/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape 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/NPL/
 *
 * 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 mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

package com.netscape.jsdebugging.api;

/**
 * The PC interface is an opaque representation of a program counter.  It
 * may have different implementations for interpreted Java methods,
 * methods compiled by the JIT, JavaScript methods, etc.
 */
public interface PC {
    /**
     * Get the SourceLocation associated with this PC value.
     * returns null if the source location is unavailable.
     */
    public SourceLocation getSourceLocation();

    /**
     * Ask whether two program counter values are equal.
     */
    public boolean equals(Object obj);
}