/**
 * A Sandbox that an Agent can "play" in.
 *
 * Each Sandbox runs in its own thread of execution.
 * It runs its Agent in that thread.
 *
 * @version 1.0
 * @author  Prof. David Bernstein, James Madison University
 */
public class Sandbox implements Runnable
{
    private Agent         agent;
    private Thread        controlThread;

    /**
     * Explicit Value Constructor
     *
     * @param agent  The Agent to execute
     */
    public Sandbox(Agent agent)
    {
       this.agent = agent;

       controlThread = new Thread(this);
    }

    /**
     * The code to execute in this Sandbox object's
     * thread of execution
     */
    public void run()
    {
       agent.run();
    }

    /**
     * Start this Sandbox
     */
    public void start()
    {
       controlThread.start();
    }
    
}