cleanup (final)

GitOrigin-RevId: 69b73056f0c524ad7b6e7c5c2b3a4b58f64feed9

src/org/jetbrains/java/decompiler/code/interpreter/InstructionImpact.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.code.interpreter;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -12,7 +12,7 @@ import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
 import org.jetbrains.java.decompiler.struct.gen.VarType;
 import org.jetbrains.java.decompiler.util.ListStack;
 
-public class InstructionImpact {
+public final class InstructionImpact {
 
   // {read, write}
   private static final int[][][] stack_impact = {

src/org/jetbrains/java/decompiler/main/AssertProcessor.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.main;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -21,7 +21,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-public class AssertProcessor {
+public final class AssertProcessor {
 
   private static final VarType CLASS_ASSERTION_ERROR = new VarType(CodeConstants.TYPE_OBJECT, 0, "java/lang/AssertionError");
 

src/org/jetbrains/java/decompiler/main/ClassReference14Processor.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.main;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -22,7 +22,7 @@ import org.jetbrains.java.decompiler.util.VBStyleCollection;
 import java.util.*;
 import java.util.Map.Entry;
 
-public class ClassReference14Processor {
+public final class ClassReference14Processor {
   private static final ExitExprent BODY_EXPR;
   private static final ExitExprent HANDLER_EXPR;
 

src/org/jetbrains/java/decompiler/main/EnumProcessor.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.main;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -13,7 +13,7 @@ import org.jetbrains.java.decompiler.struct.StructField;
 import org.jetbrains.java.decompiler.struct.StructMethod;
 import org.jetbrains.java.decompiler.util.InterpreterUtil;
 
-public class EnumProcessor {
+public final class EnumProcessor {
   public static void clearEnum(ClassWrapper wrapper) {
     StructClass cl = wrapper.getClassStruct();
 

src/org/jetbrains/java/decompiler/main/InitializerProcessor.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.main;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -18,7 +18,7 @@ import org.jetbrains.java.decompiler.util.InterpreterUtil;
 import java.util.ArrayList;
 import java.util.List;
 
-public class InitializerProcessor {
+public final class InitializerProcessor {
   public static void extractInitializers(ClassWrapper wrapper) {
     MethodWrapper method = wrapper.getMethodWrapper(CodeConstants.CLINIT_NAME, "()V");
     if (method != null && method.root != null) {  // successfully decompiled static constructor

src/org/jetbrains/java/decompiler/modules/code/DeadCodeHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.code;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -13,7 +13,7 @@ import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences;
 
 import java.util.*;
 
-public class DeadCodeHelper {
+public final class DeadCodeHelper {
 
   public static void removeDeadBlocks(ControlFlowGraph graph) {
 

src/org/jetbrains/java/decompiler/modules/decompiler/ClasspathHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
@@ -9,7 +9,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 
-public class ClasspathHelper {
+public final class ClasspathHelper {
 
   private static final Map<String, Method> METHOD_CACHE = Collections.synchronizedMap(new HashMap<>());
 

src/org/jetbrains/java/decompiler/modules/decompiler/ClearStructHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.stats.RootStatement;
@@ -7,7 +7,7 @@ import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
 import java.util.LinkedList;
 
 
-public class ClearStructHelper {
+public final class ClearStructHelper {
 
   public static void clearStatements(RootStatement root) {
 

src/org/jetbrains/java/decompiler/modules/decompiler/ConcatenationHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -13,7 +13,7 @@ import java.util.Arrays;
 import java.util.List;
 import java.util.Set;
 
-public class ConcatenationHelper {
+public final class ConcatenationHelper {
 
   private static final String builderClass = "java/lang/StringBuilder";
   private static final String bufferClass = "java/lang/StringBuffer";

src/org/jetbrains/java/decompiler/modules/decompiler/DecHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.exps.Exprent;
@@ -10,7 +10,7 @@ import java.util.List;
 import java.util.Set;
 
 
-public class DecHelper {
+public final class DecHelper {
 
   public static boolean checkStatementExceptions(List<? extends Statement> lst) {
 

src/org/jetbrains/java/decompiler/modules/decompiler/DomHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.cfg.BasicBlock;
@@ -16,7 +16,7 @@ import org.jetbrains.java.decompiler.util.VBStyleCollection;
 
 import java.util.*;
 
-public class DomHelper {
+public final class DomHelper {
 
 
   private static RootStatement graphToStatement(ControlFlowGraph graph) {

src/org/jetbrains/java/decompiler/modules/decompiler/ExitHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.cfg.BasicBlock;
@@ -13,7 +13,7 @@ import java.util.Arrays;
 import java.util.List;
 import java.util.Set;
 
-public class ExitHelper {
+public final class ExitHelper {
   public static boolean condenseExits(RootStatement root) {
     int changed = integrateExits(root);
 

src/org/jetbrains/java/decompiler/modules/decompiler/IdeaNotNullHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -14,7 +14,7 @@ import org.jetbrains.java.decompiler.struct.gen.MethodDescriptor;
 
 import java.util.List;
 
-public class IdeaNotNullHelper {
+public final class IdeaNotNullHelper {
 
 
   public static boolean removeHardcodedChecks(Statement root, StructMethod mt) {

src/org/jetbrains/java/decompiler/modules/decompiler/IfHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.exps.Exprent;
@@ -11,7 +11,7 @@ import org.jetbrains.java.decompiler.modules.decompiler.stats.Statement;
 
 import java.util.*;
 
-public class IfHelper {
+public final class IfHelper {
   public static boolean mergeAllIfs(RootStatement root) {
     boolean res = mergeAllIfsRec(root, new HashSet<>());
     if (res) {

src/org/jetbrains/java/decompiler/modules/decompiler/InlineSingleBlockHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.stats.*;
@@ -7,7 +7,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 
-public class InlineSingleBlockHelper {
+public final class InlineSingleBlockHelper {
 
 
   public static boolean inlineSingleBlocks(RootStatement root) {

src/org/jetbrains/java/decompiler/modules/decompiler/LabelHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.exps.Exprent;
@@ -8,7 +8,7 @@ import java.util.*;
 import java.util.Map.Entry;
 
 
-public class LabelHelper {
+public final class LabelHelper {
 
 
   public static void cleanUpEdges(RootStatement root) {

src/org/jetbrains/java/decompiler/modules/decompiler/LoopExtractHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.modules.decompiler.stats.DoStatement;
@@ -11,7 +11,7 @@ import java.util.Arrays;
 import java.util.Set;
 
 
-public class LoopExtractHelper {
+public final class LoopExtractHelper {
 
 
   public static boolean extractLoops(Statement root) {

src/org/jetbrains/java/decompiler/modules/decompiler/MergeHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.cfg.BasicBlock;
@@ -12,7 +12,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 
-public class MergeHelper {
+public final class MergeHelper {
   public static void enhanceLoops(Statement root) {
     while (enhanceLoopsRec(root)) /**/;
     SequenceHelper.condenseSequences(root);

src/org/jetbrains/java/decompiler/modules/decompiler/SecondaryFunctionsHelper.java

@@ -16,7 +16,7 @@ import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 
-public class SecondaryFunctionsHelper {
+public final class SecondaryFunctionsHelper {
 
   private static final int[] funcsnot = new int[]{
     FunctionExprent.FUNCTION_NE,

src/org/jetbrains/java/decompiler/modules/decompiler/SequenceHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.cfg.BasicBlock;
@@ -13,7 +13,7 @@ import java.util.HashSet;
 import java.util.List;
 
 
-public class SequenceHelper {
+public final class SequenceHelper {
 
 
   public static void condenseSequences(Statement root) {

src/org/jetbrains/java/decompiler/modules/decompiler/SwitchHelper.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -14,7 +14,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-public class SwitchHelper {
+public final class SwitchHelper {
   public static void simplify(SwitchStatement switchStatement) {
     SwitchExprent switchExprent = (SwitchExprent)switchStatement.getHeadexprent();
     Exprent value = switchExprent.getValue();

src/org/jetbrains/java/decompiler/modules/decompiler/deobfuscator/ExceptionDeobfuscator.java

@@ -18,7 +18,7 @@ import org.jetbrains.java.decompiler.util.InterpreterUtil;
 import java.util.*;
 import java.util.Map.Entry;
 
-public class ExceptionDeobfuscator {
+public final class ExceptionDeobfuscator {
 
   private static final class Range {
     private final BasicBlock handler;

src/org/jetbrains/java/decompiler/modules/decompiler/deobfuscator/IrreducibleCFGDeobfuscator.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler.deobfuscator;
 
 import org.jetbrains.java.decompiler.modules.decompiler.StatEdge;
@@ -10,7 +10,7 @@ import java.util.HashSet;
 import java.util.Set;
 
 
-public class IrreducibleCFGDeobfuscator {
+public final class IrreducibleCFGDeobfuscator {
 
 
   public static boolean isStatementIrreducible(Statement statement) {

src/org/jetbrains/java/decompiler/modules/decompiler/exps/ExprUtil.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler.exps;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -13,7 +13,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-public class ExprUtil {
+public final class ExprUtil {
   public static List<VarVersionPair> getSyntheticParametersMask(String className, String descriptor, int parameters) {
     ClassNode node = DecompilerContext.getClassProcessor().getMapRootClasses().get(className);
     return node != null ? getSyntheticParametersMask(node, descriptor, parameters) : null;

src/org/jetbrains/java/decompiler/modules/decompiler/stats/Statements.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.modules.decompiler.stats;
 
 import org.jetbrains.java.decompiler.main.rels.ClassWrapper;
@@ -8,7 +8,7 @@ import org.jetbrains.java.decompiler.modules.decompiler.exps.InvocationExprent;
 import org.jetbrains.java.decompiler.modules.decompiler.exps.VarExprent;
 import org.jetbrains.java.decompiler.modules.decompiler.vars.VarVersionPair;
 
-public class Statements {
+public final class Statements {
   public static Statement findFirstData(Statement stat) {
     if (stat.getExprents() != null) {
       return stat;

src/org/jetbrains/java/decompiler/struct/gen/generics/GenericMain.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.struct.gen.generics;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -9,7 +9,7 @@ import org.jetbrains.java.decompiler.util.TextUtil;
 import java.util.ArrayList;
 import java.util.List;
 
-public class GenericMain {
+public final class GenericMain {
 
   private static final String[] typeNames = {
     "byte",

src/org/jetbrains/java/decompiler/util/InterpreterUtil.java

@@ -1,4 +1,4 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.util;
 
 import java.io.*;
@@ -8,7 +8,7 @@ import java.util.List;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
-public class InterpreterUtil {
+public final class InterpreterUtil {
   public static final boolean IS_WINDOWS = System.getProperty("os.name", "").startsWith("Windows");
 
   public static final int[] EMPTY_INT_ARRAY = new int[0];

src/org/jetbrains/java/decompiler/util/TextUtil.java

@@ -1,6 +1,4 @@
-/*
- * Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
- */
+// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.java.decompiler.util;
 
 import org.jetbrains.java.decompiler.code.CodeConstants;
@@ -12,7 +10,7 @@ import org.jetbrains.java.decompiler.modules.decompiler.ExprProcessor;
 import java.util.Arrays;
 import java.util.HashSet;
 
-public class TextUtil {
+public final class TextUtil {
   private static final HashSet<String> KEYWORDS = new HashSet<>(Arrays.asList(
     "abstract", "default", "if", "private", "this", "boolean", "do", "implements", "protected", "throw", "break", "double", "import",
     "public", "throws", "byte", "else", "instanceof", "return", "transient", "case", "extends", "int", "short", "try", "catch", "final",