core: omit redundant brackets in case blocks

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

@@ -146,7 +146,7 @@ public class InsnGen {
 
 	private String sfield(FieldInfo field) {
 		String thisClass = mth.getParentClass().getFullName();
-		if (field.getDeclClass().getFullName().equals(thisClass)) {
+		if (thisClass.startsWith(field.getDeclClass().getFullName())) {
 			return field.getName();
 		} else {
 			return useClass(field.getDeclClass()) + '.' + field.getName();

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

@@ -234,7 +234,6 @@ public class RegionGen extends InsnGen {
 		SwitchNode insn = (SwitchNode) sw.getHeader().getInstructions().get(0);
 		InsnArg arg = insn.getArg(0);
 		code.startLine("switch(").add(arg(arg)).add(") {");
-		code.incIndent();
 
 		int size = sw.getKeys().size();
 		for (int i = 0; i < size; i++) {
@@ -256,13 +255,12 @@ public class RegionGen extends InsnGen {
 			code.startLine("default:");
 			makeCaseBlock(sw.getDefaultCase(), code);
 		}
-		code.decIndent();
+
 		code.startLine('}');
 		return code;
 	}
 
 	private void makeCaseBlock(IContainer c, CodeWriter code) throws CodegenException {
-		code.add(" {");
 		if (RegionUtils.notEmpty(c)) {
 			makeRegionIndent(code, c);
 			if (RegionUtils.hasExitEdge(c)) {
@@ -271,7 +269,6 @@ public class RegionGen extends InsnGen {
 		} else {
 			code.startLine(1, "break;");
 		}
-		code.startLine('}');
 	}
 
 	private void makeTryCatch(IContainer region, TryCatchBlock tryCatchBlock, CodeWriter code)
@@ -312,12 +309,13 @@ public class RegionGen extends InsnGen {
 		}
 	}
 
+	// FIXME: !!code from InsnGen.sfield
 	private String sfield(FieldInfo field) {
 		String thisClass = mth.getParentClass().getFullName();
-		if (field.getDeclClass().getFullName().equals(thisClass)) {
+		if (thisClass.startsWith(field.getDeclClass().getFullName())) {
 			return field.getName();
 		} else {
 			return useClass(field.getDeclClass()) + '.' + field.getName();
 		}
 	}
-}
+}