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The Jadex BDI applications package contain several example applications, benchmarks and testcases using BDI agents.

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package jadex.bdi.examples.hunterprey_classic.environment;

import jadex.bdi.examples.hunterprey_classic.Creature;
import jadex.bdi.examples.hunterprey_classic.CurrentVision;
import jadex.bdi.examples.hunterprey_classic.Vision;
import jadex.bdi.runtime.IMessageEvent;
import jadex.bdi.runtime.Plan;
import jadex.bridge.MessageFailureException;
import jadex.bridge.fipa.SFipa;


/**
 *  The simulation ticker plan has the task to trigger
 *  the environment whenever a simulation step needs to be done.
 */
/*  @requires belief environment
 *  @requires belief roundtime
 */
public class SimulationTickerPlan extends Plan
{
	//-------- methods --------

	/**
	 *  The body method.
	 */
	public void body()
	{
		Environment env = (Environment)getBeliefbase().getBelief("environment").getFact();
		while(true)
		{
//			System.out.println("before wait");
			waitFor(((Long)getBeliefbase().getBelief("roundtime").getFact()).longValue());
//			System.out.println("after wait");
		
			env.executeStep();
//			System.out.println("Actual tick cnt: "+getBeliefbase().getBelief("???").getFact("tickcnt"));

			// Dispatch new visions.
			Creature[]	creatures	= env.getCreatures();
//			System.out.println("Knows creatures: "+creatures.length);
			for(int i=0; i