56 lines
1.5 KiB
Java
56 lines
1.5 KiB
Java
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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package netscape.jsdebug;
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/**
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* InstructionHook must be subclassed to respond to hooks
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* at a particular program instruction.
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*
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* @author John Bandhauer
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* @author Nick Thompson
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* @version 1.0
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* @since 1.0
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*/
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public class InstructionHook extends Hook {
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private PC pc;
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/**
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* Create an InstructionHook at the given PC value.
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*/
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public InstructionHook(PC pc) {
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this.pc = pc;
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}
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/**
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* Get the instruction that the hook is set at.
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*/
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public PC getPC() {
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return pc;
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}
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/**
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* Override this method to respond just before a thread
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* reaches a particular instruction.
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*/
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/* jband - 03/31/97 - I made this public to allow chaining */
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public void aboutToExecute(ThreadStateBase debug) {
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// defaults to no action
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}
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}
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