testserial.java

tinyos-2.x.rar

/*									tab:4
 * "Copyright (c) 2005 The Regents of the University  of California.  
 * All rights reserved.
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 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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/**
 * Java-side application for testing serial port communication.
 * 
 *
 * @author Phil Levis <[e-mail]>
 * @date August 12 2005
 */

import java.io.IOException;

import net.tinyos.message.*;
import net.tinyos.packet.*;
import net.tinyos.util.*;

public class TestSerial implements MessageListener {

  private MoteIF moteIF;
  
  public TestSerial(MoteIF moteIF) {
    this.moteIF = moteIF;
    this.moteIF.registerListener(new TestSerialMsg(), this);
  }

  public void sendPackets() {
    int counter = 0;
    TestSerialMsg payload = new TestSerialMsg();
    
    try {
      while (true) {
	System.out.println("Sending packet " + counter);
	payload.set_counter(counter);
	moteIF.send(0, payload);
	counter++;
	try {Thread.sleep(1000);}
	catch (InterruptedException exception) {}
      }
    }
    catch (IOException exception) {
      System.err.println("Exception thrown when sending packets. Exiting.");
      System.err.println(exception);
    }
  }

  public void messageReceived(int to, Message message) {
    TestSerialMsg msg = (TestSerialMsg)message;
    System.out.println("Received packet sequence number " + msg.get_counter());
  }
  
  private static void usage() {
    System.err.println("usage: TestSerial [-comm <source>]");
  }
  
  public static void main(String[] args) throws Exception {
    String source = null;
    if (args.length == 2) {
      if (!args[0].equals("-comm")) {
	usage();
	System.exit(1);
      }
      source = args[1];
    }
    else if (args.length != 0) {
      usage();
      System.exit(1);
    }
    
    PhoenixSource phoenix;
    
    if (source == null) {
      phoenix = BuildSource.makePhoenix(PrintStreamMessenger.err);
    }
    else {
      phoenix = BuildSource.makePhoenix(source, PrintStreamMessenger.err);
    }

    MoteIF mif = new MoteIF(phoenix);
    TestSerial serial = new TestSerial(mif);
    serial.sendPackets();
  }


}