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//******************************************************************************
//
// File: Test06.java
// Package: edu.rit.pj.test
// Unit: Class edu.rit.pj.test.Test06
//
// This Java source file is copyright (C) 2007 by Alan Kaminsky. All rights
// reserved. For further information, contact the author, Alan Kaminsky, at
// ark@cs.rit.edu.
//
// This Java source file is part of the Parallel Java Library ("PJ"). PJ is free
// software; you can redistribute it and/or modify it under the terms of the GNU
// General Public License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// PJ 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 General Public License for more details.
//
// Linking this library statically or dynamically with other modules is making a
// combined work based on this library. Thus, the terms and conditions of the
// GNU General Public License cover the whole combination.
//
// As a special exception, the copyright holders of this library give you
// permission to link this library with independent modules to produce an
// executable, regardless of the license terms of these independent modules, and
// to copy and distribute the resulting executable under terms of your choice,
// provided that you also meet, for each linked independent module, the terms
// and conditions of the license of that module. An independent module is a
// module which is not derived from or based on this library. If you modify this
// library, you may extend this exception to your version of the library, but
// you are not obligated to do so. If you do not wish to do so, delete this
// exception statement from your version.
//
// A copy of the GNU General Public License is provided in the file gpl.txt. You
// may also obtain a copy of the GNU General Public License on the World Wide
// Web at http://www.gnu.org/licenses/gpl.html.
//
//******************************************************************************
package edu.rit.pj.test;
import edu.rit.pj.ParallelRegion;
import edu.rit.pj.ParallelSection;
import edu.rit.pj.ParallelTeam;
/**
* Class Test06 is a unit test main program for classes {@linkplain
* edu.rit.pj.ParallelTeam ParallelTeam}, {@linkplain edu.rit.pj.ParallelRegion
* ParallelRegion}, and {@linkplain edu.rit.pj.ParallelSection ParallelSection}.
* A number of parallel sections are created and executed. Each parallel
* section's code is slightly different.
* <P>
* Usage: java -Dpj.nt=<I>K</I> edu.rit.pj.test.Test06 <I>N</I>
* <BR><I>K</I> = Number of parallel threads
* <BR><I>N</I> = Number of parallel sections
*
* @author Alan Kaminsky
* @version 04-Jun-2007
*/
public class Test06
{
// Prevent construction.
private Test06()
{
}
// Main program.
/**
* Unit test main program.
*/
public static void main
(String[] args)
throws Exception
{
if (args.length != 1) usage();
final int N = Integer.parseInt (args[0]);
final ParallelSection[] sections = new ParallelSection [N];
for (int i = 0; i < N; ++ i)
{
final int ii = i + 1;
sections[i] = new ParallelSection()
{
public void run()
{
System.out.println
("Parallel section " + ii +
", thread " + getThreadIndex());
}
};
}
new ParallelTeam().execute (new ParallelRegion()
{
public void run() throws Exception
{
System.out.println ("Begin thread " + getThreadIndex());
execute (sections);
System.out.println ("End thread " + getThreadIndex());
}
});
}
// Hidden operations.
/**
* Print a usage message and exit.
*/
private static void usage()
{
System.err.println ("Usage: java -Dpj.nt=<K> edu.rit.pj.test.Test06 <N>");
System.err.println ("<K> = Number of parallel threads");
System.err.println ("<N> = Number of parallel sections");
System.exit (1);
}
}
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