    001/*
    002 * Forge Mod Loader
    003 * Copyright (c) 2012-2013 cpw.
    004 * All rights reserved. This program and the accompanying materials
    005 * are made available under the terms of the GNU Lesser Public License v2.1
    006 * which accompanies this distribution, and is available at
    007 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    008 *
    009 * Contributors:
    010 *     cpw - implementation
    011 */
    012
    013package cpw.mods.fml.common.discovery.asm;
    014
    015import java.util.Collections;
    016
    017import org.objectweb.asm.AnnotationVisitor;
    018import org.objectweb.asm.ClassVisitor;
    019import org.objectweb.asm.FieldVisitor;
    020import org.objectweb.asm.MethodVisitor;
    021import org.objectweb.asm.Opcodes;
    022import org.objectweb.asm.Type;
    023
    024public class ModClassVisitor extends ClassVisitor
    025{
    026    private ASMModParser discoverer;
    027
    028    public ModClassVisitor(ASMModParser discoverer)
    029    {
    030        super(Opcodes.ASM4);
    031        this.discoverer = discoverer;
    032    }
    033
    034
    035    @Override
    036    public void visit(int version, int access, String name, String signature, String superName, String[] interfaces)
    037    {
    038        discoverer.beginNewTypeName(name, version, superName);
    039    }
    040
    041    @Override
    042    public AnnotationVisitor visitAnnotation(String annotationName, boolean runtimeVisible)
    043    {
    044        discoverer.startClassAnnotation(annotationName);
    045        return new ModAnnotationVisitor(discoverer);
    046    }
    047
    048
    049    @Override
    050    public FieldVisitor visitField(int access, String name, String desc, String signature, Object value)
    051    {
    052        return new ModFieldVisitor(name, discoverer);
    053    }
    054
    055    @Override
    056    public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions)
    057    {
    058        if (discoverer.isBaseMod(Collections.<String>emptyList()) && name.equals("getPriorities") && desc.equals(Type.getMethodDescriptor(Type.getType(String.class))))
    059        {
    060            return new ModMethodVisitor(name, discoverer);
    061        }
    062        return null;
    063    }
    064}