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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.garbagecollector;

import jadex.bridge.service.types.cms.IComponentDescription;
import jadex.commons.SimplePropertyObject;
import jadex.extension.envsupport.environment.IEnvironmentSpace;
import jadex.extension.envsupport.environment.ISpaceAction;
import jadex.extension.envsupport.environment.ISpaceObject;
import jadex.extension.envsupport.environment.space2d.Grid2D;
import jadex.extension.envsupport.math.IVector2;

import java.util.Collection;
import java.util.Map;

/**
 *  Action for picking up waste.
 */
public class PickupWasteAction extends SimplePropertyObject implements ISpaceAction
{
	/**
	 * Performs the action.
	 * @param parameters parameters for the action
	 * @param space the environment space
	 * @return action return value
	 */
	public Object perform(Map parameters, IEnvironmentSpace space)
	{	
		boolean ret = false;
				
		Grid2D grid = (Grid2D)space;
		
		IComponentDescription owner = (IComponentDescription)parameters.get(ISpaceAction.ACTOR_ID);
		ISpaceObject so = grid.getAvatar(owner);

		if(so.getProperty("garbage")!=null)
		{
//			throw new IllegalStateException("Has already garbage.");
		}
		else
		{
			Collection wastes = grid.getSpaceObjectsByGridPosition((IVector2)so.getProperty(Grid2D.PROPERTY_POSITION), "garbage");
			ISpaceObject waste = (ISpaceObject)(wastes!=null? wastes.iterator().next(): null);
	//		System.out.println("pickup waste action: "+so+" "+so.getProperty(Grid2D.POSITION)+" "+waste);
			if(wastes!=null)
			{
	//			if(Math.random()>0.5)
				{
					wastes.remove(waste);
	//				System.out.println("pickup: "+waste);
					so.setProperty("garbage", waste);
					
					grid.setPosition(waste.getId(), null);
					ret = true;
					//pcs.firePropertyChange("worldObjects", garb, null);
	//				System.out.println("Agent picked up: "+owner+" "+so.getProperty(Space2D.POSITION));
				}
	//			else
	//			{
	//				System.out.println("Agent picked up failed: "+name+" "+getPosition(name));
	//			}
			}
			else
			{
	//			System.out.println("Agent picked up failed: "+so);
			}
		}

//		System.out.println("pickup waste action "+parameters);

		return ret? Boolean.TRUE: Boolean.FALSE;
	}
}