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/*
* Conditions Of Use 
* 
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain.  As a result, a formal
* license is not needed to use the software.
* 
* This software is provided by NIST as a service and is expressly
* provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY.  NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
* 
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*  
* .
* 
*/
package gov.nist.javax.sip.stack;


import java.util.EventObject;

/**
 * An event that indicates that a transaction has encountered an error. 
 * 
 *
 * @author Jeff Keyser 
 * @author M. Ranganathan
 * 
 * 
 *
 * @version 1.2 $Revision: 1.6 $ $Date: 2006/07/13 09:01:02 $
 */
public class SIPTransactionErrorEvent extends EventObject {

	/**
	 * Comment for serialVersionUID
	 */
	private static final long serialVersionUID = -2713188471978065031L;

	/**
	 *	This event ID indicates that the transaction has timed out.
	 */
	public static final int TIMEOUT_ERROR = 1;

	/**
	 * This event ID indicates that there was an error sending a message using
	 * the underlying transport.
	 */
	public static final int TRANSPORT_ERROR = 2;

	/**
	 * Retransmit signal to application layer.
	 */
	public static final int TIMEOUT_RETRANSMIT = 3;
	
	

	// ID of this error event
	private int errorID;

	/**
	 * Creates a transaction error event.
	 *
	 * @param sourceTransaction Transaction which is raising the error.
	 * @param transactionErrorID ID of the error that has ocurred.
	 */
	SIPTransactionErrorEvent(
		SIPTransaction sourceTransaction,
		int transactionErrorID) {

		super(sourceTransaction);
		errorID = transactionErrorID;

	}

	/**
	 * Returns the ID of the error.
	 *
	 * @return Error ID.
	 */
	public int getErrorID() {
		return errorID;
	}
}