/**********************************************************************************
 * $URL: https://source.sakaiproject.org/svn/test-harness/tags/sakai_2-3-1/src/java/org/sakaiproject/test/SakaiTestTimer.java $
 * $Id: SakaiTestTimer.java 9715 2006-05-19 23:40:09Z jholtzman@berkeley.edu $
 ***********************************************************************************
 *
 * Copyright (c) 2005, 2006 The Regents of the University of California
 * 
 * Licensed under the Educational Community License, Version 1.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at
 * 
 *      http://www.opensource.org/licenses/ecl1.php
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and 
 * limitations under the License.
 *
 **********************************************************************************/
package org.sakaiproject.test;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * 
 * @author <a href="mailto:jholtzman@berkeley.edu">Josh Holtzman</a>
 * 
 */
public class SakaiTestTimer {
	private static final Log log = LogFactory.getLog(SakaiTestTimer.class);
	private String task;
	private long start;

	/**
	 * Create a new SakaiTestTimer
	 * 
	 * @param task
	 *            The name of the task being timed
	 */
	public SakaiTestTimer(String task) {
		this.task = task;
		restart();
	}

	public void restart() {
		start = System.currentTimeMillis();
	}

	/**
	 * Log the elapsed time since this was created or reset.
	 */
	public void logTimeElapsed() {
		log.debug(task + ": " + (System.currentTimeMillis() - start) + " ms");
	}
}
