osd-contiki/tools/cooja/java/se/sics/cooja/radiomediums/SilentRadioMedium.java
2007-03-23 21:06:23 +00:00

67 lines
2.3 KiB
Java

/*
* Copyright (c) 2006, 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.
*
* $Id: SilentRadioMedium.java,v 1.4 2007/03/23 21:06:23 fros4943 Exp $
*/
package se.sics.cooja.radiomediums;
import java.util.Collection;
import org.jdom.Element;
import se.sics.cooja.*;
import se.sics.cooja.interfaces.*;
/**
* Silent radio. No data is ever transferred through this medium.
*
* @author Fredrik Osterlind
*/
@ClassDescription("No radio traffic")
public class SilentRadioMedium extends AbstractRadioMedium {
public SilentRadioMedium(Simulation simulation) {
super(simulation);
}
public RadioConnection createConnections(Radio radio) {
return null;
}
public void updateSignalStrengths() {
}
public Collection<Element> getConfigXML() {
return null;
}
public boolean setConfigXML(Collection<Element> configXML, boolean visAvailable) {
return true;
}
}