Package com.hp.mwtests.ts.arjuna.performance

Source Code of com.hp.mwtests.ts.arjuna.performance.Performance2

/*
* JBoss, Home of Professional Open Source
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA  02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 2004,
*
* Arjuna Technologies Ltd,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: Performance2.java 2342 2006-03-30 13:06:17Z  $
*/

package com.hp.mwtests.ts.arjuna.performance;

import com.hp.mwtests.ts.arjuna.resources.*;

import com.arjuna.ats.arjuna.AtomicAction;
import com.arjuna.ats.arjuna.coordinator.*;
import com.arjuna.ats.arjuna.common.*;

import org.jboss.dtf.testframework.unittest.Test;

import java.util.*;

class Worker extends Thread
{

    public Worker (int iters)
    {
  _iters = iters;
    }

    public void run ()
    {
  for (int i = 0; i < _iters; i++)
  {
      try
      {
    AtomicAction A = new AtomicAction();

    A.begin();

    A.add(new BasicRecord());

    A.commit();
      }
      catch (Exception e)
      {
    e.printStackTrace();
      }
  }

  Performance2.doSignal();
    }

    private int _iters;

}


public class Performance2
{

    public static void main (String[] args)
    {
  int threads = 10;
  int work = 100;

  System.setProperty(Environment.COMMIT_ONE_PHASE, "NO");

  for (int i = 0; i < args.length; i++)
  {
      if (args[i].compareTo("-threads") == 0)
      {
    try
    {
        Integer v = new Integer(args[i+1]);

        threads = v.intValue();
    }
    catch (Exception e)
    {
        System.err.println(e);
    }
      }
      if (args[i].compareTo("-work") == 0)
      {
    try
    {
        Integer v = new Integer(args[i+1]);

        work = v.intValue();
    }
    catch (Exception e)
    {
        System.err.println(e);
    }
      }
      if (args[i].compareTo("-help") == 0)
      {
    System.out.println("Usage: Performance2 [-help] [-threads <number>] [-work <number>]");
    System.exit(0);
      }
  }

  number = threads;

  int numberOfTransactions = threads * work;
  long stime = Calendar.getInstance().getTime().getTime();
  Worker[] workers = new Worker[threads];

  for (int i = 0; i < threads; i++)
  {
      workers[i] = new Worker(work);

      workers[i].start();
  }

  Performance2.doWait();

  long ftime = Calendar.getInstance().getTime().getTime();
  long timeTaken = ftime - stime;

  System.out.println("time for "+numberOfTransactions+" write transactions is "+timeTaken);
  System.out.println("number of transactions: "+numberOfTransactions);
  System.out.println("throughput: "+(float) (numberOfTransactions/(timeTaken / 1000.0)));
    }

    public static void doWait ()
    {
  try
  {
      synchronized (sync)
      {
    if (number > 0)
        sync.wait();
      }
  }
  catch (Exception e)
  {
  }
    }

    public static void doSignal ()
    {
  synchronized (sync)
  {
      if (--number == 0)
    sync.notify();
  }
    }

    private static Object sync = new Object();
    private static int number = 0;

}
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