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interact with simulations using javascripts

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fros4943 2008-04-22 10:12:16 +00:00
parent 23d437e656
commit edb5a18000
2 changed files with 337 additions and 0 deletions
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203
tools/cooja/java/se/sics/cooja/plugins/LogScriptEngine.java Normal file
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/*
* Copyright (c) 2008, 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: LogScriptEngine.java,v 1.1 2008/04/22 10:12:16 fros4943 Exp $
*/
package se.sics.cooja.plugins;
import java.lang.reflect.UndeclaredThrowableException;
import java.util.*;
import javax.swing.*;
import javax.script.*;
import org.apache.log4j.Logger;
import se.sics.cooja.*;
/**
* Executes JavaScripts on mote logs.
*
* @see ScriptRunner
*
* @author Fredrik Osterlind
*/
public class LogScriptEngine {
private static final long serialVersionUID = 1L;
private static Logger logger = Logger.getLogger(LogScriptEngine.class);
private ScriptEngineManager factory = new ScriptEngineManager();
private ScriptEngine engine = factory.getEngineByName("JavaScript");
private Observer logObserver = null;
private Observer simObserver = null;
private Observer guiObserver = null;
private GUI gui;
private Observer scriptedLogObserver = null;
private Observer scriptLogObserver = null;
private String scriptCode;
private interface ScriptLog {
public void log(String log);
}
public LogScriptEngine(GUI gui, String code) {
this.gui = gui;
this.scriptCode = code;
/* Create GUI observer: keeps track of new simulations */
guiObserver = new Observer() {
public void update(Observable obs, Object obj) {
if (LogScriptEngine.this.gui.getSimulation() != null) {
LogScriptEngine.this.gui.getSimulation().addObserver(simObserver);
}
registerLogObserver();
}
};
/* Create simulation observer: keeps track of newly added nodes */
simObserver = new Observer() {
public void update(Observable obs, Object obj) {
registerLogObserver();
}
};
/* Create log observer: watches all log interfaces */
logObserver = new Observer() {
public void update(Observable obs, Object obj) {
try {
if (scriptedLogObserver != null) {
scriptedLogObserver.update(obs, obj);
}
} catch (UndeclaredThrowableException e) {
JOptionPane.showMessageDialog(GUI.getTopParentContainer(),
e.getMessage(),
"Script error", JOptionPane.ERROR_MESSAGE);
unregisterLogObserver();
}
}
};
/* Create script engine */
try {
createScriptEngine(scriptCode);
} catch (ScriptException e) {
JOptionPane.showMessageDialog(GUI.getTopParentContainer(),
e.getMessage(),
"Script error", JOptionPane.ERROR_MESSAGE);
unregisterLogObserver();
}
}
public void setScriptLogObserver(Observer observer) {
scriptLogObserver = observer;
}
private void unregisterLogObserver() {
/* Unregister mote log observer */
if (logObserver != null && gui.getSimulation() != null) {
for (int i=0; i < gui.getSimulation().getMotesCount(); i++) {
Mote mote = gui.getSimulation().getMote(i);
if (mote.getInterfaces().getLog() != null) {
mote.getInterfaces().getLog().deleteObserver(logObserver);
}
}
}
}
private void registerLogObserver() {
/* Register mote log observer */
if (logObserver != null && gui.getSimulation() != null) {
for (int i=0; i < gui.getSimulation().getMotesCount(); i++) {
Mote mote = gui.getSimulation().getMote(i);
if (mote.getInterfaces().getLog() != null) {
mote.getInterfaces().getLog().addObserver(logObserver);
}
}
}
}
/**
* Activate script
*/
public void activateScript() {
gui.addObserver(guiObserver);
if (gui.getSimulation() != null) {
gui.getSimulation().addObserver(simObserver);
}
registerLogObserver();
}
/**
* Deactivate script
*/
public void deactiveScript() {
gui.deleteObserver(guiObserver);
if (gui.getSimulation() != null) {
gui.getSimulation().deleteObserver(simObserver);
}
unregisterLogObserver();
}
private void createScriptEngine(String code) throws ScriptException {
engine.eval("function update(obs, obj) { " +
"if (obj != null) {" +
" mote = obj;" +
" id = mote.getInterfaces().getMoteID().getMoteID();" +
" msg = mote.getInterfaces().getLog().getLastLogMessages();" +
"} else {" +
" return;" +
"} " +
code +
" };");
Invocable inv = (Invocable) engine;
scriptedLogObserver = inv.getInterface(Observer.class);
/* Create script logger */
engine.put("log", new ScriptLog() {
public void log(String msg) {
if (scriptLogObserver != null) {
scriptLogObserver.update(null, msg);
}
}
});
/* TODO Test script */
logObserver.update(null, null);
}
}

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tools/cooja/java/se/sics/cooja/plugins/ScriptRunner.java Normal file
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/*
* Copyright (c) 2008, 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: ScriptRunner.java,v 1.1 2008/04/22 10:12:16 fros4943 Exp $
*/
package se.sics.cooja.plugins;
import java.awt.BorderLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.*;
import javax.swing.*;
import org.apache.log4j.Logger;
import org.jdom.Element;
import se.sics.cooja.*;
@ClassDescription("Script Runner (Log)")
@PluginType(PluginType.COOJA_PLUGIN)
public class ScriptRunner extends VisPlugin {
private static final long serialVersionUID = 1L;
private static Logger logger = Logger.getLogger(ScriptRunner.class);
private JTextArea scriptTextArea;
private JTextArea logTextArea;
private GUI gui;
private LogScriptEngine scriptTester = null;
private JButton toggleButton;
public ScriptRunner(GUI gui) {
super("Script Runner (Log)", gui);
this.gui = gui;
scriptTextArea = new JTextArea(8,50);
scriptTextArea.setMargin(new Insets(5,5,5,5));
scriptTextArea.setEditable(true);
scriptTextArea.setCursor(null);
scriptTextArea.setText("log.log('ID=' + id + ': ' + msg);");
logTextArea = new JTextArea(8,50);
logTextArea.setMargin(new Insets(5,5,5,5));
logTextArea.setEditable(false);
logTextArea.setCursor(null);
toggleButton = new JButton("Activate");
toggleButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ev) {
if (toggleButton.getText().equals("Activate")) {
scriptTester = new LogScriptEngine(ScriptRunner.this.gui, scriptTextArea.getText());
scriptTester.activateScript();
scriptTester.setScriptLogObserver(new Observer() {
public void update(Observable obs, Object obj) {
logTextArea.append((String) obj);
}
});
toggleButton.setText("Deactivate");
scriptTextArea.setEnabled(false);
} else {
if (scriptTester != null) {
scriptTester.deactiveScript();
scriptTester = null;
}
toggleButton.setText("Activate");
scriptTextArea.setEnabled(true);
}
}
});
JPanel centerPanel = new JPanel(new BorderLayout());
centerPanel.add(BorderLayout.CENTER, new JScrollPane(scriptTextArea));
centerPanel.add(BorderLayout.SOUTH, new JScrollPane(logTextArea));
JPanel buttonPanel = new JPanel(new BorderLayout());
buttonPanel.add(BorderLayout.EAST, toggleButton);
getContentPane().add(BorderLayout.CENTER, centerPanel);
getContentPane().add(BorderLayout.SOUTH, buttonPanel);
pack();
try {
setSelected(true);
} catch (java.beans.PropertyVetoException e) {
// Could not select
}
}
public void closePlugin() {
if (scriptTester != null) {
scriptTester.deactiveScript();
scriptTester.setScriptLogObserver(null);
}
}
public Collection<Element> getConfigXML() {
return null;
}
public boolean setConfigXML(Collection<Element> configXML, boolean visAvailable) {
return true;
}
}