223 lines
7.5 KiB
Java
223 lines
7.5 KiB
Java
/*
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* Copyright (c) 2008, 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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* $Id: MoteFinder.java,v 1.2 2008/09/03 13:35:21 nifi Exp $
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*
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* -----------------------------------------------------------------
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*
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* Motelist
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*
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* Authors : Joakim Eriksson, Niclas Finne
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* Created : 4 jul 2008
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* Updated : $Date: 2008/09/03 13:35:21 $
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* $Revision: 1.2 $
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*/
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package se.sics.contiki.collect;
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import java.awt.Component;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import javax.swing.JOptionPane;
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/**
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*
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*/
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public class MoteFinder {
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public static final String MOTELIST_WINDOWS = "./tools/motelist-windows.exe";
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public static final String MOTELIST_LINUX = "./tools/motelist-linux";
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private final Pattern motePattern;
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private final boolean isWindows;
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private Process moteListProcess;
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// private boolean hasVerifiedProcess;
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private ArrayList<String> comList = new ArrayList<String>();
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private ArrayList<String> moteList = new ArrayList<String>();
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public MoteFinder() {
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String osName = System.getProperty("os.name", "").toLowerCase();
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isWindows = osName.startsWith("win");
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motePattern = Pattern.compile("\\s(COM|/dev/[a-zA-Z]+)(\\d+)\\s");
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}
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public String[] getMotes() throws IOException {
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searchForMotes();
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return getMoteList();
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}
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public String[] getComPorts() throws IOException {
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searchForMotes();
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return getComList();
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}
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private void searchForMotes() throws IOException {
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comList.clear();
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moteList.clear();
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// hasVerifiedProcess = false;
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/* Connect to COM using external serialdump application */
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String fullCommand;
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if (isWindows) {
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fullCommand = MOTELIST_WINDOWS;
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} else {
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fullCommand = MOTELIST_LINUX;
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}
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try {
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String[] cmd = new String[] { fullCommand };
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moteListProcess = Runtime.getRuntime().exec(cmd);
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final BufferedReader input = new BufferedReader(new InputStreamReader(moteListProcess.getInputStream()));
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final BufferedReader err = new BufferedReader(new InputStreamReader(moteListProcess.getErrorStream()));
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/* Start thread listening on stdout */
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Thread readInput = new Thread(new Runnable() {
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public void run() {
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String line;
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try {
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while ((line = input.readLine()) != null) {
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parseIncomingLine(line);
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}
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input.close();
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} catch (IOException e) {
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System.err.println("Exception when reading from motelist");
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e.printStackTrace();
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}
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}
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}, "read motelist thread");
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/* Start thread listening on stderr */
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Thread readError = new Thread(new Runnable() {
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public void run() {
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String line;
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try {
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while ((line = err.readLine()) != null) {
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System.err.println("Motelist error stream> " + line);
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}
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err.close();
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} catch (IOException e) {
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System.err.println("Exception when reading from motelist error stream: " + e);
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}
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}
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}, "read motelist error stream thread");
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readInput.start();
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readError.start();
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// Wait for the motelist program to finish executing
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readInput.join();
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} catch (Exception e) {
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throw (IOException) new IOException("Failed to execute '" + fullCommand + "'").initCause(e);
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}
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}
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private String[] getComList() {
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return comList.toArray(new String[comList.size()]);
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}
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private String[] getMoteList() {
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return moteList.toArray(new String[moteList.size()]);
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}
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public void close() {
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if (moteListProcess != null) {
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moteListProcess.destroy();
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moteListProcess = null;
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}
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}
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protected void parseIncomingLine(String line) {
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if (line.contains("No devices found") || line.startsWith("Reference")) {
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// No Sky connected or title before connected motes
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// hasVerifiedProcess = true;
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} else if (line.startsWith("-------")) {
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// Separator
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} else {
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Matcher matcher = motePattern.matcher(line);
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if (matcher.find()) {
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String dev = matcher.group(1);
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String no = matcher.group(2);
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String comPort = dev + no;
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String moteID = comPort;
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if (isWindows) {
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// Special handling of mote id under Windows
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int moteNumber = Integer.parseInt(no);
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moteID = Integer.toString(moteNumber - 1);
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}
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comList.add(comPort);
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moteList.add(moteID);
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} else {
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System.err.println("Motelist> " + line);
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}
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}
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}
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public static String selectComPort(Component parent) {
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MoteFinder finder = new MoteFinder();
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try {
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String[] motes = finder.getComPorts();
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if (motes == null || motes.length == 0) {
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JOptionPane.showMessageDialog(parent, "Could not find any connected motes.", "No mote found", JOptionPane.ERROR_MESSAGE);
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return null;
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} else if (motes.length == 1) {
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// Only one node found
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return motes[0];
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} else {
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// Several motes found
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return (String) JOptionPane.showInputDialog(
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parent, "Found multiple connected motes. Please select serial port:",
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"Select serial port", JOptionPane.QUESTION_MESSAGE, null, motes, motes[0]);
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}
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} catch (IOException e) {
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e.printStackTrace();
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JOptionPane.showMessageDialog(parent, "Failed to search for connected motes:\n" + e, "Error", JOptionPane.ERROR_MESSAGE);
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return null;
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} finally {
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finder.close();
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}
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}
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public static void main(String[] args) throws IOException {
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MoteFinder finder = new MoteFinder();
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String[] comPorts = args.length > 0 && "-v".equals(args[0]) ?
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finder.getMotes() : finder.getComPorts();
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finder.close();
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if (comPorts == null || comPorts.length == 0) {
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System.out.println("No motes connected");
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} else {
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for(String port: comPorts) {
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System.out.println("Found Sky at " + port);
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}
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}
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}
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}
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