/*
* This file or a portion of this file is licensed under the terms of
* the Globus Toolkit Public License, found in file GTPL, or at
* http://www.globus.org/toolkit/download/license.html. This notice must
* appear in redistributions of this file, with or without modification.
*
* Redistributions of this Software, with or without modification, must
* reproduce the GTPL in: (1) the Software, or (2) the Documentation or
* some other similar material which is provided with the Software (if
* any).
*
* Copyright 1999-2004 University of Chicago and The University of
* Southern California. All rights reserved.
*/
package org.griphyn.vdl.parser;
import java.io.*;
/**
* This class is used to signal errors while scanning or parsing.
* @see VDLtScanner
* @see VDLtParser
*/
public class VDLtException
extends java.lang.RuntimeException
{
/**
* Contains the current line number when the exception was thrown.
*/
private int m_lineno;
/**
* Constructs a message that contains a line number prefix.
* @param lineno is the line number to prefix
* @param message is the message to attach when throwing.
*/
public VDLtException( int lineno, String message )
{
super("line " + lineno + ": " + message);
this.m_lineno = lineno;
}
/**
* Obtains the current line number as of the throw.
* @return a line number.
*/
public int getLineNumber()
{
return this.m_lineno;
}
}