Mercurial > hg > Members > riono > TreeVNC_ja_comment
annotate src/viewer_swing/java/com/glavsoft/viewer/swing/SwingRfbConnectionWorker.java @ 395:704ac9e79e25
Call startVNCConnectionWithSocket for directedServerChangeReqeust
author | innparusu |
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date | Tue, 29 Sep 2015 18:46:45 +0900 |
parents | 6a8b661367c6 |
children | 4a925e55afd6 |
rev | line source |
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC. |
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2 // All rights reserved. |
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3 // |
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4 //------------------------------------------------------------------------- |
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5 // This file is part of the TightVNC software. Please visit our Web site: |
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6 // |
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7 // http://www.tightvnc.com/ |
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8 // |
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9 // This program is free software; you can redistribute it and/or modify |
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10 // it under the terms of the GNU General Public License as published by |
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11 // the Free Software Foundation; either version 2 of the License, or |
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12 // (at your option) any later version. |
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13 // |
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14 // This program is distributed in the hope that it will be useful, |
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15 // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 // GNU General Public License for more details. |
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18 // |
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19 // You should have received a copy of the GNU General Public License along |
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20 // with this program; if not, write to the Free Software Foundation, Inc., |
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21 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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22 //------------------------------------------------------------------------- |
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23 // |
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24 |
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25 package com.glavsoft.viewer.swing; |
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26 |
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27 import com.glavsoft.exceptions.*; |
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28 import com.glavsoft.rfb.IPasswordRetriever; |
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29 import com.glavsoft.rfb.IRfbSessionListener; |
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30 import com.glavsoft.rfb.protocol.Protocol; |
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31 import com.glavsoft.rfb.protocol.ProtocolSettings; |
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32 import com.glavsoft.transport.Reader; |
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33 import com.glavsoft.transport.Writer; |
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34 import com.glavsoft.utils.Strings; |
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35 import com.glavsoft.viewer.*; |
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36 import com.glavsoft.viewer.swing.gui.PasswordDialog; |
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37 |
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38 import javax.swing.*; |
83 | 39 |
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40 import java.io.IOException; |
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41 import java.lang.reflect.InvocationTargetException; |
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42 import java.net.Socket; |
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43 import java.util.List; |
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44 import java.util.concurrent.CancellationException; |
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45 import java.util.concurrent.ExecutionException; |
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46 import java.util.logging.Logger; |
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47 |
207 | 48 import jp.ac.u_ryukyu.treevnc.TreeRFBProto; |
60 | 49 |
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50 /** |
224 | 51 * @author dime at tightvnc.com |
52 */ | |
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53 public class SwingRfbConnectionWorker extends SwingWorker<Void, String> implements RfbConnectionWorker, IRfbSessionListener { |
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54 |
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55 private String predefinedPassword; |
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56 private ConnectionPresenter presenter; |
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57 private JFrame parentWindow; |
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58 private SwingViewerWindowFactory viewerWindowFactory; |
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59 private Logger logger; |
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60 private volatile boolean isStoppingProcess; |
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61 private SwingViewerWindow viewerWindow; |
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62 protected String connectionString; |
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63 protected Protocol workingProtocol; |
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64 protected Socket workingSocket; |
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65 protected ProtocolSettings rfbSettings; |
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66 protected UiSettings uiSettings; |
207 | 67 private TreeRFBProto myRfb; |
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68 |
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69 @Override |
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70 public Void doInBackground() throws Exception { |
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71 if (null == workingSocket) throw new ConnectionErrorException("Null socket"); |
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72 workingSocket.setTcpNoDelay(true); // disable Nagle algorithm |
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73 Reader reader = new Reader(workingSocket.getInputStream()); |
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74 Writer writer = new Writer(workingSocket.getOutputStream()); |
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75 |
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76 workingProtocol = new Protocol(reader, writer, |
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77 new PasswordChooser(connectionString, parentWindow, this), |
306 | 78 rfbSettings, myRfb); |
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79 String message = "Handshaking with remote host"; |
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80 logger.info(message); |
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81 publish(message); |
373 | 82 workingProtocol.handshake(); |
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83 |
224 | 84 // tryAgain = false; |
57
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85 return null; |
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86 } |
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87 |
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88 public SwingRfbConnectionWorker(String predefinedPassword, ConnectionPresenter presenter, JFrame parentWindow, |
224 | 89 SwingViewerWindowFactory viewerWindowFactory, TreeRFBProto myRfb) { |
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90 this.predefinedPassword = predefinedPassword; |
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91 this.presenter = presenter; |
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92 this.parentWindow = parentWindow; |
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93 this.viewerWindowFactory = viewerWindowFactory; |
60 | 94 this.myRfb = myRfb; |
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95 logger = Logger.getLogger(getClass().getName()); |
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96 } |
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97 |
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98 |
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99 @Override |
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100 protected void process(List<String> strings) { // EDT |
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101 String message = strings.get(strings.size() - 1); // get last |
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102 presenter.showMessage(message); |
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103 } |
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104 |
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105 @Override |
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106 protected void done() { // EDT |
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107 try { |
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108 get(); |
382 | 109 startVNCConnection(); |
371 | 110 |
57
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111 } catch (CancellationException e) { |
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112 logger.info("Cancelled"); |
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113 presenter.showMessage("Cancelled"); |
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114 presenter.connectionCancelled(); |
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115 } catch (InterruptedException e) { |
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116 logger.info("Interrupted"); |
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117 presenter.showMessage("Interrupted"); |
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118 presenter.connectionFailed(); |
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119 } catch (ExecutionException ee) { |
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120 String errorTitle; |
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121 String errorMessage; |
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122 try { |
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123 throw ee.getCause(); |
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124 } catch (UnsupportedProtocolVersionException e) { |
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125 errorTitle = "Unsupported Protocol Version"; |
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126 errorMessage = e.getMessage(); |
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127 logger.severe(errorMessage); |
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128 } catch (UnsupportedSecurityTypeException e) { |
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129 errorTitle = "Unsupported Security Type"; |
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130 errorMessage = e.getMessage(); |
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131 logger.severe(errorMessage); |
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132 } catch (AuthenticationFailedException e) { |
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133 errorTitle = "Authentication Failed"; |
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134 errorMessage = e.getMessage(); |
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135 logger.severe(errorMessage); |
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136 presenter.clearPredefinedPassword(); |
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137 } catch (TransportException e) { |
224 | 138 // if ( ! isAppletStopped) { |
57
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139 errorTitle = "Connection Error"; |
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140 errorMessage = "Connection Error: " + e.getMessage(); |
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141 logger.severe(errorMessage); |
224 | 142 // } |
57
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143 } catch (IOException e) { |
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144 errorTitle = "Connection Error"; |
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145 errorMessage = "Connection Error: " + e.getMessage(); |
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146 logger.severe(errorMessage); |
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147 } catch (FatalException e) { |
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148 errorTitle = "Connection Error"; |
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149 errorMessage = "Connection Error: " + e.getMessage(); |
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150 logger.severe(errorMessage); |
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151 } catch (Throwable e) { |
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152 errorTitle = "Error"; |
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153 errorMessage = "Error: " + e.getMessage(); |
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154 logger.severe(errorMessage); |
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155 } |
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156 presenter.showReconnectDialog(errorTitle, errorMessage); |
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157 presenter.clearMessage(); |
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158 presenter.connectionFailed(); |
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159 } |
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160 } |
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161 |
395
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162 @Override |
382 | 163 public void startVNCConnection() { |
164 presenter.showMessage("Handshake established"); | |
389 | 165 myRfb.newVNCConnection(workingProtocol, presenter); |
382 | 166 ClipboardControllerImpl clipboardController; |
167 if(!myRfb.getCuiVersion()) | |
168 clipboardController = new ClipboardControllerImpl(workingProtocol, rfbSettings.getRemoteCharsetName()); | |
169 else | |
170 clipboardController = new ClipboardControllerImpl(workingProtocol, "cui"); | |
171 clipboardController.setEnabled(rfbSettings.isAllowClipboardTransfer()); | |
172 rfbSettings.addListener(clipboardController); | |
173 if(!myRfb.getCuiVersion()) | |
174 viewerWindow = viewerWindowFactory.createViewerWindow(workingProtocol, rfbSettings, uiSettings, connectionString, presenter); | |
175 workingProtocol.startNormalHandling(this,viewerWindow.getSurface(), clipboardController, myRfb); | |
176 presenter.showMessage("Started"); | |
177 | |
178 if(!myRfb.getCuiVersion()) | |
179 presenter.successfulRfbConnection(); | |
180 // hide VNC server's view to prevent video feed back. | |
181 if (myRfb.hasViewer()) { | |
385 | 182 boolean visibility = presenter.getReconnectingId() != myRfb.getId(); |
183 viewerWindow.setVisible(visibility); | |
382 | 184 viewerWindow.zoomToFit(); |
185 } | |
186 } | |
187 | |
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188 @Override |
395
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189 public void startVNCConnectionWithSocket (Reader is, Writer os) { |
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190 workingProtocol = new Protocol(is, os, |
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191 new PasswordChooser(connectionString, parentWindow, this), |
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192 rfbSettings, myRfb); |
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193 startVNCConnection(); |
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194 } |
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195 |
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196 @Override |
224 | 197 public void rfbSessionStopped(final String reason) { |
57
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198 if (workingProtocol != null) { |
224 | 199 workingProtocol.cleanUpSession(); |
200 } | |
201 if (isStoppingProcess) return; | |
202 cleanUpUISessionAndConnection(); | |
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203 logger.info("Rfb session stopped: " + reason); |
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204 if (presenter.needReconnection()) { |
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205 SwingUtilities.invokeLater(new Runnable() { |
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206 @Override |
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207 public void run() { |
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208 presenter.showReconnectDialog("Connection error", reason); |
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209 presenter.reconnect(predefinedPassword); |
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210 } |
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211 }); |
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212 } |
224 | 213 } |
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214 |
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215 @Override |
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216 public boolean cancel() { |
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217 boolean res = super.cancel(true); |
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218 if (res && workingProtocol != null) { |
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219 workingProtocol.cleanUpSession(); |
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220 } |
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221 cleanUpUISessionAndConnection(); |
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222 return res; |
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223 } |
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224 |
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225 private synchronized void cleanUpUISessionAndConnection() { |
224 | 226 isStoppingProcess = true; |
227 if (workingSocket != null && workingSocket.isConnected()) { | |
228 try { | |
229 workingSocket.close(); | |
230 } catch (IOException e) { /*nop*/ } | |
231 } | |
232 if (viewerWindow != null) { | |
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233 viewerWindow.close(); |
224 | 234 } |
235 isStoppingProcess = false; | |
236 } | |
57
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237 |
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238 @Override |
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239 public void setWorkingSocket(Socket workingSocket) { |
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240 this.workingSocket = workingSocket; |
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241 } |
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242 |
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243 @Override |
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244 public void setRfbSettings(ProtocolSettings rfbSettings) { |
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245 this.rfbSettings = rfbSettings; |
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246 } |
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247 |
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248 @Override |
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249 public void setUiSettings(UiSettings uiSettings) { |
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250 this.uiSettings = uiSettings; |
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251 } |
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252 |
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253 @Override |
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254 public void setConnectionString(String connectionString) { |
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255 this.connectionString = connectionString; |
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256 } |
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257 |
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258 /** |
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259 * Ask user for password if needed |
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260 */ |
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261 private class PasswordChooser implements IPasswordRetriever { |
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262 PasswordDialog passwordDialog; |
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263 private String connectionString; |
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264 private final JFrame owner; |
83 | 265 private final ConnectionWorker<Void> onCancel; |
57
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266 |
83 | 267 private PasswordChooser(String connectionString, JFrame parentWindow, ConnectionWorker<Void> onCancel) { |
57
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268 this.connectionString = connectionString; |
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269 this.owner = parentWindow; |
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270 this.onCancel = onCancel; |
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271 } |
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272 |
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273 @Override |
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274 public String getPassword() { |
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275 return Strings.isTrimmedEmpty(predefinedPassword) ? |
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276 getPasswordFromGUI() : |
224 | 277 predefinedPassword; |
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278 } |
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279 |
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280 private String getPasswordFromGUI() { |
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281 try { |
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282 SwingUtilities.invokeAndWait(new Runnable() { |
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283 @Override |
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284 public void run() { |
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285 if (null == passwordDialog) { |
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286 passwordDialog = new PasswordDialog(owner, onCancel); |
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287 } |
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288 passwordDialog.setServerHostName(connectionString); |
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289 passwordDialog.toFront(); |
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290 passwordDialog.setVisible(true); |
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291 } |
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292 }); |
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293 } catch (InterruptedException e) { |
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294 //nop |
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295 } catch (InvocationTargetException e) { |
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296 //nop |
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297 } |
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298 return passwordDialog.getPassword(); |
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299 } |
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300 } |
192 | 301 |
224 | 302 @Override |
303 public SwingViewerWindow getViewer() { | |
304 return viewerWindow; | |
305 } | |
202 | 306 |
224 | 307 @Override |
308 public Socket getSocket() { | |
309 return workingSocket; | |
310 } | |
57
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311 } |