package com.liquidatom.derbyscore.ui;

 import com.liquidatom.derbyscore.domain.Team;

 import java.awt.EventQueue;

 import javax.annotation.concurrent.Immutable;

 import javax.annotation.concurrent.ThreadSafe;

 import javax.swing.JSpinner;

 import javax.swing.event.ChangeEvent;

 import javax.swing.event.ChangeListener;

 /**

  *

  * @author Russell Francis (russ@metro-six.com)

  */

 @Immutable

 @ThreadSafe

 public class TimeoutChangeListener implements ChangeListener {

     final private Team team;

     public TimeoutChangeListener(final Team team) {

         super();

         if (team == null) {

             throw new IllegalArgumentException("The parameter team must be non-null.");

         }

         this.team = team;

     }

     public void stateChanged(final ChangeEvent e) {

         assertDispatchThread();

         final Object eventSource = e.getSource();

         if (eventSource != null) {

             if (eventSource instanceof JSpinner) {

                 final JSpinner spinner = (JSpinner)eventSource;

                 team.setTimeouts(((Number)spinner.getValue()).intValue());

             }

             else {

                 throw new IllegalArgumentException("Unable to update the timeouts based on an event generated from an " +

                         "object of type '" + eventSource.getClass().getName() + "'.");

             }

         }

     }

     protected void assertDispatchThread() {

         if (!EventQueue.isDispatchThread()) {

             throw new IllegalStateException("This method must be invoked from within the AWT Event Dispatch Thread!");

         }

     }

 }