WALA/com.ibm.wala.core/com.ibm.wala.core/src/com/ibm/wala/classLoader/IProgramCounter.java

35 lines
1.1 KiB
Java

/*******************************************************************************
* Copyright (c) 2002 - 2006 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.classLoader;
/**
*
* An interface for something that carries a location in bytecode
*
* @author sfink
*/
public interface IProgramCounter {
/**
* A constant indicating no source line number information is available.
*/
public static final int NO_SOURCE_LINE_NUMBER = -1;
/**
* Return the program counter (index into the method's bytecode)
* for this call site.
* @return the program counter (index into the method's bytecode)
* for this call site.
*
*/
public abstract int getProgramCounter();
}