| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.axiom.weaver.mixin; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.util.Textifier; |
| import org.objectweb.asm.util.TraceMethodVisitor; |
| |
| public abstract class MethodBody { |
| public abstract void apply(TargetContext context, MethodVisitor mv); |
| |
| public final int getWeight() { |
| Counter counter = new Counter(); |
| apply(DummyTargetContext.INSTANCE, new WeighingMethodVisitor(counter)); |
| return counter.get(); |
| } |
| |
| public final String toString(TargetContext targetContext) { |
| Textifier textifier = new Textifier(); |
| apply(targetContext, new LineNumberFilter(new TraceMethodVisitor(textifier))); |
| StringWriter sw = new StringWriter(); |
| textifier.print(new PrintWriter(sw)); |
| return sw.toString(); |
| } |
| } |