/*
 *     ParallelJ, framework for parallel computing
 *
 *     Copyright (C) 2010, 2011, 2012 Atos Worldline or third-party contributors as
 *     indicated by the @author tags or express copyright attribution
 *     statements applied by the authors.
 *
 *     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.
 *
 *     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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */
package tutorial;

import java.util.concurrent.Callable;

import org.parallelj.Attribute;
import org.parallelj.Executable;

/**
 * Converts a string to its upper case value.
 * 
 * @author Laurent Legrand
 *
 */
@Executable
public class ToUpperCase implements Callable<String> {
	
	/**
	 * The string to convert.
	 */
	@Attribute
	String source;

	/**
	 * Returns the upper case value of the source
	 */
	@Override
	public String call() throws Exception {
		Thread.sleep(1000);
		System.out.println(this.source + ":" + Thread.currentThread());
		return this.source.toUpperCase();
	}

	public String getSource() {
		return source;
	}

	public void setSource(String source) {
		this.source = source;
	}

}

/*
 *     ParallelJ, framework for parallel computing
 *
 *     Copyright (C) 2010, 2011, 2012 Atos Worldline or third-party contributors as
 *     indicated by the @author tags or express copyright attribution
 *     statements applied by the authors.
 *
 *     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.
 *
 *     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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */
package tutorial;

import java.util.concurrent.Callable;

import org.parallelj.Attribute;
import org.parallelj.Executable;

/**
 * Converts a string to its upper case value.
 * 
 * @author Laurent Legrand
 *
 */
@Executable
public class ToUpperCase implements Callable<String> {
	
	/**
	 * The string to convert.
	 */
	@Attribute
	String source;

	/**
	 * Returns the upper case value of the source
	 */
	@Override
	public String call() throws Exception {
		Thread.sleep(10);
		System.out.println(this.source + ":" + Thread.currentThread());
		return this.source.toUpperCase();
	}

	public String getSource() {
		return source;
	}

	public void setSource(String source) {
		this.source = source;
	}

}

Decrease sleeping time in test..