core: change jadx args api for easier processing and validation

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

@@ -1,12 +1,9 @@
 package jadx.cli;
 
-import java.io.File;
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import jadx.api.JadxDecompiler;
-import jadx.core.utils.exceptions.JadxException;
 
 public class JadxCLI {
 	private static final Logger LOG = LoggerFactory.getLogger(JadxCLI.class);
@@ -14,7 +11,7 @@ public class JadxCLI {
 	public static void main(String[] args) {
 		try {
 			JadxCLIArgs jadxArgs = new JadxCLIArgs();
-			if (processArgs(jadxArgs, args)) {
+			if (jadxArgs.processArgs(args)) {
 				processAndSave(jadxArgs);
 			}
 		} catch (Exception e) {
@@ -23,10 +20,9 @@ public class JadxCLI {
 		}
 	}
 
-	static void processAndSave(JadxCLIArgs jadxArgs) throws JadxException {
-		JadxDecompiler jadx = new JadxDecompiler(jadxArgs);
-		jadx.setOutputDir(jadxArgs.getOutDir());
-		jadx.loadFiles(jadxArgs.getInput());
+	static void processAndSave(JadxCLIArgs inputArgs) {
+		JadxDecompiler jadx = new JadxDecompiler(inputArgs.toJadxArgs());
+		jadx.load();
 		jadx.save();
 		if (jadx.getErrorsCount() != 0) {
 			jadx.printErrorsReport();
@@ -35,34 +31,4 @@ public class JadxCLI {
 			LOG.info("done");
 		}
 	}
-
-	static boolean processArgs(JadxCLIArgs jadxArgs, String[] args) throws JadxException {
-		if (!jadxArgs.processArgs(args)) {
-			return false;
-		}
-		if (jadxArgs.getInput().isEmpty()) {
-			LOG.error("Please specify input file");
-			jadxArgs.printUsage();
-			return false;
-		}
-		File outputDir = jadxArgs.getOutDir();
-		if (outputDir == null) {
-			String outDirName;
-			File file = jadxArgs.getInput().get(0);
-			String name = file.getName();
-			int pos = name.lastIndexOf('.');
-			if (pos != -1) {
-				outDirName = name.substring(0, pos);
-			} else {
-				outDirName = name + "-jadx-out";
-			}
-			LOG.info("output directory: {}", outDirName);
-			outputDir = new File(outDirName);
-			jadxArgs.setOutputDir(outputDir);
-		}
-		if (outputDir.exists() && !outputDir.isDirectory()) {
-			throw new JadxException("Output directory exists as file " + outputDir);
-		}
-		return true;
-	}
 }