1 /************************************************************************************** 2 * Copyright (c) Jonas BonŽr, Alexandre Vasseur. All rights reserved. * 3 * http://aspectwerkz.codehaus.org * 4 * ---------------------------------------------------------------------------------- * 5 * The software in this package is published under the terms of the LGPL license * 6 * a copy of which has been included with this distribution in the license.txt file. * 7 **************************************************************************************/ 8 package org.codehaus.aspectwerkz.hook; 9 10 /** 11 * Implement to be a class PreProcessor in the AspectWerkz univeral loading architecture. <p/>A single instance of the 12 * class implementing this interface is build during the java.lang.ClassLoader initialization or just before the first 13 * class loads, bootclasspath excepted. Thus there is a single instance the of ClassPreProcessor per JVM. <br/>Use the 14 * <code>-Daspectwerkz.classloader.preprocessor</code> option to specify which class preprocessor to use. 15 * 16 * @author <a HREF="mailto:alex@gnilux.com">Alexandre Vasseur </a> 17 * @see org.codehaus.aspectwerkz.hook.ProcessStarter 18 */ 19 public interface ClassPreProcessor { 20 21 public abstract void initialize(); 22 23 public abstract byte[] preProcess(String klass, byte[] abyte, ClassLoader caller); 24 }