322 lines
10 KiB
Java
322 lines
10 KiB
Java
/*
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* Copyright (c) 2012, 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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package se.sics.cooja.dialogs;
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import java.awt.BorderLayout;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.Rectangle;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.KeyAdapter;
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import java.awt.event.KeyEvent;
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import java.awt.event.MouseEvent;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Observable;
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import java.util.Observer;
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import javax.swing.JButton;
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import javax.swing.JOptionPane;
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import javax.swing.JPanel;
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import javax.swing.JScrollPane;
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import javax.swing.JTextArea;
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import javax.swing.JTextField;
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import org.apache.log4j.Logger;
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import org.jdom.Element;
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import se.sics.cooja.Mote;
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import se.sics.cooja.interfaces.Log;
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import se.sics.cooja.interfaces.SerialPort;
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public abstract class SerialUI extends Log implements SerialPort {
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private static Logger logger = Logger.getLogger(SerialUI.class);
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private final static int MAX_LENGTH = 1024;
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private byte lastSerialData = 0; /* SerialPort */
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private String lastLogMessage = ""; /* Log */
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private StringBuilder newMessage = new StringBuilder(); /* Log */
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/* Command history */
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private final static int HISTORY_SIZE = 15;
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private ArrayList<String> history = new ArrayList<String>();
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private int historyPos = -1;
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/* Log */
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public String getLastLogMessage() {
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return lastLogMessage;
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}
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/* SerialPort */
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private abstract class SerialDataObservable extends Observable {
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public abstract void notifyNewData();
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}
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private SerialDataObservable serialDataObservable = new SerialDataObservable() {
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public void notifyNewData() {
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if (this.countObservers() == 0) {
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return;
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}
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setChanged();
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notifyObservers(SerialUI.this);
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}
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};
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public void addSerialDataObserver(Observer o) {
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serialDataObservable.addObserver(o);
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}
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public void deleteSerialDataObserver(Observer o) {
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serialDataObservable.deleteObserver(o);
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}
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public byte getLastSerialData() {
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return lastSerialData;
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}
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public void dataReceived(int data) {
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if (data == '\n') {
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/* Notify observers of new log */
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lastLogMessage = newMessage.toString();
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lastLogMessage = lastLogMessage.replaceAll("[^\\p{Print}]", "");
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newMessage.setLength(0);
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this.setChanged();
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this.notifyObservers(getMote());
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} else {
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newMessage.append((char) data);
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if (newMessage.length() > MAX_LENGTH) {
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/*logger.warn("Dropping too large log message (>" + MAX_LENGTH + " bytes).");*/
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lastLogMessage = "# [1024 bytes binary data]";
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newMessage.setLength(0);
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this.setChanged();
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this.notifyObservers(getMote());
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}
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}
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/* Notify observers of new serial character */
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lastSerialData = (byte) data;
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serialDataObservable.notifyNewData();
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}
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/* Mote interface visualizer */
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public JPanel getInterfaceVisualizer() {
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JPanel panel = new JPanel(new BorderLayout());
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JPanel commandPane = new JPanel(new BorderLayout());
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final JTextArea logTextPane = new JTextArea();
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final JTextField commandField = new JTextField(15);
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JButton sendButton = new JButton("Send data");
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ActionListener sendCommandAction = new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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final String command = trim(commandField.getText());
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if (command == null) {
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commandField.getToolkit().beep();
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return;
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}
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try {
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/* Add to history */
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if (history.size() > 0 && command.equals(history.get(0))) {
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/* Ignored */
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} else {
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history.add(0, command);
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while (history.size() > HISTORY_SIZE) {
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history.remove(HISTORY_SIZE-1);
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}
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}
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historyPos = -1;
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appendToTextArea(logTextPane, "> " + command);
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commandField.setText("");
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if (getMote().getSimulation().isRunning()) {
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getMote().getSimulation().invokeSimulationThread(new Runnable() {
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public void run() {
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writeString(command);
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}
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});
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} else {
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writeString(command);
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}
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} catch (Exception ex) {
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System.err.println("could not send '" + command + "':");
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ex.printStackTrace();
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JOptionPane.showMessageDialog(
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logTextPane,
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"Could not send '" + command + "':\n" + ex.getMessage(), "Error sending message",
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JOptionPane.ERROR_MESSAGE);
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}
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}
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};
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commandField.addActionListener(sendCommandAction);
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sendButton.addActionListener(sendCommandAction);
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/* History */
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commandField.addKeyListener(new KeyAdapter() {
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public void keyPressed(KeyEvent e) {
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switch (e.getKeyCode()) {
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case KeyEvent.VK_UP: {
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historyPos++;
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if (historyPos >= history.size()) {
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historyPos = history.size() - 1;
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commandField.getToolkit().beep();
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}
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if (historyPos >= 0 && historyPos < history.size()) {
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commandField.setText(history.get(historyPos));
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} else {
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commandField.setText("");
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}
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break;
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}
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case KeyEvent.VK_DOWN: {
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historyPos--;
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if (historyPos < 0) {
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historyPos = -1;
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commandField.setText("");
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commandField.getToolkit().beep();
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break;
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}
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if (historyPos >= 0 && historyPos < history.size()) {
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commandField.setText(history.get(historyPos));
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} else {
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commandField.setText("");
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}
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break;
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}
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}
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}
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});
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commandPane.add(BorderLayout.CENTER, commandField);
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commandPane.add(BorderLayout.EAST, sendButton);
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logTextPane.setOpaque(false);
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logTextPane.setEditable(false);
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logTextPane.addKeyListener(new KeyAdapter() {
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public void keyPressed(KeyEvent e) {
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if ((e.getModifiers() & (MouseEvent.SHIFT_MASK|MouseEvent.CTRL_MASK)) != 0) {
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return;
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}
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commandField.requestFocusInWindow();
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}
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});
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/* Mote interface observer */
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Observer observer;
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this.addObserver(observer = new Observer() {
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public void update(Observable obs, Object obj) {
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final String logMessage = getLastLogMessage();
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EventQueue.invokeLater(new Runnable() {
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public void run() {
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appendToTextArea(logTextPane, logMessage);
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}
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});
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}
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});
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panel.putClientProperty("intf_obs", observer);
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JScrollPane scrollPane = new JScrollPane(logTextPane);
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scrollPane.setPreferredSize(new Dimension(100, 100));
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panel.add(BorderLayout.CENTER, scrollPane);
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panel.add(BorderLayout.SOUTH, commandPane);
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return panel;
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}
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public void releaseInterfaceVisualizer(JPanel panel) {
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Observer observer = (Observer) panel.getClientProperty("intf_obs");
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if (observer == null) {
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logger.fatal("Error when releasing panel, observer is null");
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return;
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}
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this.deleteObserver(observer);
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}
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private static final String HISTORY_SEPARATOR = "~;";
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public Collection<Element> getConfigXML() {
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StringBuilder sb = new StringBuilder();
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for (String s: history) {
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if (s == null) {
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continue;
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}
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sb.append(s + HISTORY_SEPARATOR);
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}
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if (sb.length() == 0) {
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return null;
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}
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ArrayList<Element> config = new ArrayList<Element>();
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Element element = new Element("history");
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element.setText(sb.toString());
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config.add(element);
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return config;
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}
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public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
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for (Element element : configXML) {
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if (element.getName().equals("history")) {
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String[] history = element.getText().split(HISTORY_SEPARATOR);
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for (String h: history) {
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this.history.add(h);
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}
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historyPos = -1;
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}
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}
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}
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public void close() {
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}
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public void flushInput() {
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}
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public abstract Mote getMote();
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protected static void appendToTextArea(JTextArea textArea, String text) {
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String current = textArea.getText();
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int len = current.length();
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if (len > 8192) {
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current = current.substring(len - 8192);
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}
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current = len > 0 ? (current + '\n' + text) : text;
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textArea.setText(current);
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textArea.setCaretPosition(current.length());
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Rectangle visRect = textArea.getVisibleRect();
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if (visRect.x > 0) {
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visRect.x = 0;
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textArea.scrollRectToVisible(visRect);
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}
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}
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private static String trim(String text) {
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return (text != null) && ((text = text.trim()).length() > 0) ? text : null;
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}
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}
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