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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 the java.lang.ClassLoader pre processor. <p/>ProcessStarter calls once the no-arg constructor of the
12   * class implementing this interface and specified with the <code>-Daspectwerkz.classloader.clpreprocessor</code>
13   * option. It uses org.codehaus.aspectwerkz.hook.impl.ClassLoaderPreProcessorImpl by default, which is a ASM
14   * implementation (since 2004 10 20).
15   *
16   * @author <a href="mailto:alex@gnilux.com">Alexandre Vasseur </a>
17   * @see org.codehaus.aspectwerkz.hook.ProcessStarter
18   * @see org.codehaus.aspectwerkz.hook.impl.ClassLoaderPreProcessorImpl
19   */
20  public interface ClassLoaderPreProcessor {
21      /***
22       * instruments the java.lang.ClassLoader bytecode
23       */
24      public byte[] preProcess(byte[] b);
25  }