fernflower/src/org/jetbrains/java/decompiler/main/Fernflower.java

109 lines
3.5 KiB
Java

/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.java.decompiler.main;
import org.jetbrains.java.decompiler.main.ClassesProcessor.ClassNode;
import org.jetbrains.java.decompiler.main.collectors.CounterContainer;
import org.jetbrains.java.decompiler.main.extern.IBytecodeProvider;
import org.jetbrains.java.decompiler.main.extern.IDecompilatSaver;
import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences;
import org.jetbrains.java.decompiler.modules.renamer.IdentifierConverter;
import org.jetbrains.java.decompiler.struct.IDecompiledData;
import org.jetbrains.java.decompiler.struct.StructClass;
import org.jetbrains.java.decompiler.struct.StructContext;
import org.jetbrains.java.decompiler.struct.lazy.LazyLoader;
import java.io.BufferedWriter;
import java.io.StringWriter;
import java.util.HashMap;
public class Fernflower implements IDecompiledData {
public static final String version = "v0.8.4";
private StructContext structcontext;
private ClassesProcessor clprocessor;
public Fernflower(IBytecodeProvider provider, IDecompilatSaver saver, HashMap<String, Object> propertiesCustom) {
structcontext = new StructContext(saver, this, new LazyLoader(provider));
DecompilerContext.initContext(propertiesCustom);
DecompilerContext.setCountercontainer(new CounterContainer());
}
public void decompileContext() {
if (DecompilerContext.getOption(IFernflowerPreferences.RENAME_ENTITIES)) {
new IdentifierConverter().rename(structcontext);
}
clprocessor = new ClassesProcessor(structcontext);
DecompilerContext.setClassprocessor(clprocessor);
DecompilerContext.setStructcontext(structcontext);
structcontext.saveContext();
}
public void clearContext() {
DecompilerContext.setCurrentContext(null);
}
public String getClassEntryName(StructClass cl, String entryname) {
ClassNode node = clprocessor.getMapRootClasses().get(cl.qualifiedName);
if (node.type != ClassNode.CLASS_ROOT) {
return null;
}
else {
if (DecompilerContext.getOption(IFernflowerPreferences.RENAME_ENTITIES)) {
String simple_classname = cl.qualifiedName.substring(cl.qualifiedName.lastIndexOf('/') + 1);
return entryname.substring(0, entryname.lastIndexOf('/') + 1) + simple_classname + ".java";
}
else {
return entryname.substring(0, entryname.lastIndexOf(".class")) + ".java";
}
}
}
public StructContext getStructcontext() {
return structcontext;
}
public String getClassContent(StructClass cl) {
String res = null;
try {
StringWriter strwriter = new StringWriter();
clprocessor.writeClass(structcontext, cl, new BufferedWriter(strwriter));
res = strwriter.toString();
}
catch (ThreadDeath ex) {
throw ex;
}
catch (Throwable ex) {
DecompilerContext.getLogger().writeMessage("Class " + cl.qualifiedName + " couldn't be fully decompiled.", ex);
}
return res;
}
}