MethodRedefineRequest.java :  » Byte-Code » PROSE » ch » ethz » prose » engine » Java Open Source

//
//  This file is part of the prose package.
//
//  The contents of this file are subject to the Mozilla Public License
//  Version 1.1 (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.mozilla.org/MPL/
//
//  Software distributed under the License is distributed on an "AS IS" basis,
//  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
//  for the specific language governing rights and limitations under the
//  License.
//
//  The Original Code is prose.
//
//  The Initial Developers of the Original Code are Angela Nicoara and Gerald Linhofer.
//  All Rights Reserved.
//
//  Contributor(s):
//  $Id$
//  =====================================================================
//
//  (history at end)
//

package ch.ethz.prose.engine;

import java.lang.reflect.Method;

import ch.ethz.jvmai.JoinPointKinds;
import ch.ethz.jvmai.ClassSpecific;

/**
 * Represents a method redefine request based a <code>MethodRedefineJoinPoint<code>.
 * 
 * @version $Revision$
 * @author  Angela Nicoara
 * @author   Johann Gyger
 */
public class MethodRedefineRequest extends JoinPointRequest implements JoinPointKinds, ClassSpecific {

  protected final Method oldMethod;

  /**
   * Create a new method redefine request.
   * 
   * @param oldMethod method that will be redefined
   * @param o owner of this request
   */
  public MethodRedefineRequest(Method oldMethod, JoinPointManager o) {
    super(o);
    this.oldMethod = oldMethod;
  }

  public int getMask() {
    return MASK_METHOD_REDEFINE_JP | MASK_CODE_JP;
  }

  public String getKind() {
    return KIND_METHOD_REDEFINE_JP;
  }

  public Class getTargetClass() {
    return oldMethod.getDeclaringClass();
  }

  public Method getMethod() {
    return oldMethod;
  }

  public boolean equals(Object other) {
    MethodRedefineRequest otherReq;
    if (other instanceof MethodRedefineRequest)
      otherReq = (MethodRedefineRequest) other;
    else
      return false;
    return oldMethod.equals(otherReq.oldMethod);
  }

  public int hashCode() {
    return (getMethod().hashCode() + 2);
  }

  public String toString() {
    return "MethodRedefineRequest on " + oldMethod.getDeclaringClass().getName() + "." + oldMethod.getName();
  }

  protected void setWatch(Object listeners) {
    throw new RuntimeException("Not supported");
  }

  protected void clearWatch() {
    throw new RuntimeException("Not supported");
  }

}

//======================================================================
//
// $Log$
//