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application-level mote that imitates the behavior of Rime's anonymous broadcast example in /examples/rime/example-abc.
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tools/cooja/examples/appmote_rimeabc/RimeABC.java
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138
tools/cooja/examples/appmote_rimeabc/RimeABC.java
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/*
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* Copyright (c) 2010, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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*/
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import java.util.Random;
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import se.sics.cooja.COOJARadioPacket;
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import se.sics.cooja.MoteTimeEvent;
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import se.sics.cooja.MoteType;
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import se.sics.cooja.RadioPacket;
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import se.sics.cooja.Simulation;
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import se.sics.cooja.interfaces.ApplicationLED;
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import se.sics.cooja.interfaces.ApplicationRadio;
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import se.sics.cooja.motes.AbstractApplicationMote;
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/**
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* Example application-level mote.
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* Imitates the same behavior as /examples/rime/example-abc.c.
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*
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* This mote is simulated in COOJA via the Imported App Mote Type.
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*
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* @author Fredrik Osterlind
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*/
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public class RimeABC extends AbstractApplicationMote {
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private Simulation simulation = null;
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private Random random = null;
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private ApplicationRadio radio = null;
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private ApplicationLED leds = null;
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private final static byte RIME_CHANNEL1 = (byte) 128;
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private final static byte RIME_CHANNEL2 = (byte) 0;
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private final static RadioPacket RIME_ABC_DATA =
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new COOJARadioPacket(new byte[] {
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RIME_CHANNEL1, RIME_CHANNEL2,
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'H', 'e', 'l', 'l', 'o', '\0'
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});
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public RimeABC() {
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super();
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}
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public RimeABC(MoteType moteType, Simulation simulation) {
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super(moteType, simulation);
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}
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public void execute(long time) {
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/*System.out.println(this + ": execute(" + time + ")");*/
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if (radio == null) {
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simulation = getSimulation();
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random = simulation.getRandomGenerator();
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radio = (ApplicationRadio) getInterfaces().getRadio();
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leds = (ApplicationLED) getInterfaces().getLED();
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}
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/* Delay 2-4 seconds */
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simulation.scheduleEvent(
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transmitEvent,
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simulation.getSimulationTime() +
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(2000 + random.nextInt(2000))*Simulation.MILLISECOND
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);
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}
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private MoteTimeEvent transmitEvent = new MoteTimeEvent(this, 0) {
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public void execute(long t) {
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/* Transmit Rime abc radio packet.
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* sentPacket is called when transmission finishes. */
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radio.startTransmittingPacket(
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RIME_ABC_DATA, 1*Simulation.MILLISECOND);
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/* Turn on red LED */
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leds.setLED(ApplicationLED.LEDS_RED);
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}
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};
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public void receivedPacket(RadioPacket p) {
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byte[] packetData = p.getPacketData();
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if (packetData.length < 3) {
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/* Too small */
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return;
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}
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if (packetData[0] != RIME_CHANNEL1 || packetData[1] != RIME_CHANNEL2) {
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/* Wrong Rime channel */
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return;
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}
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byte[] noHeader = new byte[packetData.length-2-1];
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System.arraycopy(packetData, 2, noHeader, 0, noHeader.length);
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String test = new String(noHeader);
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System.out.println(this + ": abc message received '" + test + "'");
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/* Turn on green LED */
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leds.setLED(ApplicationLED.LEDS_GREEN);
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}
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public void sentPacket(RadioPacket p) {
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System.out.println(this + ": abc message sent");
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requestImmediateWakeup(); /* Triggers execute method */
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}
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public String toString() {
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return "App Rime ABC " + getID();
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}
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public boolean tick(long simTime) {
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/* Obsolete method */
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return false;
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}
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}
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19
tools/cooja/examples/appmote_rimeabc/build.xml
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19
tools/cooja/examples/appmote_rimeabc/build.xml
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<?xml version="1.0"?>
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<project name="COOJA App mote example: Rime's ABC" default="compile" basedir=".">
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<property name="cooja" location="../.."/>
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<property name="cooja_jar" value="${cooja}/dist/cooja.jar"/>
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<target name="init">
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<tstamp/>
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</target>
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<target name="compile" depends="init">
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<javac srcdir="." destdir="." debug="on">
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<classpath>
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<pathelement location="${cooja_jar}"/>
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</classpath>
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</javac>
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</target>
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</project>
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