/*
* Copyright (c) 2009-2012 Panxiaobo
*
* 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 com.googlecode.dex2jar.util;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.codec.binary.Hex;
import org.apache.commons.io.FileUtils;
import com.googlecode.dex2jar.reader.DexFileReader;
import com.googlecode.dex2jar.visitors.DexClassVisitor;
import com.googlecode.dex2jar.visitors.OdexFileVisitor;
/**
* similar with org.objectweb.asm.util.ASMifierClassVisitor
*
* @author <a href="mailto:pxb1988@gmail.com">Panxiaobo</a>
* @version $Rev$
*/
public class ASMifierFileV implements OdexFileVisitor {
String pkgName = "dex2jar.gen";
File dir;
ArrayOut file = new ArrayOut();
int i = 0;
public static void doData(byte[] data, File destdir) throws IOException {
new DexFileReader(data).accept(new ASMifierFileV(destdir, null));
}
public static void doFile(File srcDex) throws IOException {
doFile(srcDex, new File(srcDex.getParentFile(), srcDex.getName() + "_asmifier"));
}
public static void doFile(File srcDex, File destDir) throws IOException {
doData(DexFileReader.readDex(srcDex), destDir);
}
public static void main(String... args) throws IOException {
if (args.length < 1) {
System.out.println("ASMifier 1.dex 2.dex ... n.dex");
return;
}
for (String s : args) {
System.out.println("asmifier " + s);
doFile(new File(s));
}
}
public ASMifierFileV(File dir, String pkgName) {
super();
if (dir == null) {
this.dir = new File(".");
} else {
this.dir = dir;
}
if (pkgName != null) {
this.pkgName = pkgName;
}
file.s("package %s;", this.pkgName);
file.s("import com.googlecode.dex2jar.*;");
file.s("import com.googlecode.dex2jar.visitors.*;");
file.s("import static org.apache.commons.codec.binary.Hex.*;");
file.s("public class Main {");
file.push();
file.s("public static void accept(DexFileVisitor v) {");
file.push();
}
static void write(ArrayOut out, File file) {
StringBuilder sb = new StringBuilder();
List<String> list = new ArrayList<String>(out.array.size());
for (int i = 0; i < out.array.size(); i++) {
sb.setLength(0);
int p = out.is.get(i);
for (int j = 0; j < p; j++) {
sb.append(" ");
}
sb.append(out.array.get(i));
list.add(sb.toString());
}
try {
FileUtils.writeLines(file, "UTF-8", list);
} catch (IOException e) {
e.printStackTrace();
}
}
@Override
public DexClassVisitor visit(int access_flags, String className, String superClass, String[] interfaceNames) {
final String n = String.format("C%04d_", i++)
+ className.substring(1, className.length() - 1).replace('/', '_').replace('$', '_');
file.s("%s.accept(v);", n);
return new ASMifierClassV(pkgName, n, access_flags, className, superClass, interfaceNames) {
@Override
public void visitEnd() {
super.visitEnd();
write(out, new File(dir, pkgName.replace('.', '/') + '/' + n + ".java"));
}
};
}
@Override
public void visitEnd() {
file.pop();
file.s("}");
file.pop();
file.s("}");
write(file, new File(dir, pkgName.replace('.', '/') + "/Main.java"));
}
@Override
public void visitDepedence(String name, byte[] checksum) {
file.s("((OdexFileVisitor)v).visitDepedence(%s,decodeHex(%s.toCharArray()));", Escape.v(name),
Escape.v(new String(Hex.encodeHex(checksum))));
}
}