Stop Watch from JGraphT
/* * JGraphT : a free Java graph-theory library * * * Project Info: http://jgrapht.sourceforge.net/ * Project Creator: Barak Naveh (http://sourceforge.net/users/barak_naveh) * * (C) Copyright 2003-2007, by Barak Naveh and Contributors. * * This library is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public * License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software Foundation, * Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. */ /* ----------------- * StopWatch.java * ----------------- * (C) Copyright 2005-2007, by Assaf Lehr and Contributors. * * Original Author: Assaf Lehr * Contributor(s): - * * $Id: StopWatch.java 568 2007-09-30 00:12:18Z perfecthash $ * * Changes * ------- */ /** * @author Assaf * @since May 30, 2005 */ public class StopWatch { //~ Instance fields -------------------------------------------------------- long beforeTime; //~ Methods ---------------------------------------------------------------- public void start() { this.beforeTime = System.currentTimeMillis(); } public void stopAndReport() { long deltaTime = System.currentTimeMillis() - beforeTime; if (deltaTime > 9999) { double deltaTimeSec = deltaTime / 1000.0; System.out.println( "# Performence: " + deltaTimeSec + " full Seconds"); } else { String timeDesc; timeDesc = (deltaTime <= 10) ? "<10ms [less than minumun measurement time]" : String.valueOf(deltaTime); System.out.println("# Performence: in MiliSeconds:" + timeDesc); } } } // End StopWatch.java