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// Location.java - a wrapper class for breakpoint locations in JVMTI

/* Copyright (C) 2006  Free Software Foundation

   This file is part of libgcj.

This software is copyrighted work licensed under the terms of the

Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for

details.  */

package gnu.gcj.jvmti;

import java.lang.Long;

/**

 * This class represents a breakpoint location (pair<jmethodID,jlocation>).

 * BreakpointManager uses this class as a key in the Map of installed

 * breakpoints.

 *

 * @author Keith Seitz (keiths@redhat.com)

 */

public class Location

{

  // method (a jmethodID in JVMTI)

  private long method;

  // index (a jlocation in JVMTI)

  private long location;

  /**

   * Constructor

   *

   * @param method   the method defined by this location (a jmethodID)

   * @param location the integer index of the insn in the method (a jlocation)

   */

  public Location (long method, long location)

  {

    this.method = method;

    this.location = location;

  }

  public int hashCode ()

  {

    return toString ().hashCode ();

  }

  public boolean equals (Object obj)

  {

    Location loc = (Location) obj;

    return (loc.method == method && loc.location == location);

  }

  /**

   * Converts the Location to a String

   */

  public String toString ()

  {

    return Long.toHexString (method) + "." + Long.toString (location);

  }

}