methodInfo.getAlias());
 				}
 			}
 		}
@@ -428,7 +428,9 @@ public class Deobfuscator {
 			return "Enum";
 		}
 		String result = "";
-		if (cls.getAccessFlags().isAbstract()) {
+		if (cls.getAccessFlags().isInterface()) {
+			result += "Interface";
+		} else if (cls.getAccessFlags().isAbstract()) {
 			result += "Abstract";
 		}
 

jadx-core/src/main/java/jadx/core/dex/attributes/AFlag.java

@@ -25,6 +25,8 @@ public enum AFlag {
 	HIDDEN, // instruction used inside other instruction but not listed in args
 
 	DONT_RENAME, // do not rename during deobfuscation
+	FORCE_RAW_NAME, // force use of raw name instead alias
+
 	ADDED_TO_REGION,
 
 	EXC_TOP_SPLITTER,
@@ -80,6 +82,9 @@ public enum AFlag {
 	RERUN_SSA_TRANSFORM,
 
 	METHOD_CANDIDATE_FOR_INLINE,
+	USE_LINES_HINTS, // source lines info in methods can be trusted
+
+	DISABLE_BLOCKS_LOCK,
 
 	// Class processing flags
 	RESTART_CODEGEN, // codegen must be executed again

jadx-core/src/main/java/jadx/core/dex/attributes/AType.java

@@ -11,6 +11,7 @@ import jadx.core.dex.attributes.nodes.EnumMapAttr;
 import jadx.core.dex.attributes.nodes.FieldReplaceAttr;
 import jadx.core.dex.attributes.nodes.ForceReturnAttr;
 import jadx.core.dex.attributes.nodes.GenericInfoAttr;
+import jadx.core.dex.attributes.nodes.InlinedAttr;
 import jadx.core.dex.attributes.nodes.JadxCommentsAttr;
 import jadx.core.dex.attributes.nodes.JadxError;
 import jadx.core.dex.attributes.nodes.JumpInfo;
@@ -20,6 +21,7 @@ import jadx.core.dex.attributes.nodes.LoopLabelAttr;
 import jadx.core.dex.attributes.nodes.MethodBridgeAttr;
 import jadx.core.dex.attributes.nodes.MethodInlineAttr;
 import jadx.core.dex.attributes.nodes.MethodOverrideAttr;
+import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
 import jadx.core.dex.attributes.nodes.MethodTypeVarsAttr;
 import jadx.core.dex.attributes.nodes.PhiListAttr;
 import jadx.core.dex.attributes.nodes.RegDebugInfoAttr;
@@ -55,6 +57,7 @@ public final class AType<T extends IJadxAttribute> implements IJadxAttrType<T> {
 	public static final AType<EnumMapAttr> ENUM_MAP = new AType<>();
 	public static final AType<ClassTypeVarsAttr> CLASS_TYPE_VARS = new AType<>();
 	public static final AType<AnonymousClassAttr> ANONYMOUS_CLASS = new AType<>();
+	public static final AType<InlinedAttr> INLINED = new AType<>();
 
 	// field
 	public static final AType<FieldInitInsnAttr> FIELD_INIT_INSN = new AType<>();
@@ -63,11 +66,12 @@ public final class AType<T extends IJadxAttribute> implements IJadxAttrType<T> {
 	// method
 	public static final AType<LocalVarsDebugInfoAttr> LOCAL_VARS_DEBUG_INFO = new AType<>();
 	public static final AType<MethodInlineAttr> METHOD_INLINE = new AType<>();
+	public static final AType<MethodReplaceAttr> METHOD_REPLACE = new AType<>();
+	public static final AType<MethodBridgeAttr> BRIDGED_BY = new AType<>();
 	public static final AType<SkipMethodArgsAttr> SKIP_MTH_ARGS = new AType<>();
 	public static final AType<MethodOverrideAttr> METHOD_OVERRIDE = new AType<>();
 	public static final AType<MethodTypeVarsAttr> METHOD_TYPE_VARS = new AType<>();
 	public static final AType<AttrList<TryCatchBlockAttr>> TRY_BLOCKS_LIST = new AType<>();
-	public static final AType<MethodBridgeAttr> BRIDGED_BY = new AType<>();
 
 	// region
 	public static final AType<DeclareVariablesAttr> DECLARE_VARIABLES = new AType<>();

jadx-core/src/main/java/jadx/core/dex/attributes/ILineAttributeNode.java

@@ -5,10 +5,6 @@ public interface ILineAttributeNode {
 
 	void setSourceLine(int sourceLine);
 
-	int getDecompiledLine();
-
-	void setDecompiledLine(int line);
-
 	int getDefPosition();
 
 	void setDefPosition(int pos);

jadx-core/src/main/java/jadx/core/dex/attributes/nodes/InlinedAttr.java

@@ -0,0 +1,29 @@
+package jadx.core.dex.attributes.nodes;
+
+import jadx.api.plugins.input.data.attributes.IJadxAttrType;
+import jadx.api.plugins.input.data.attributes.IJadxAttribute;
+import jadx.core.dex.attributes.AType;
+import jadx.core.dex.nodes.ClassNode;
+
+public class InlinedAttr implements IJadxAttribute {
+
+	private final ClassNode inlineCls;
+
+	public InlinedAttr(ClassNode inlineCls) {
+		this.inlineCls = inlineCls;
+	}
+
+	public ClassNode getInlineCls() {
+		return inlineCls;
+	}
+
+	@Override
+	public IJadxAttrType<InlinedAttr> getAttrType() {
+		return AType.INLINED;
+	}
+
+	@Override
+	public String toString() {
+		return "INLINED: " + inlineCls;
+	}
+}

jadx-core/src/main/java/jadx/core/dex/attributes/nodes/JadxError.java

@@ -50,11 +50,7 @@ public class JadxError implements Comparable<JadxError> {
 	@Override
 	public String toString() {
 		StringBuilder str = new StringBuilder();
-		str.append("JadxError: ");
-		if (error != null) {
-			str.append(error);
-			str.append(' ');
-		}
+		str.append("JadxError: ").append(error).append(' ');
 		if (cause != null) {
 			str.append(cause.getClass());
 			str.append(':');

jadx-core/src/main/java/jadx/core/dex/attributes/nodes/LineAttrNode.java

@@ -7,21 +7,11 @@ public abstract class LineAttrNode extends AttrNode implements ILineAttributeNod
 
 	private int sourceLine;
 
-	private int decompiledLine;
-
-	// the position exactly where a node declared at in decompiled java code.
+	/**
+	 * Position where a node declared at in decompiled code
+	 */
 	private int defPosition;
 
-	@Override
-	public int getDefPosition() {
-		return this.defPosition;
-	}
-
-	@Override
-	public void setDefPosition(int defPosition) {
-		this.defPosition = defPosition;
-	}
-
 	@Override
 	public int getSourceLine() {
 		return sourceLine;
@@ -33,13 +23,13 @@ public abstract class LineAttrNode extends AttrNode implements ILineAttributeNod
 	}
 
 	@Override
-	public int getDecompiledLine() {
-		return decompiledLine;
+	public int getDefPosition() {
+		return this.defPosition;
 	}
 
 	@Override
-	public void setDecompiledLine(int decompiledLine) {
-		this.decompiledLine = decompiledLine;
+	public void setDefPosition(int defPosition) {
+		this.defPosition = defPosition;
 	}
 
 	public void addSourceLineFrom(LineAttrNode lineAttrNode) {
@@ -50,6 +40,6 @@ public abstract class LineAttrNode extends AttrNode implements ILineAttributeNod
 
 	public void copyLines(LineAttrNode lineAttrNode) {
 		setSourceLine(lineAttrNode.getSourceLine());
-		setDecompiledLine(lineAttrNode.getDecompiledLine());
+		setDefPosition(lineAttrNode.getDefPosition());
 	}
 }

jadx-core/src/main/java/jadx/core/dex/attributes/nodes/LoopInfo.java

@@ -91,6 +91,19 @@ public class LoopInfo {
 		this.parentLoop = parentLoop;
 	}
 
+	public boolean hasParent(LoopInfo searchLoop) {
+		LoopInfo parent = parentLoop;
+		while (true) {
+			if (parent == null) {
+				return false;
+			}
+			if (parent == searchLoop) {
+				return true;
+			}
+			parent = parent.getParentLoop();
+		}
+	}
+
 	@Override
 	public String toString() {
 		return "LOOP:" + id + ": " + start + "->" + end;

jadx-core/src/main/java/jadx/core/dex/attributes/nodes/MethodReplaceAttr.java

@@ -0,0 +1,31 @@
+package jadx.core.dex.attributes.nodes;
+
+import jadx.api.plugins.input.data.attributes.PinnedAttribute;
+import jadx.core.dex.attributes.AType;
+import jadx.core.dex.nodes.MethodNode;
+
+/**
+ * Calls of method should be replaced by provided method (used for synthetic methods redirect)
+ */
+public class MethodReplaceAttr extends PinnedAttribute {
+
+	private final MethodNode replaceMth;
+
+	public MethodReplaceAttr(MethodNode replaceMth) {
+		this.replaceMth = replaceMth;
+	}
+
+	public MethodNode getReplaceMth() {
+		return replaceMth;
+	}
+
+	@Override
+	public AType<MethodReplaceAttr> getAttrType() {
+		return AType.METHOD_REPLACE;
+	}
+
+	@Override
+	public String toString() {
+		return "REPLACED_BY: " + replaceMth;
+	}
+}

jadx-core/src/main/java/jadx/core/dex/info/ClassInfo.java

@@ -180,12 +180,12 @@ public final class ClassInfo implements Comparable<ClassInfo> {
 		return makeFullClsName(pkg, name, parentClass, false, true);
 	}
 
-	private String makeAliasFullName() {
+	public String makeAliasFullName() {
 		return makeFullClsName(getAliasPkg(), getAliasShortName(), parentClass, true, false);
 	}
 
-	private String makeAliasRawFullName() {
-		return makeFullClsName(pkg, name, parentClass, true, true);
+	public String makeAliasRawFullName() {
+		return makeFullClsName(getAliasPkg(), getAliasShortName(), parentClass, true, true);
 	}
 
 	public String getAliasFullPath() {

jadx-core/src/main/java/jadx/core/dex/instructions/IfNode.java

@@ -5,6 +5,7 @@ import java.util.List;
 import jadx.api.plugins.input.insns.InsnData;
 import jadx.core.dex.instructions.args.ArgType;
 import jadx.core.dex.instructions.args.InsnArg;
+import jadx.core.dex.instructions.args.LiteralArg;
 import jadx.core.dex.instructions.args.PrimitiveType;
 import jadx.core.dex.nodes.BlockNode;
 import jadx.core.dex.nodes.InsnNode;
@@ -70,6 +71,15 @@ public class IfNode extends GotoNode {
 		elseBlock = tmp;
 	}
 
+	/**
+	 * Change 'a != false' to 'a == true'
+	 */
+	public void normalize() {
+		if (getOp() == IfOp.NE && getArg(1).isFalse()) {
+			changeCondition(IfOp.EQ, getArg(0), LiteralArg.litTrue());
+		}
+	}
+
 	public void changeCondition(IfOp op, InsnArg arg1, InsnArg arg2) {
 		this.op = op;
 		setArg(0, arg1);

jadx-core/src/main/java/jadx/core/dex/instructions/args/ArgType.java

@@ -12,9 +12,9 @@ import org.jetbrains.annotations.TestOnly;
 
 import jadx.core.Consts;
 import jadx.core.dex.info.ClassInfo;
-import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.RootNode;
 import jadx.core.dex.visitors.typeinference.TypeCompareEnum;
+import jadx.core.utils.ListUtils;
 import jadx.core.utils.Utils;
 import jadx.core.utils.exceptions.JadxRuntimeException;
 
@@ -874,28 +874,37 @@ public abstract class ArgType {
 	}
 
 	public static ArgType tryToResolveClassAlias(RootNode root, ArgType type) {
-		if (!type.isObject() || type.isGenericType()) {
+		if (type.isGenericType()) {
 			return type;
 		}
+		if (type.isArray()) {
+			ArgType rootType = type.getArrayRootElement();
+			ArgType aliasType = tryToResolveClassAlias(root, rootType);
+			if (aliasType == rootType) {
+				return type;
+			}
+			return ArgType.array(aliasType, type.getArrayDimension());
+		}
+		if (type.isObject()) {
+			ArgType wildcardType = type.getWildcardType();
+			if (wildcardType != null) {
+				return new WildcardType(tryToResolveClassAlias(root, wildcardType), type.getWildcardBound());
+			}
+			ClassInfo clsInfo = ClassInfo.fromName(root, type.getObject());
+			ArgType baseType = clsInfo.hasAlias() ? ArgType.object(clsInfo.getAliasFullName()) : type;
+			if (!type.isGeneric()) {
+				return baseType;
+			}
+			List<ArgType> genericTypes = type.getGenericTypes();
+			if (genericTypes != null) {
+				return new GenericObject(baseType.getObject(), tryToResolveClassAlias(root, genericTypes));
+			}
+		}
+		return type;
+	}
 
-		ClassNode cls = root.resolveClass(type);
-		if (cls == null) {
-			return type;
-		}
-		ClassInfo clsInfo = cls.getClassInfo();
-		if (!clsInfo.hasAlias()) {
-			return type;
-		}
-		String aliasFullName = clsInfo.getAliasFullName();
-		if (type.isGeneric()) {
-			if (type instanceof GenericObject) {
-				return new GenericObject(aliasFullName, type.getGenericTypes());
-			}
-			if (type instanceof WildcardType) {
-				return new WildcardType(ArgType.object(aliasFullName), type.getWildcardBound());
-			}
-		}
-		return ArgType.object(aliasFullName);
+	public static List<ArgType> tryToResolveClassAlias(RootNode root, List<ArgType> types) {
+		return ListUtils.map(types, t -> tryToResolveClassAlias(root, t));
 	}
 
 	@Override

jadx-core/src/main/java/jadx/core/dex/instructions/args/CodeVar.java

@@ -4,7 +4,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-import jadx.api.data.annotations.VarRef;
+import jadx.api.metadata.annotations.VarNode;
 
 public class CodeVar {
 	private String name;
@@ -15,7 +15,7 @@ public class CodeVar {
 	private boolean isThis;
 	private boolean isDeclared;
 
-	private VarRef cachedVarRef; // set and used at codegen stage
+	private VarNode cachedVarNode; // set and used at codegen stage
 
 	public static CodeVar fromMthArg(RegisterArg mthArg, boolean linkRegister) {
 		CodeVar var = new CodeVar();
@@ -94,12 +94,12 @@ public class CodeVar {
 		isDeclared = declared;
 	}
 
-	public VarRef getCachedVarRef() {
-		return cachedVarRef;
+	public VarNode getCachedVarNode() {
+		return cachedVarNode;
 	}
 
-	public void setCachedVarRef(VarRef cachedVarRef) {
-		this.cachedVarRef = cachedVarRef;
+	public void setCachedVarNode(VarNode varNode) {
+		this.cachedVarNode = varNode;
 	}
 
 	/**

jadx-core/src/main/java/jadx/core/dex/instructions/args/SSAVar.java

@@ -192,6 +192,11 @@ public class SSAVar {
 		return usedInPhi;
 	}
 
+	public boolean isAssignInPhi() {
+		InsnNode assignInsn = getAssignInsn();
+		return assignInsn != null && assignInsn.getType() == InsnType.PHI;
+	}
+
 	public boolean isUsedInPhi() {
 		return usedInPhi != null && !usedInPhi.isEmpty();
 	}

jadx-core/src/main/java/jadx/core/dex/nodes/BlockNode.java

@@ -19,29 +19,59 @@ import static jadx.core.utils.Utils.lockList;
 
 public final class BlockNode extends AttrNode implements IBlock, Comparable<BlockNode> {
 
+	/**
+	 * Const ID
+	 */
+	private final int cid;
+
+	/**
+	 * ID linked to position in blocks list (easier to use BitSet)
+	 * TODO: rename to avoid confusion
+	 */
 	private int id;
+
+	/**
+	 * Offset in methods bytecode
+	 */
 	private final int startOffset;
+
 	private final List<InsnNode> instructions = new ArrayList<>(2);
 
 	private List<BlockNode> predecessors = new ArrayList<>(1);
 	private List<BlockNode> successors = new ArrayList<>(1);
 	private List<BlockNode> cleanSuccessors;
 
-	// all dominators
+	/**
+	 * All dominators, excluding self
+	 */
 	private BitSet doms = EmptyBitSet.EMPTY;
-	// dominance frontier
+
+	/**
+	 * Dominance frontier
+	 */
 	private BitSet domFrontier;
-	// immediate dominator
+
+	/**
+	 * Immediate dominator
+	 */
 	private BlockNode idom;
-	// blocks on which dominates this block
+
+	/**
+	 * Blocks on which dominates this block
+	 */
 	private List<BlockNode> dominatesOn = new ArrayList<>(3);
 
-	public BlockNode(int id, int offset) {
+	public BlockNode(int cid, int id, int offset) {
+		this.cid = cid;
 		this.id = id;
 		this.startOffset = offset;
 	}
 
-	public void setId(int id) {
+	public int getCId() {
+		return cid;
+	}
+
+	void setId(int id) {
 		this.id = id;
 	}
 
@@ -170,6 +200,10 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
 		return contains(AFlag.RETURN);
 	}
 
+	public boolean isEmpty() {
+		return instructions.isEmpty();
+	}
+
 	@Override
 	public int hashCode() {
 		return startOffset;
@@ -184,12 +218,12 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
 			return false;
 		}
 		BlockNode other = (BlockNode) obj;
-		return id == other.id && startOffset == other.startOffset;
+		return cid == other.cid && startOffset == other.startOffset;
 	}
 
 	@Override
 	public int compareTo(@NotNull BlockNode o) {
-		return Integer.compare(id, o.id);
+		return Integer.compare(cid, o.cid);
 	}
 
 	@Override
@@ -199,6 +233,6 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
 
 	@Override
 	public String toString() {
-		return "B:" + id + ':' + InsnUtils.formatOffset(startOffset);
+		return "B:" + cid + ':' + InsnUtils.formatOffset(startOffset);
 	}
 }

jadx-core/src/main/java/jadx/core/dex/nodes/ClassNode.java

@@ -16,9 +16,12 @@ import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import jadx.api.DecompilationMode;
 import jadx.api.ICodeCache;
 import jadx.api.ICodeInfo;
 import jadx.api.ICodeWriter;
+import jadx.api.JadxArgs;
+import jadx.api.impl.SimpleCodeInfo;
 import jadx.api.plugins.input.data.IClassData;
 import jadx.api.plugins.input.data.IFieldData;
 import jadx.api.plugins.input.data.IMethodData;
@@ -34,6 +37,7 @@ import jadx.core.Consts;
 import jadx.core.ProcessClass;
 import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.attributes.AType;
+import jadx.core.dex.attributes.nodes.InlinedAttr;
 import jadx.core.dex.attributes.nodes.NotificationAttrNode;
 import jadx.core.dex.info.AccessInfo;
 import jadx.core.dex.info.AccessInfo.AFType;
@@ -304,6 +308,26 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 		return decompile(true);
 	}
 
+	/**
+	 * WARNING: Slow operation! Use with caution!
+	 */
+	public ICodeInfo decompileWithMode(DecompilationMode mode) {
+		DecompilationMode baseMode = root.getArgs().getDecompilationMode();
+		if (mode == baseMode) {
+			return decompile(true);
+		}
+		JadxArgs args = root.getArgs();
+		try {
+			unload();
+			args.setDecompilationMode(mode);
+			ProcessClass process = new ProcessClass(args);
+			process.initPasses(root);
+			return process.generateCode(this);
+		} finally {
+			args.setDecompilationMode(baseMode);
+		}
+	}
+
 	public ICodeInfo getCode() {
 		return decompile(true);
 	}
@@ -351,12 +375,20 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 		String clsRawName = getRawName();
 		if (searchInCache) {
 			ICodeInfo code = codeCache.get(clsRawName);
-			if (code != null && code != ICodeInfo.EMPTY) {
+			if (code != ICodeInfo.EMPTY) {
 				return code;
 			}
 		}
-		ICodeInfo codeInfo = ProcessClass.generateCode(this);
-		codeCache.add(clsRawName, codeInfo);
+		ICodeInfo codeInfo;
+		try {
+			codeInfo = root.getProcessClasses().generateCode(this);
+		} catch (Throwable e) {
+			addError("Code generation failed", e);
+			codeInfo = new SimpleCodeInfo(Utils.getStackTrace(e));
+		}
+		if (codeInfo != ICodeInfo.EMPTY) {
+			codeCache.add(clsRawName, codeInfo);
+		}
 		return codeInfo;
 	}
 
@@ -437,6 +469,9 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 	}
 
 	public void addField(FieldNode fld) {
+		if (fields == null || fields.isEmpty()) {
+			fields = new ArrayList<>(1);
+		}
 		fields.add(fld);
 	}
 
@@ -611,6 +646,7 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 		if (inlinedClasses.isEmpty()) {
 			inlinedClasses = new ArrayList<>(5);
 		}
+		cls.addAttr(new InlinedAttr(this));
 		inlinedClasses.add(cls);
 	}
 
@@ -624,6 +660,10 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 		return contains(AType.ANONYMOUS_CLASS);
 	}
 
+	public boolean isSynthetic() {
+		return contains(AFlag.SYNTHETIC);
+	}
+
 	public boolean isInner() {
 		return parentClass != this;
 	}
@@ -793,6 +833,11 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
 		return clsData == null ? "synthetic" : clsData.getInputFileName();
 	}
 
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.CLASS;
+	}
+
 	@Override
 	public int hashCode() {
 		return clsInfo.hashCode();

jadx-core/src/main/java/jadx/core/dex/nodes/FieldNode.java

@@ -57,6 +57,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
 		return accFlags.isStatic();
 	}
 
+	public boolean isInstance() {
+		return !accFlags.isStatic();
+	}
+
 	public String getName() {
 		return fieldInfo.getName();
 	}
@@ -65,6 +69,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
 		return fieldInfo.getAlias();
 	}
 
+	public void rename(String alias) {
+		fieldInfo.setAlias(alias);
+	}
+
 	public ArgType getType() {
 		return type;
 	}
@@ -73,6 +81,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
 		return parentClass;
 	}
 
+	public ClassNode getTopParentClass() {
+		return parentClass.getTopParentClass();
+	}
+
 	public List<MethodNode> getUseIn() {
 		return useIn;
 	}
@@ -100,6 +112,11 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
 		return parentClass.root();
 	}
 
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.FIELD;
+	}
+
 	@Override
 	public int hashCode() {
 		return fieldInfo.hashCode();

jadx-core/src/main/java/jadx/core/dex/nodes/ICodeNode.java

@@ -1,9 +1,10 @@
 package jadx.core.dex.nodes;
 
+import jadx.api.metadata.ICodeNodeRef;
 import jadx.core.dex.attributes.IAttributeNode;
 import jadx.core.dex.info.AccessInfo;
 
-public interface ICodeNode extends IDexNode, IAttributeNode, IUsageInfoNode {
+public interface ICodeNode extends IDexNode, IAttributeNode, IUsageInfoNode, ICodeNodeRef {
 	AccessInfo getAccessFlags();
 
 	void setAccessFlags(AccessInfo newAccessFlags);

jadx-core/src/main/java/jadx/core/dex/nodes/InsnNode.java

@@ -264,21 +264,6 @@ public class InsnNode extends LineAttrNode {
 		}
 	}
 
-	public boolean canReorderRecursive() {
-		if (!canReorder()) {
-			return false;
-		}
-		for (InsnArg arg : this.getArguments()) {
-			if (arg.isInsnWrap()) {
-				InsnNode wrapInsn = ((InsnWrapArg) arg).getWrapInsn();
-				if (!wrapInsn.canReorderRecursive()) {
-					return false;
-				}
-			}
-		}
-		return true;
-	}
-
 	public boolean containsWrappedInsn() {
 		for (InsnArg arg : this.getArguments()) {
 			if (arg.isInsnWrap()) {

jadx-core/src/main/java/jadx/core/dex/nodes/MethodNode.java

@@ -61,6 +61,7 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
 	private List<RegisterArg> argsList;
 	private InsnNode[] instructions;
 	private List<BlockNode> blocks;
+	private int blocksMaxCId;
 	private BlockNode enterBlock;
 	private BlockNode exitBlock;
 	private List<SSAVar> sVars;
@@ -316,6 +317,19 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
 		return blocks;
 	}
 
+	public void setBasicBlocks(List<BlockNode> blocks) {
+		this.blocks = blocks;
+		int i = 0;
+		for (BlockNode block : blocks) {
+			block.setId(i);
+			i++;
+		}
+	}
+
+	public int getNextBlockCId() {
+		return blocksMaxCId++;
+	}
+
 	public BlockNode getEnterBlock() {
 		return enterBlock;
 	}
@@ -336,6 +350,14 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
 		return exitBlock.getPredecessors();
 	}
 
+	public boolean isPreExitBlocks(BlockNode block) {
+		List<BlockNode> successors = block.getSuccessors();
+		if (successors.size() == 1) {
+			return successors.get(0).equals(exitBlock);
+		}
+		return exitBlock.getPredecessors().contains(block);
+	}
+
 	public void registerLoop(LoopInfo loop) {
 		if (loops.isEmpty()) {
 			loops = new ArrayList<>(5);
@@ -453,6 +475,10 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
 		return regsCount;
 	}
 
+	public int getArgsStartReg() {
+		return argsStartReg;
+	}
+
 	public SSAVar makeNewSVar(@NotNull RegisterArg assignArg) {
 		int regNum = assignArg.getRegNum();
 		return makeNewSVar(regNum, getNextSVarVersion(regNum), assignArg);
@@ -584,6 +610,11 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
 		this.useIn = useIn;
 	}
 
+	@Override
+	public AnnType getAnnType() {
+		return AnnType.METHOD;
+	}
+
 	@Override
 	public int hashCode() {
 		return mthInfo.hashCode();

jadx-core/src/main/java/jadx/core/dex/nodes/RootNode.java

@@ -22,6 +22,7 @@ import jadx.api.data.ICodeData;
 import jadx.api.plugins.input.data.IClassData;
 import jadx.api.plugins.input.data.ILoadResult;
 import jadx.core.Jadx;
+import jadx.core.ProcessClass;
 import jadx.core.clsp.ClspGraph;
 import jadx.core.dex.info.ClassInfo;
 import jadx.core.dex.info.ConstStorage;
@@ -41,7 +42,8 @@ import jadx.core.utils.StringUtils;
 import jadx.core.utils.Utils;
 import jadx.core.utils.android.AndroidResourcesUtils;
 import jadx.core.utils.exceptions.JadxRuntimeException;
-import jadx.core.xmlgen.ResTableParser;
+import jadx.core.xmlgen.IResParser;
+import jadx.core.xmlgen.ResDecoder;
 import jadx.core.xmlgen.ResourceStorage;
 import jadx.core.xmlgen.entry.ResourceEntry;
 import jadx.core.xmlgen.entry.ValuesParser;
@@ -51,9 +53,9 @@ public class RootNode {
 
 	private final JadxArgs args;
 	private final List<IDexTreeVisitor> preDecompilePasses;
-	private final List<IDexTreeVisitor> passes;
 	private final List<ICodeDataUpdateListener> codeDataUpdateListeners = new ArrayList<>();
 
+	private final ProcessClass processClasses;
 	private final ErrorsCounter errorsCounter = new ErrorsCounter();
 	private final StringUtils stringUtils;
 	private final ConstStorage constValues;
@@ -76,7 +78,7 @@ public class RootNode {
 	public RootNode(JadxArgs args) {
 		this.args = args;
 		this.preDecompilePasses = Jadx.getPreDecompilePassesList();
-		this.passes = Jadx.getPassesList(args);
+		this.processClasses = new ProcessClass(this.getArgs());
 		this.stringUtils = new StringUtils(args);
 		this.constValues = new ConstStorage(args);
 		this.typeUpdate = new TypeUpdate(this);
@@ -114,21 +116,25 @@ public class RootNode {
 	}
 
 	private void addDummyClass(IClassData classData, Exception exc) {
-		String typeStr = classData.getType();
-		String name = null;
 		try {
-			ClassInfo clsInfo = ClassInfo.fromName(this, typeStr);
-			if (clsInfo != null) {
-				name = clsInfo.getShortName();
+			String typeStr = classData.getType();
+			String name = null;
+			try {
+				ClassInfo clsInfo = ClassInfo.fromName(this, typeStr);
+				if (clsInfo != null) {
+					name = clsInfo.getShortName();
+				}
+			} catch (Exception e) {
+				LOG.error("Failed to get name for class with type {}", typeStr, e);
 			}
-		} catch (Exception e) {
-			LOG.error("Failed to get name for class with type {}", typeStr, e);
+			if (name == null || name.isEmpty()) {
+				name = "CLASS_" + typeStr;
+			}
+			ClassNode clsNode = ClassNode.addSyntheticClass(this, name, classData.getAccessFlags());
+			ErrorsCounter.error(clsNode, "Load error", exc);
+		} catch (Exception innerExc) {
+			LOG.error("Failed to load class from file: {}", classData.getInputFileName(), exc);
 		}
-		if (name == null || name.isEmpty()) {
-			name = "CLASS_" + typeStr;
-		}
-		ClassNode clsNode = ClassNode.addSyntheticClass(this, name, classData.getAccessFlags());
-		ErrorsCounter.error(clsNode, "Load error", exc);
 	}
 
 	private static void markDuplicatedClasses(List<ClassNode> classes) {
@@ -158,23 +164,13 @@ public class RootNode {
 	}
 
 	public void loadResources(List<ResourceFile> resources) {
-		ResourceFile arsc = null;
-		for (ResourceFile rf : resources) {
-			if (rf.getType() == ResourceType.ARSC) {
-				arsc = rf;
-				break;
-			}
-		}
+		ResourceFile arsc = getResourceFile(resources);
 		if (arsc == null) {
 			LOG.debug("'.arsc' file not found");
 			return;
 		}
 		try {
-			ResTableParser parser = ResourcesLoader.decodeStream(arsc, (size, is) -> {
-				ResTableParser tableParser = new ResTableParser(this);
-				tableParser.decode(is);
-				return tableParser;
-			});
+			IResParser parser = ResourcesLoader.decodeStream(arsc, (size, is) -> ResDecoder.decode(this, arsc, is));
 			if (parser != null) {
 				processResources(parser.getResStorage());
 				updateObfuscatedFiles(parser, resources);
@@ -184,6 +180,15 @@ public class RootNode {
 		}
 	}
 
+	private @Nullable ResourceFile getResourceFile(List<ResourceFile> resources) {
+		for (ResourceFile rf : resources) {
+			if (rf.getType() == ResourceType.ARSC) {
+				return rf;
+			}
+		}
+		return null;
+	}
+
 	public void processResources(ResourceStorage resStorage) {
 		constValues.setResourcesNames(resStorage.getResourcesNames());
 		appPackage = resStorage.getAppPackage();
@@ -204,7 +209,7 @@ public class RootNode {
 		}
 	}
 
-	private void updateObfuscatedFiles(ResTableParser parser, List<ResourceFile> resources) {
+	private void updateObfuscatedFiles(IResParser parser, List<ResourceFile> resources) {
 		if (args.isSkipResources()) {
 			return;
 		}
@@ -264,6 +269,7 @@ public class RootNode {
 	public void runPreDecompileStage() {
 		boolean debugEnabled = LOG.isDebugEnabled();
 		for (IDexTreeVisitor pass : preDecompilePasses) {
+			Utils.checkThreadInterrupt();
 			long start = debugEnabled ? System.currentTimeMillis() : 0;
 			try {
 				pass.init(this);
@@ -460,18 +466,16 @@ public class RootNode {
 		return null;
 	}
 
+	public ProcessClass getProcessClasses() {
+		return processClasses;
+	}
+
 	public List<IDexTreeVisitor> getPasses() {
-		return passes;
+		return processClasses.getPasses();
 	}
 
 	public void initPasses() {
-		for (IDexTreeVisitor pass : passes) {
-			try {
-				pass.init(this);
-			} catch (Exception e) {
-				LOG.error("Visitor init failed: {}", pass.getClass().getSimpleName(), e);
-			}
-		}
+		processClasses.initPasses(this);
 	}
 
 	public ICodeWriter makeCodeWriter() {

jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java

@@ -45,6 +45,15 @@ public class MethodUtils {
 		return root.getClsp().getMethodDetails(callMth);
 	}
 
+	@Nullable
+	public MethodNode resolveMethod(BaseInvokeNode invokeNode) {
+		IMethodDetails methodDetails = getMethodDetails(invokeNode);
+		if (methodDetails instanceof MethodNode) {
+			return ((MethodNode) methodDetails);
+		}
+		return null;
+	}
+
 	/**
 	 * Search methods with same name and args count in class hierarchy starting from {@code startCls}
 	 * Beware {@code startCls} can be different from {@code mthInfo.getDeclClass()}

jadx-core/src/main/java/jadx/core/dex/regions/conditions/Compare.java

@@ -4,7 +4,6 @@ import jadx.core.dex.attributes.AFlag;
 import jadx.core.dex.instructions.IfNode;
 import jadx.core.dex.instructions.IfOp;
 import jadx.core.dex.instructions.args.InsnArg;
-import jadx.core.dex.instructions.args.LiteralArg;
 
 public final class Compare {
 	private final IfNode insn;
@@ -35,13 +34,8 @@ public final class Compare {
 		return this;
 	}
 
-	/**
-	 * Change 'a != false' to 'a == true'
-	 */
 	public void normalize() {
-		if (getOp() == IfOp.NE && getB().isFalse()) {
-			insn.changeCondition(IfOp.EQ, getA(), LiteralArg.litTrue());
-		}
+		insn.normalize();
 	}
 
 	@Override

jadx-core/src/main/java/jadx/core/dex/regions/conditions/IfCondition.java

@@ -278,6 +278,16 @@ public final class IfCondition extends AttrNode {
 		return list;
 	}
 
+	public int getSourceLine() {
+		for (InsnNode insn : collectInsns()) {
+			int line = insn.getSourceLine();
+			if (line != 0) {
+				return line;
+			}
+		}
+		return 0;
+	}
+
 	@Nullable
 	public InsnNode getFirstInsn() {
 		if (mode == Mode.COMPARE) {

jadx-core/src/main/java/jadx/core/dex/regions/loops/LoopRegion.java

@@ -49,6 +49,10 @@ public final class LoopRegion extends ConditionRegion {
 		return header;
 	}
 
+	public boolean isEndless() {
+		return header == null;
+	}
+
 	public IRegion getBody() {
 		return body;
 	}

jadx-core/src/main/java/jadx/core/dex/trycatch/ExceptionHandler.java

@@ -14,9 +14,9 @@ import jadx.core.dex.instructions.args.ArgType;
 import jadx.core.dex.instructions.args.InsnArg;
 import jadx.core.dex.nodes.BlockNode;
 import jadx.core.dex.nodes.IContainer;
+import jadx.core.dex.nodes.MethodNode;
 import jadx.core.utils.InsnUtils;
 import jadx.core.utils.Utils;
-import jadx.core.utils.exceptions.JadxRuntimeException;
 
 public class ExceptionHandler {
 
@@ -33,9 +33,14 @@ public class ExceptionHandler {
 
 	private boolean removed = false;
 
-	public ExceptionHandler(int addr, @Nullable ClassInfo type) {
+	public static ExceptionHandler build(MethodNode mth, int addr, @Nullable ClassInfo type) {
+		ExceptionHandler eh = new ExceptionHandler(addr);
+		eh.addCatchType(mth, type);
+		return eh;
+	}
+
+	private ExceptionHandler(int addr) {
 		this.handlerOffset = addr;
-		addCatchType(type);
 	}
 
 	/**
@@ -43,7 +48,7 @@ public class ExceptionHandler {
 	 *
 	 * @param type - null for 'all' or 'Throwable' handler
 	 */
-	public boolean addCatchType(@Nullable ClassInfo type) {
+	public boolean addCatchType(MethodNode mth, @Nullable ClassInfo type) {
 		if (type != null) {
 			if (catchTypes.contains(type)) {
 				return false;
@@ -51,14 +56,16 @@ public class ExceptionHandler {
 			return catchTypes.add(type);
 		}
 		if (!this.catchTypes.isEmpty()) {
-			throw new JadxRuntimeException("Null type added to not empty exception handler: " + this);
+			mth.addDebugComment("Throwable added to exception handler: '" + catchTypeStr() + "', keep only Throwable");
+			catchTypes.clear();
+			return true;
 		}
 		return false;
 	}
 
-	public void addCatchTypes(Collection<ClassInfo> types) {
+	public void addCatchTypes(MethodNode mth, Collection<ClassInfo> types) {
 		for (ClassInfo type : types) {
-			addCatchType(type);
+			addCatchType(mth, type);
 		}
 	}
 

jadx-core/src/main/java/jadx/core/dex/trycatch/TryCatchBlockAttr.java

@@ -60,6 +60,10 @@ public class TryCatchBlockAttr implements IJadxAttribute {
 		return throwFound;
 	}
 
+	public int getId() {
+		return id;
+	}
+
 	public List<ExceptionHandler> getHandlers() {
 		return handlers;
 	}

jadx-core/src/main/java/jadx/core/dex/visitors/AttachTryCatchVisitor.java

@@ -133,7 +133,7 @@ public class AttachTryCatchVisitor extends AbstractVisitor {
 			ExcHandlerAttr excHandlerAttr = insn.get(AType.EXC_HANDLER);
 			if (excHandlerAttr != null) {
 				ExceptionHandler handler = excHandlerAttr.getHandler();
-				if (handler.addCatchType(type)) {
+				if (handler.addCatchType(mth, type)) {
 					// exist handler updated (assume from same try block) - don't add again
 					return null;
 				}
@@ -143,7 +143,7 @@ public class AttachTryCatchVisitor extends AbstractVisitor {
 		} else {
 			insn = insertNOP(insnByOffset, handlerOffset);
 		}
-		ExceptionHandler handler = new ExceptionHandler(handlerOffset, type);
+		ExceptionHandler handler = ExceptionHandler.build(mth, handlerOffset, type);
 		mth.addExceptionHandler(handler);
 		insn.addAttr(new ExcHandlerAttr(handler));
 		return handler;

jadx-core/src/main/java/jadx/core/dex/visitors/ClassModifier.java

@@ -10,7 +10,9 @@ import java.util.Objects;
 import jadx.api.plugins.input.data.AccessFlags;
 import jadx.core.Consts;
 import jadx.core.dex.attributes.AFlag;
+import jadx.core.dex.attributes.AType;
 import jadx.core.dex.attributes.nodes.FieldReplaceAttr;
+import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
 import jadx.core.dex.attributes.nodes.SkipMethodArgsAttr;
 import jadx.core.dex.info.AccessInfo;
 import jadx.core.dex.info.ClassInfo;
@@ -31,6 +33,7 @@ import jadx.core.dex.nodes.ClassNode;
 import jadx.core.dex.nodes.FieldNode;
 import jadx.core.dex.nodes.InsnNode;
 import jadx.core.dex.nodes.MethodNode;
+import jadx.core.dex.visitors.usage.UsageInfoVisitor;
 import jadx.core.utils.BlockUtils;
 import jadx.core.utils.InsnRemover;
 import jadx.core.utils.exceptions.JadxException;
@@ -155,7 +158,7 @@ public class ClassModifier extends AbstractVisitor {
 			return;
 		}
 		// remove synthetic constructor for inner classes
-		if (af.isConstructor()) {
+		if (mth.isConstructor() && mth.contains(AFlag.METHOD_CANDIDATE_FOR_INLINE)) {
 			InsnNode insn = BlockUtils.getOnlyOneInsnFromMth(mth);
 			if (insn != null) {
 				List<RegisterArg> args = mth.getArgRegs();
@@ -210,13 +213,20 @@ public class ClassModifier extends AbstractVisitor {
 						SkipMethodArgsAttr.skipArg(mth, i);
 					}
 				}
-				mth.add(AFlag.DONT_GENERATE);
+				MethodInfo callMth = constr.getCallMth();
+				MethodNode callMthNode = cls.root().resolveMethod(callMth);
+				if (callMthNode != null) {
+					mth.addAttr(new MethodReplaceAttr(callMthNode));
+					mth.add(AFlag.DONT_GENERATE);
+					// code generation order should be already fixed for marked methods
+					UsageInfoVisitor.replaceMethodUsage(callMthNode, mth);
+				}
 			}
 		}
 	}
 
 	private static boolean removeBridgeMethod(ClassNode cls, MethodNode mth) {
-		if (cls.root().getArgs().isRenameValid()) {
+		if (cls.root().getArgs().isInlineMethods()) { // simple wrapper remove is same as inline
 			List<InsnNode> allInsns = BlockUtils.collectAllInsns(mth.getBasicBlocks());
 			if (allInsns.size() == 1) {
 				InsnNode wrappedInsn = allInsns.get(0);
@@ -226,12 +236,10 @@ public class ClassModifier extends AbstractVisitor {
 						wrappedInsn = ((InsnWrapArg) arg).getWrapInsn();
 					}
 				}
-				if (checkSyntheticWrapper(mth, wrappedInsn)) {
-					return true;
-				}
+				return checkSyntheticWrapper(mth, wrappedInsn);
 			}
 		}
-		return !isMethodUnique(cls, mth);
+		return false;
 	}
 
 	private static boolean checkSyntheticWrapper(MethodNode mth, InsnNode insn) {
@@ -274,6 +282,9 @@ public class ClassModifier extends AbstractVisitor {
 		if (!Objects.equals(wrappedMth.getAlias(), alias)) {
 			wrappedMth.getMethodInfo().setAlias(alias);
 		}
+		wrappedMth.addAttr(new MethodReplaceAttr(mth));
+		wrappedMth.copyAttributeFrom(mth, AType.METHOD_OVERRIDE);
+		wrappedMth.addDebugComment("Method merged with bridge method");
 		return true;
 	}
 
@@ -290,20 +301,6 @@ public class ClassModifier extends AbstractVisitor {
 		return false;
 	}
 
-	private static boolean isMethodUnique(ClassNode cls, MethodNode mth) {
-		MethodInfo mi = mth.getMethodInfo();
-		for (MethodNode otherMth : cls.getMethods()) {
-			if (otherMth != mth) {
-				MethodInfo omi = otherMth.getMethodInfo();
-				if (omi.getName().equals(mi.getName())
-						&& Objects.equals(omi.getArgumentsTypes(), mi.getArgumentsTypes())) {
-					return false;
-				}
-			}
-		}
-		return true;
-	}
-
 	/**
 	 * Remove public empty constructors (static or default)
 	 */

jadx-core/src/main/java/jadx/core/dex/visitors/DotGraphVisitor.java

@@ -100,7 +100,7 @@ public class DotGraphVisitor extends AbstractVisitor {
 					if (insnArr == null) {
 						return;
 					}
-					BlockNode block = new BlockNode(0, 0);
+					BlockNode block = new BlockNode(0, 0, 0);
 					List<InsnNode> insnList = block.getInstructions();
 					for (InsnNode insn : insnArr) {
 						if (insn != null) {
@@ -199,7 +199,7 @@ public class DotGraphVisitor extends AbstractVisitor {
 				dot.add("color=red,");
 			}
 			dot.add("label=\"{");
-			dot.add(String.valueOf(block.getId())).add("\\:\\ ");
+			dot.add(String.valueOf(block.getCId())).add("\\:\\ ");
 			dot.add(InsnUtils.formatOffset(block.getStartOffset()));
 			if (!attrs.isEmpty()) {
 				dot.add('|').add(attrs);
@@ -230,10 +230,10 @@ public class DotGraphVisitor extends AbstractVisitor {
 
 			if (PRINT_DOMINATORS) {
 				for (BlockNode c : block.getDominatesOn()) {
-					conn.startLine(block.getId() + " -> " + c.getId() + "[color=green];");
+					conn.startLine(block.getCId() + " -> " + c.getCId() + "[color=green];");
 				}
 				for (BlockNode dom : BlockUtils.bitSetToBlocks(mth, block.getDomFrontier())) {
-					conn.startLine("f_" + block.getId() + " -> f_" + dom.getId() + "[color=blue];");
+					conn.startLine("f_" + block.getCId() + " -> f_" + dom.getCId() + "[color=blue];");
 				}
 			}
 		}
@@ -273,7 +273,7 @@ public class DotGraphVisitor extends AbstractVisitor {
 		private String makeName(IContainer c) {
 			String name;
 			if (c instanceof BlockNode) {
-				name = "Node_" + ((BlockNode) c).getId();
+				name = "Node_" + ((BlockNode) c).getCId();
 			} else if (c instanceof IBlock) {
 				name = "Node_" + c.getClass().getSimpleName() + '_' + c.hashCode();
 			} else {