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annotate src/main/java/com/glavsoft/rfb/protocol/ReceiverTask.java @ 345:47e351909227

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add stop children sender when change server.
author one@firefly.cr.ie.u-ryukyu.ac.jp
date Tue, 10 Feb 2015 18:18:49 +0900
parents 4713559f5838
children 89c41f9870ba 1f86df6504b7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
57
17b702648079 version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
parents: 0
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC.
0
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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.rfb.protocol;
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26
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27 import com.glavsoft.drawing.Renderer;
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28 import com.glavsoft.exceptions.CommonException;
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29 import com.glavsoft.exceptions.ProtocolException;
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30 import com.glavsoft.exceptions.TransportException;
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31 import com.glavsoft.rfb.ClipboardController;
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32 import com.glavsoft.rfb.IRepaintController;
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33 import com.glavsoft.rfb.client.FramebufferUpdateRequestMessage;
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34 import com.glavsoft.rfb.client.SetPixelFormatMessage;
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35 import com.glavsoft.rfb.encoding.EncodingType;
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36 import com.glavsoft.rfb.encoding.PixelFormat;
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37 import com.glavsoft.rfb.encoding.decoder.*;
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38 import com.glavsoft.transport.Reader;
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39
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40 import java.io.PrintWriter;
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41 import java.io.StringWriter;
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42 import java.io.UnsupportedEncodingException;
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43 import java.util.Timer;
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44 import java.util.TimerTask;
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45 import java.util.logging.Logger;
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46
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47 import com.glavsoft.viewer.ViewerInterface;
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48 import jp.ac.u_ryukyu.treevnc.*;
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49
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50
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51 public class ReceiverTask implements Runnable {
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52 private static final byte FRAMEBUFFER_UPDATE = 0;
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53 private static final byte SET_COLOR_MAP_ENTRIES = 1;
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54 private static final byte BELL = 2;
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55 private static final byte SERVER_CUT_TEXT = 3;
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56
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57
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58 private static Logger logger = Logger.getLogger("com.glavsoft.rfb.protocol.ReceiverTask");
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59 private Reader reader;
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60 private volatile boolean isRunning = false;
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61 private Renderer renderer;
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62 private final IRepaintController repaintController;
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63 private final ClipboardController clipboardController;
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64 protected final DecodersContainer decoders;
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65 protected FramebufferUpdateRequestMessage fullscreenFbUpdateIncrementalRequest;
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66 protected final ProtocolContext context;
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67 protected PixelFormat pixelFormat;
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68 protected boolean needSendPixelFormat;
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69 private TreeRFBProto rfb;
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70 private long checkCounter = 0;
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71 public int numberOfRectangles = 0;
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72 private Timer timer = null;
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73
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74 public ReceiverTask(Reader reader,
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75 IRepaintController repaintController, ClipboardController clipboardController,
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76 DecodersContainer decoders, final ProtocolContext context,
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77 TreeRFBProto _rfb) {
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78 rfb = _rfb;
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79 this.reader = reader;
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80 this.repaintController = repaintController;
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81 this.clipboardController = clipboardController;
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82 this.context = context;
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83 this.decoders = decoders;
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84
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85 Decoder decoder = new ZRLEESender(rfb);
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86 decoders.setDecoderByType(EncodingType.ZLIB, decoder);
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87 decoders.setDecoderByType(EncodingType.ZRLE, decoder);
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88 decoders.setDecoderByType(EncodingType.ZRLEE, decoder);
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89
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90 if(!rfb.getCuiVersion())
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91 if (rfb.filterSingleDisplay) {
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92 renderer = repaintController.createRenderer(reader, rfb.getSingleWidth(), rfb.getSingleHeight(), context.getPixelFormat());
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93 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(0, 0, rfb.getSingleWidth(), rfb.getSingleHeight(), true);
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94 } else {
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95 renderer = repaintController.createRenderer(reader, context.getFbWidth(), context.getFbHeight(), context.getPixelFormat());
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96 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(0, 0, context.getFbWidth(), context.getFbHeight(), true);
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97 }
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98 if(rfb.isTreeManager()) {
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99 fullscreenFbUpdateIncrementalRequest.sendFullScreenRequest();
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100 connectionFinished();
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101 if(rfb.checkDelay) {
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102 SendCheckDelay sendCheckDelay = new SendCheckDelay(rfb);
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103 Thread sendCheckDelayThread = new Thread(sendCheckDelay, "send-check-delay");
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104 sendCheckDelayThread.start();
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105 }
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106 if(rfb.fixingSize) {
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107 timer = new Timer("framebufferUpdate-request-timer", true);
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108 timer.schedule(new TimerTask() {
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109 @Override
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110 public void run() {
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111 context.setFbWidth(rfb.fixingSizeWidth);
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112 context.setFbHeight(rfb.fixingSizeHeight);
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113 context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, context.getFbWidth(), context.getFbHeight(), true));
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114 }
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115 }, 0, 100);
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116 }
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117 }
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118 }
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119
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120 @Override
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121 public void run() {
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122 isRunning = true;
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123 while (isRunning) {
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124 try {
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125 if(! rfb.isTreeManager()) {
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126 // client has 8byte packet sequence number
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127 // add serial number flag (4byte)
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128 reader.mark(20+8+4);
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129 getLost(reader); //check seq consistency
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130 } else {
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131 reader.mark(20);
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132 }
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133 byte messageId = reader.readByte();
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134 switch (messageId) {
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135 case FRAMEBUFFER_UPDATE:
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136 // logger.fine("Server message: FramebufferUpdate (0)");
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137 framebufferUpdateMessage();
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138 break;
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139 case SET_COLOR_MAP_ENTRIES:
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140 logger.severe("Server message SetColorMapEntries is not implemented. Skip.");
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141 setColorMapEntries();
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142 break;
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143 case BELL:
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144 logger.fine("Server message: Bell");
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145 // System.out.print("\0007");
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146 // System.out.flush();
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147 break;
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148 case SERVER_CUT_TEXT:
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149 logger.fine("Server message: CutText (3)");
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150 serverCutText();
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151 break;
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152 default:
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153 logger.severe("Unsupported server message. Id = " + messageId);
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154 }
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155 } catch (TransportException e) {
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156 logger.severe("Close session: " + e.getMessage());
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157 if(!rfb.isTreeManager() && !(rfb.getTerminationType())) {
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158 System.out.println("death parent node, wait connect new parent node.");
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159 // close viewer
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160 ViewerInterface viewer = rfb.getViewer();
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161 viewer.setVisible(false);
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162 try {
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163 // clean DataInputStream
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164 reader.close();
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165 } catch (TransportException e1) {
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166 e1.printStackTrace();
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167 }
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168 }
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169 stopTask();
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parents: 215
diff changeset
170 } catch (ProtocolException e) {
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parents: 215
diff changeset
171 logger.severe(e.getMessage());
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parents: 215
diff changeset
172 if (isRunning) {
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parents: 215
diff changeset
173 context.cleanUpSession(e.getMessage() + "\nConnection closed.");
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parents: 215
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174 }
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parents: 215
diff changeset
175 stopTask();
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oc
parents: 215
diff changeset
176 } catch (CommonException e) {
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parents: 215
diff changeset
177 logger.severe(e.getMessage());
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parents: 215
diff changeset
178 if (isRunning) {
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parents: 215
diff changeset
179 context.cleanUpSession("Connection closed..");
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parents: 215
diff changeset
180 }
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parents: 215
diff changeset
181 stopTask();
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parents: 215
diff changeset
182 } catch (Throwable te) {
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parents: 215
diff changeset
183 StringWriter sw = new StringWriter();
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parents: 215
diff changeset
184 PrintWriter pw = new PrintWriter(sw);
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parents: 215
diff changeset
185 te.printStackTrace(pw);
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parents: 215
diff changeset
186 logger.severe(te.getMessage());
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parents: 215
diff changeset
187 if (isRunning) {
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parents: 215
diff changeset
188 context.cleanUpSession(te.getMessage() + "\n" + sw.toString());
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parents: 215
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189 }
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parents: 215
diff changeset
190 stopTask();
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parents: 215
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191 }
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parents: 215
diff changeset
192 }
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parents: 215
diff changeset
193 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
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194
224
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oc
parents: 215
diff changeset
195 private void sleep(int i) {
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oc
parents: 215
diff changeset
196 try {
145
649794dfb9d5 add my hostname to handle multiple network
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
197 Thread.sleep(i);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
198 } catch (InterruptedException e) {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
199 // nothing.
332
6a6653b67bd7 fix bug lostChild and change message panel failed connect death node
oc
parents: 331
diff changeset
200
145
649794dfb9d5 add my hostname to handle multiple network
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
201 }
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
202 }
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
203
649794dfb9d5 add my hostname to handle multiple network
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
204
649794dfb9d5 add my hostname to handle multiple network
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 135
diff changeset
205 private void setColorMapEntries() throws TransportException {
224
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oc
parents: 215
diff changeset
206 reader.readByte(); // padding
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oc
parents: 215
diff changeset
207 reader.readUInt16(); // first color index
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oc
parents: 215
diff changeset
208 int length = reader.readUInt16();
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oc
parents: 215
diff changeset
209 while (length-- > 0) {
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oc
parents: 215
diff changeset
210 reader.readUInt16(); // R
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oc
parents: 215
diff changeset
211 reader.readUInt16(); // G
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oc
parents: 215
diff changeset
212 reader.readUInt16(); // B
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oc
parents: 215
diff changeset
213 }
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oc
parents: 215
diff changeset
214 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
215
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
216 private void serverCutText() throws TransportException {
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oc
parents: 215
diff changeset
217 reader.readByte(); // padding
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oc
parents: 215
diff changeset
218 reader.readInt16(); // padding
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oc
parents: 215
diff changeset
219 int length = reader.readInt32() & Integer.MAX_VALUE;
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oc
parents: 215
diff changeset
220 clipboardController.updateSystemClipboard(reader.readBytes(length));
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oc
parents: 215
diff changeset
221 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
222
336
2aa4fcbc5ba2 fix framebufferUpdate
oc
parents: 332
diff changeset
223 public void framebufferUpdateMessage() throws CommonException {
276
0309ea3a4f4e fix option --filterSingleDisplay, -p version.
oc
parents: 275
diff changeset
224
336
2aa4fcbc5ba2 fix framebufferUpdate
oc
parents: 332
diff changeset
225 try {
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oc
parents: 332
diff changeset
226 reader.readByte(); // padding
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oc
parents: 332
diff changeset
227 this.numberOfRectangles = reader.readUInt16();
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parents: 332
diff changeset
228 if(numberOfRectangles != 1)
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parents: 332
diff changeset
229 System.out.println("numberofrectangle : " + numberOfRectangles);
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parents: 332
diff changeset
230 while (numberOfRectangles-- > 0) {
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parents: 332
diff changeset
231 FramebufferUpdateRectangle rect = new FramebufferUpdateRectangle();
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oc
parents: 332
diff changeset
232 rect.fill(reader);
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parents: 332
diff changeset
233 long time = System.currentTimeMillis();
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parents: 332
diff changeset
234 if(rfb.isTreeManager() && rfb.checkDelay)
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parents: 332
diff changeset
235 System.out.println(time + " : size : " + rect.width * rect.height);
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parents: 332
diff changeset
236 Decoder decoder = decoders.getDecoderByType(rect.getEncodingType());
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parents: 332
diff changeset
237 logger.finest(rect.toString() + (0 == numberOfRectangles ? "\n---" : ""));
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parents: 332
diff changeset
238 if (decoder != null) {
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parents: 332
diff changeset
239 decoder.decode(reader, renderer, rect); // TreeVNC processing here
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parents: 332
diff changeset
240 if (rfb.getCuiVersion()) continue;
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parents: 332
diff changeset
241 if (rfb.filterSingleDisplay && rect.x >= rfb.getSingleWidth()) continue;
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parents: 332
diff changeset
242 repaintController.repaintBitmap(rect);
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parents: 332
diff changeset
243 } else if (rect.getEncodingType() == EncodingType.RICH_CURSOR) {
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parents: 332
diff changeset
244 RichCursorDecoder.getInstance().decode(reader, renderer, rect);
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parents: 332
diff changeset
245 if(repaintController!=null)
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parents: 332
diff changeset
246 repaintController.repaintCursor();
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parents: 332
diff changeset
247 } else if (rect.getEncodingType() == EncodingType.CURSOR_POS) {
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parents: 332
diff changeset
248 renderer.decodeCursorPosition(rect);
224
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parents: 215
diff changeset
249 repaintController.repaintCursor();
336
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parents: 332
diff changeset
250 } else if (rect.getEncodingType() == EncodingType.DESKTOP_SIZE || rect.getEncodingType() == EncodingType.INIT_DATA ) {
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oc
parents: 332
diff changeset
251 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(0, 0, rect.width, rect.height, false);
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parents: 332
diff changeset
252 rfb.setCuiVersion(false);
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parents: 332
diff changeset
253 boolean visible = true;
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parents: 332
diff changeset
254 if (rect.getEncodingType() == EncodingType.INIT_DATA) {
345
47e351909227 add stop children sender when change server.
one@firefly.cr.ie.u-ryukyu.ac.jp
parents: 339
diff changeset
255 // VNCServer is changed, initiarize new screen.
336
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oc
parents: 332
diff changeset
256 int length = reader.readInt32();
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parents: 332
diff changeset
257 byte[] initData = new byte[length];
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parents: 332
diff changeset
258 reader.read(initData);
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parents: 332
diff changeset
259 String name = new String(initData, 24, length - 24, "UTF-8");
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parents: 332
diff changeset
260 rfb.getContext().setRemoteDesktopName(name);
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parents: 332
diff changeset
261 rfb.getContext().setInitData(initData);
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parents: 332
diff changeset
262 repaintController.updateRemoteDesktopName(rfb.getContext());
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parents: 332
diff changeset
263 reader.reset();
345
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one@firefly.cr.ie.u-ryukyu.ac.jp
parents: 339
diff changeset
264 // All children multicastqueue should be discarded hear.
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one@firefly.cr.ie.u-ryukyu.ac.jp
parents: 339
diff changeset
265 rfb.clearChildrenTransmission();
336
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oc
parents: 332
diff changeset
266 rfb.readSendData(length + 20, reader, null, rect); // size of UpdateRectangleMessage with initData.
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parents: 332
diff changeset
267 short id = (short) rect.x;
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parents: 332
diff changeset
268 visible = (id != rfb.getId());
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parents: 332
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269 }
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oc
parents: 332
diff changeset
270 synchronized (renderer.getLock()) {
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parents: 332
diff changeset
271 if(!(rfb.getCuiVersion()))
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parents: 332
diff changeset
272 renderer = repaintController.createRenderer(reader, rect.width, rect.height, context.getPixelFormat());
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parents: 332
diff changeset
273 }
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oc
parents: 332
diff changeset
274 if (rect.getEncodingType() == EncodingType.INIT_DATA) {
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parents: 332
diff changeset
275 repaintController.setVisible(visible);
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parents: 332
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276 }
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parents: 332
diff changeset
277 context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, rect.width, rect.height, false));
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parents: 332
diff changeset
278 // repaintController.repaintCursor();
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oc
parents: 332
diff changeset
279 } else if (rect.getEncodingType() == EncodingType.CHECK_DELAY) {
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parents: 332
diff changeset
280 int checkDelaySize = 24;
224
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oc
parents: 215
diff changeset
281 reader.reset();
336
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parents: 332
diff changeset
282 rfb.readSendData(checkDelaySize, reader, null, rect);
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parents: 332
diff changeset
283 int port = rfb.acceptPort;
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parents: 332
diff changeset
284 String address = rfb.getMyAddress();
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oc
parents: 332
diff changeset
285 sendCheckDelayReply(rect.time, port, address);
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oc
parents: 332
diff changeset
286 } else if (rect.getEncodingType() == EncodingType.SEND_SINGLE_DISPLAY_SIZE) {
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parents: 332
diff changeset
287 rfb.setSingleDisplaySize(rect.width, rect.height);
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parents: 332
diff changeset
288 // 下に送る
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oc
parents: 332
diff changeset
289 } else if (rect.getEncodingType() == EncodingType.SOUND) {
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oc
parents: 332
diff changeset
290 // SOUNDを受信した時の処理を
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oc
parents: 332
diff changeset
291 } else
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oc
parents: 332
diff changeset
292 throw new CommonException("Unprocessed encoding: " + rect.toString());
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oc
parents: 332
diff changeset
293 }
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oc
parents: 332
diff changeset
294 } catch (UnsupportedEncodingException e) {
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oc
parents: 332
diff changeset
295 e.printStackTrace();
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oc
parents: 332
diff changeset
296 reader.close();
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
297 }
275
0f9b3de45fb2 set main display size.
oc
parents: 272
diff changeset
298
336
2aa4fcbc5ba2 fix framebufferUpdate
oc
parents: 332
diff changeset
299 if (rfb.isTreeManager()) {
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oc
parents: 332
diff changeset
300 synchronized (this) {
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oc
parents: 332
diff changeset
301 if (needSendPixelFormat) {
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oc
parents: 332
diff changeset
302 needSendPixelFormat = false;
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oc
parents: 332
diff changeset
303 context.setPixelFormat(pixelFormat);
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oc
parents: 332
diff changeset
304 context.sendMessage(new SetPixelFormatMessage(pixelFormat));
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oc
parents: 332
diff changeset
305 logger.fine("sent: " + pixelFormat);
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oc
parents: 332
diff changeset
306 context.sendRefreshMessage();
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oc
parents: 332
diff changeset
307 logger.fine("sent: nonincremental fb update");
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oc
parents: 332
diff changeset
308 } else {
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oc
parents: 332
diff changeset
309 context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, context.getFbWidth(), context.getFbHeight(), false));
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oc
parents: 332
diff changeset
310 }
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
311 }
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oc
parents: 215
diff changeset
312 }
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oc
parents: 215
diff changeset
313 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
314
234
8479ad028ec7 fix checkdelay send and get.
oc
parents: 233
diff changeset
315 private void sendCheckDelayReply(long time, int port, String address) throws UnsupportedEncodingException {
8479ad028ec7 fix checkdelay send and get.
oc
parents: 233
diff changeset
316 context.sendMessage(new CheckDelayReply(time, port, address));
230
f4ea9ff04741 reply checkdelay
oc
parents: 229
diff changeset
317 }
f4ea9ff04741 reply checkdelay
oc
parents: 229
diff changeset
318
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
319 public synchronized void queueUpdatePixelFormat(PixelFormat pf) {
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oc
parents: 215
diff changeset
320 pixelFormat = pf;
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oc
parents: 215
diff changeset
321 needSendPixelFormat = true;
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oc
parents: 215
diff changeset
322 // context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, 1, 1, false));
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oc
parents: 215
diff changeset
323 }
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
324
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
325 public void stopTask() {
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oc
parents: 215
diff changeset
326 isRunning = false;
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oc
parents: 215
diff changeset
327 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
328
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
329 private void connectionFinished() {
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oc
parents: 215
diff changeset
330 rfb.vncConnected(true);
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oc
parents: 215
diff changeset
331 }
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
332
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
333 private void getLost(Reader reader) throws Exception {
242
a640cd7001e1 fix checkdelay, and fix serial number option
oc
parents: 241
diff changeset
334 int addSerialNumFlag = reader.readInt32();
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
335 long num = reader.readInt64();
243
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
336 if (addSerialNumFlag == 1) {
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
337 rfb.setAddSerialNum(true);
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
338 if(num != ++checkCounter) {
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
339 System.out.println("LostData" + (num - checkCounter));
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
340 checkCounter = num;
0ed7719c1800 fix serial number option.
oc
parents: 242
diff changeset
341 }
224
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
342 }
ccbc3a951961 fix indent, update mm.
oc
parents: 215
diff changeset
343 }
0
4689cc86d6cb create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
344 }