--- /dev/null
+/*
+ * Copyright (c) 2006 Stanford University.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - 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.
+ * - Neither the name of the Stanford University 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 COPYRIGHT HOLDERS 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 STANFORD
+ * UNIVERSITY OR ITS 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 net.tinyos.mviz;
+
+import java.lang.reflect.*;
+import java.io.*;
+import java.util.*;
+
+import net.tinyos.message.*;
+import net.tinyos.packet.*;
+import net.tinyos.util.*;
+
+
+public class MessageInput implements net.tinyos.message.MessageListener {
+ private Vector msgVector = new Vector();
+ private MoteIF moteIF;
+ private DDocument document;
+
+ public MessageInput(Vector packetVector, String commSource, DDocument doc) {
+ document = doc;
+ loadMessages(packetVector);
+ createSource(commSource);
+ installListeners();
+ }
+
+ private void loadMessages(Vector packetVector) {
+ for (int i = 0; i < packetVector.size(); i++) {
+ String className = (String)packetVector.elementAt(i);
+ try {
+ Class c = Class.forName(className);
+ Object packet = c.newInstance();
+ Message msg = (Message)packet;
+ msgVector.addElement(msg);
+ }
+ catch (Exception e) {
+ System.err.println(e);
+ }
+ }
+ }
+
+ private void createSource(String source) {
+ if (source != null) {
+ moteIF = new MoteIF(BuildSource.makePhoenix(source, PrintStreamMessenger.err));
+ }
+ else {
+ moteIF = new MoteIF(BuildSource.makePhoenix(PrintStreamMessenger.err));
+ }
+ }
+
+ private void addMsgType(Message msg) {
+ moteIF.registerListener(msg, this);
+ }
+
+ private void installListeners() {
+ Enumeration msgs = msgVector.elements();
+ while (msgs.hasMoreElements()) {
+ Message m = (Message)msgs.nextElement();
+ this.addMsgType(m);
+ }
+ }
+
+ public void start() {}
+
+ public void messageReceived(int to, Message message) {
+ Hashtable table = new Hashtable();
+ Hashtable linkTable = new Hashtable();
+ //System.out.println("Received message:");
+ //System.out.println(message);
+
+ Class pktClass = message.getClass();
+ Method[] methods = pktClass.getMethods();
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+ String name = method.getName();
+ Class[] params = method.getParameterTypes();
+ Class returnType = method.getReturnType();
+ if (params.length != 0 || returnType.isArray()) {
+ continue;
+ }
+ if (name.startsWith("get_") && !name.startsWith("get_link")) {
+ name = name.substring(4); // Chop off "get_"
+ try {
+ //System.out.println(name + " returns " + res);
+ Integer result = (Integer)method.invoke(message, null);
+ table.put(name, result);
+ }
+ catch (java.lang.IllegalAccessException exc) {
+ System.err.println("Unable to access field " + name);
+ }
+ catch (java.lang.reflect.InvocationTargetException exc) {
+ System.err.println("Unable to access target " + name);
+ }
+ }
+ else if (name.startsWith("get_link_")) {
+ name = name.substring(9); // chop off "get_link_"
+ try {
+ Integer result = (Integer)method.invoke(message, null);
+ linkTable.put(name, result);
+ }
+ catch (java.lang.IllegalAccessException exc) {
+ System.err.println("Unable to access field " + name);
+ }
+ catch (java.lang.reflect.InvocationTargetException exc) {
+ System.err.println("Unable to access target " + name);
+ }
+ }
+ }
+ if (table.containsKey("origin")) {
+ Integer origin = (Integer)table.get("origin");
+ //table.remove("origin");
+ Enumeration elements = table.keys();
+ while (elements.hasMoreElements()) {
+ String key = (String)elements.nextElement();
+ Integer value = (Integer)table.get(key);
+ document.setMoteValue(origin.intValue(), key, value.intValue());
+ }
+ elements = linkTable.keys();
+ while (elements.hasMoreElements()) {
+ String key = (String)elements.nextElement();
+ if (!key.endsWith("_value")) {
+ continue;
+ }
+ Integer value = (Integer)linkTable.get(key);
+ key = key.substring(0, key.length() - 6); // chop off "_value"
+ String addrkey = key + "_addr";
+ if (!linkTable.containsKey(addrkey)) {
+ continue;
+ }
+ Integer addr = (Integer)linkTable.get(addrkey);
+ document.setLinkValue(origin.intValue(), addr.intValue(), key, value.intValue());
+ }
+ }
+ else {
+ System.err.println("Could not find origin field, discarding message.");
+ }
+
+ }
+
+}