/*
* Forge Mod Loader
* Copyright (c) 2012-2013 cpw.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser Public License v2.1
* which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* Contributors:
* cpw - implementation
*/
package cpw.mods.fml.common.asm;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import org.objectweb.asm.tree.ClassNode;
import cpw.mods.fml.common.registry.BlockProxy;
import cpw.mods.fml.relauncher.IClassTransformer;
public class ASMTransformer implements IClassTransformer
{
@Override
public byte[] transform(String name,String transformedName, byte[] bytes)
{
if ("net.minecraft.src.Block".equals(name))
{
ClassReader cr = new ClassReader(bytes);
ClassNode cn = new ClassNode(Opcodes.ASM4);
cr.accept(cn, ClassReader.EXPAND_FRAMES);
cn.interfaces.add(Type.getInternalName(BlockProxy.class));
ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
cn.accept(cw);
return cw.toByteArray();
}
return bytes;
}
}