/*
* Copyright (c) 2008, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
package org.contikios.cooja.contikimote.interfaces;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.util.Collection;
import java.util.Observable;
import java.util.Observer;
import javax.swing.BoxLayout;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.apache.log4j.Logger;
import org.jdom.Element;
import org.contikios.cooja.Mote;
import org.contikios.cooja.SectionMoteMemory;
import org.contikios.cooja.contikimote.ContikiMoteInterface;
import org.contikios.cooja.interfaces.Beeper;
import org.contikios.cooja.interfaces.PolledAfterActiveTicks;
/**
* Beeper mote interface.
*
* Contiki variables:
* <ul>
* <li>char simBeeped (1=on, else off)
* </ul>
* <p>
*
* Core interface:
* <ul>
* <li>beep_interface
* </ul>
* <p>
*
* This observable is changed and notifies observers when the mote beeps.
*
* @author Fredrik Osterlind
*/
public class ContikiBeeper extends Beeper implements ContikiMoteInterface, PolledAfterActiveTicks {
private Mote mote = null;
private SectionMoteMemory moteMem = null;
private static Logger logger = Logger.getLogger(ContikiBeeper.class);
/**
* Creates an interface to the beeper at mote.
*
* @param mote
* Beeper's mote.
* @see Mote
* @see org.contikios.cooja.MoteInterfaceHandler
*/
public ContikiBeeper(Mote mote) {
this.mote = mote;
this.moteMem = (SectionMoteMemory) mote.getMemory();
}
public boolean isBeeping() {
return moteMem.getByteValueOf("simBeeped") == 1;
}
public static String[] getCoreInterfaceDependencies() {
return new String[]{"beep_interface"};
}
public void doActionsAfterTick() {
if (moteMem.getByteValueOf("simBeeped") == 1) {
this.setChanged();
this.notifyObservers(mote);
moteMem.setByteValueOf("simBeeped", (byte) 0);
}
}
public JPanel getInterfaceVisualizer() {
JPanel panel = new JPanel();
panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
final JLabel statusLabel = new JLabel("Last beep at time: ?");
panel.add(statusLabel);
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
if (!isBeeping()) {
return;
}
long currentTime = mote.getSimulation().getSimulationTime();
statusLabel.setText("Last beep at time: " + currentTime);
/* Beep on speakers */
Toolkit.getDefaultToolkit().beep();
}
});
// Saving observer reference for releaseInterfaceVisualizer
panel.putClientProperty("intf_obs", observer);
panel.setMinimumSize(new Dimension(140, 60));
panel.setPreferredSize(new Dimension(140, 60));
return panel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public Collection<Element> getConfigXML() {
return null;
}
public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
}
}