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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 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  }