com.exigen.ie.constrainer.Failure Maven / Gradle / Ivy
package com.exigen.ie.constrainer;
///////////////////////////////////////////////////////////////////////////////
/*
* Copyright Exigen Group 1998, 1999, 2000
* 320 Amboy Ave., Metuchen, NJ, 08840, USA, www.exigengroup.com
*
* The copyright to the computer program(s) herein
* is the property of Exigen Group, USA. All rights reserved.
* The program(s) may be used and/or copied only with
* the written permission of Exigen Group
* or in accordance with the terms and conditions
* stipulated in the agreement/contract under which
* the program(s) have been supplied.
*/
///////////////////////////////////////////////////////////////////////////////
//
//: Failure.java
//
/**
* Class Failure implements a special exception generated by Constrainer
* when some goals/constraints fail.
*
* @see Goal#execute()
*/
public class Failure extends Exception
{
private String _msg;
private ChoicePointLabel _label = null;
/**
* Constructor for a Failure with no description.
*/
public Failure()
{
this("");
}
/**
* Constructor for a Failure with a given description.
*/
public Failure(String s)
{
super(s);
_msg = s;
//System.out.println("FAIL: "+this);
}
/**
* Constructor for a Failure with a given description and label.
*/
public Failure(String s, ChoicePointLabel label)
{
super(s);
_msg = s;
_label = label;
//System.out.println("FAIL: "+this);
}
/**
* Sets the description of this failure.
*/
void message(String s)
{
_msg = s;
}
/**
* Returns the failure label.
*/
public ChoicePointLabel label()
{
return _label;
}
/**
* Returns the failure description.
*/
public String toString()
{
return "Failure: " + _msg;
}
public Throwable fillInStackTrace()
{
return this;
}
} // ~Failure