/*
* Copyright (c) 2009, 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.interfaces;
import java.util.Collection;
import java.util.Observable;
import java.util.Observer;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.apache.log4j.Logger;
import org.jdom.Element;
import org.contikios.cooja.ClassDescription;
import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteInterface;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteMemory.MemoryEventType;
import org.contikios.cooja.MoteMemory.MemoryMonitor;
/**
* Read-only interface to Rime address read from Contiki variable: linkaddr_node_addr.
* XXX Assuming Rime address is 2 bytes.
*
* @see #RIME_ADDR_LENGTH
* @author Fredrik Osterlind
*/
@ClassDescription("Rime address")
public class RimeAddress extends MoteInterface {
private static Logger logger = Logger.getLogger(RimeAddress.class);
private MoteMemory moteMem;
public static final int RIME_ADDR_LENGTH = 2;
private MemoryMonitor memMonitor = null;
public RimeAddress(final Mote mote) {
moteMem = mote.getMemory();
if (hasRimeAddress()) {
memMonitor = new MemoryMonitor() {
public void memoryChanged(MoteMemory memory, MemoryEventType type, int address) {
if (type != MemoryEventType.WRITE) {
return;
}
setChanged();
notifyObservers();
}
};
/* TODO XXX Timeout? */
moteMem.addMemoryMonitor(moteMem.getVariableAddress("linkaddr_node_addr"), RIME_ADDR_LENGTH, memMonitor);
}
}
public boolean hasRimeAddress() {
return moteMem.variableExists("linkaddr_node_addr");
}
public String getAddressString() {
if (!hasRimeAddress()) {
return null;
}
String addrString = "";
byte[] addr = moteMem.getByteArray("linkaddr_node_addr", RIME_ADDR_LENGTH);
for (int i=0; i < RIME_ADDR_LENGTH-1; i++) {
addrString += (0xFF & addr[i]) + ".";
}
addrString += (0xFF & addr[RIME_ADDR_LENGTH-1]);
return addrString;
}
public JPanel getInterfaceVisualizer() {
JPanel panel = new JPanel();
final JLabel ipLabel = new JLabel();
ipLabel.setText("Rime address: " + getAddressString());
panel.add(ipLabel);
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
ipLabel.setText("Rime address: " + getAddressString());
}
});
panel.putClientProperty("intf_obs", observer);
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 void removed() {
super.removed();
if (memMonitor != null) {
moteMem.removeMemoryMonitor(moteMem.getVariableAddress("linkaddr_node_addr"), RIME_ADDR_LENGTH, memMonitor);
}
}
public Collection<Element> getConfigXML() {
return null;
}
public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
}
}