net.sf.cpsolver.ifs.util
Class JProf

java.lang.Object
  extended by net.sf.cpsolver.ifs.util.JProf

public class JProf
extends Object

CPU time measurement. JAVA profiling extension is used. Java needs to be executed with -Xrunjprof. When the java is executed outside this profiler, System.currentTimeMillis() is used. Using ThreadMXBean to get the current thread CPU time, if supported. Using System.nanoTime() otherwise.

Version:
IFS 1.2 (Iterative Forward Search)
Copyright (C) 2006 - 2010 Tomas Muller
muller@unitime.org
http://muller.unitime.org

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 3 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 see http://www.gnu.org/licenses/.

Constructor Summary
JProf()
           
 
Method Summary
static long currentTimeMillis()
          Current CPU time of this thread in milliseconds
static double currentTimeSec()
          Current CPU time of this thread in seconds
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

JProf

public JProf()
Method Detail

currentTimeSec

public static double currentTimeSec()
Current CPU time of this thread in seconds


currentTimeMillis

public static long currentTimeMillis()
Current CPU time of this thread in milliseconds



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