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1 package treeVnc;
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2
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3 import java.awt.*;
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4 import java.awt.event.*;
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5 import java.io.*;
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6 import java.net.*;
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7 import java.util.Random;
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8
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9 import java.nio.ByteBuffer;
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10
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11 public class MyVncClient extends VncViewer implements InterfaceForViewer,
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12 java.lang.Runnable, WindowListener {
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13
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14 /**
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15 *
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16 */
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17 private static final long serialVersionUID = 1L;
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18 private boolean inAnApplet = true;
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19 private boolean inSeparateFrame = false;
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20 private Socket clientSocket = null;
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21 private String parent, treenum;
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22 private String leaderflag;
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23 // private boolean runflag = false;
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24 private boolean first = true;
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25
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26 private EchoClient echoValue;
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27 private int echoPort;
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28 private String pHost;
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29 private TextBoxClient getHost;
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30 private GetBroadCastClient getBcast;
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31 private Thread runBcast;
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32 private BroadCastClient bCast;
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33 boolean isClient = false;
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34
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35 //
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36 // main() is called when run as a java program from the command line.
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37 // It simply runs the applet inside a newly-created frame.
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38 //
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39
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40 public void treeVncClient(String[] argv) {
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41 isClient = true;
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42 MyVncClient v = new MyVncClient();
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43 v.echoValue = null;
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44 v.runClient(argv);
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45 }
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46
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47 private void runClient(String[] argv) {
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48 mainArgs = argv;
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49 System.out.println(mainArgs.length);
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50 inAnApplet = false;
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51 inSeparateFrame = true;
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52 if (mainArgs.length != 0) {
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53 if ("-c".equals(argv[0])) {
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54 if(argv.length==3){
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55 pHost = argv[1];
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56 port = Integer.parseInt(argv[2]);
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57 } else {
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58 getHost = new TextBoxClient();
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59 getHost.ipRegister();
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60 pHost = getHost.getAddressOption();
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61 port = Integer.parseInt(getHost.getPortOption());
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62 }
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63 } else {
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64 bCast = new BroadCastClient("who");
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65 bCast.createSocket();
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66 bCast.sendData();
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67 getBcast = new GetBroadCastClient();
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68 if ("-reg".equals(argv[0]) && getNamePort() != null) {
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69 getBcast.text.checkBox(getNamePort());
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70 getBcast.text.setButton();
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71 getBcast.text.visible();
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72 } else {
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73 runBcast = new Thread(getBcast);
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74 runBcast.start();
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75 getBcast.setStopFlag(true);
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76 }
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77 pHost = getBcast.text.getAddress();
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78 port = Integer.parseInt(getBcast.text.getPort());
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79 if (!("-reg".equals(argv[0])))
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80 getBcast.socketClose();
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81
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82 }
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83 } else {
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84 bCast = new BroadCastClient("who");
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85 bCast.createSocket();
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86 bCast.sendData();
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87 getBcast = new GetBroadCastClient();
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88 runBcast = new Thread(getBcast);
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89 runBcast.start();
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90 getBcast.setStopFlag(true);
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91 pHost = getBcast.text.getAddress();
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92 port = Integer.parseInt(getBcast.text.getPort());
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93 }
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94
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95 // getBcast.text.checkBox(getNamePort());
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96 /*
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97 * try { Thread.sleep(1000); } catch (InterruptedException e) {
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98 * e.printStackTrace(); }
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99 */
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100
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101 /*
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102 *
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103 * if(mainArgs.length == 0) getBcast.setStopFlag(true); else { getHost =
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104 * new TextBoxClient(); getHost.ipRegister(); }
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105 *
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106 * if (mainArgs.length > 0) pHost = getHost.getAddressOption(); //pHost
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107 * = mainArgs[0]; else { pHost = getBcast.text.getAddress(); }
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108 *
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109 *
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110 * //pHost = "cls080.ie.u-ryukyu.ac.jp"; if (mainArgs.length > 0) port =
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111 * Integer.parseInt(getHost.getPortOption()); //port =
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112 * Integer.parseInt(mainArgs[1]); else { port =
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113 * Integer.parseInt(getBcast.text.getPort()); getBcast.socketClose(); //
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114 * port = 5999; }
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115 */
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116 init();
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117 start_threads();
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118 start();
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119
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120 }
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121
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122 public void init() {
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123
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124 readParameters();
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125
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126 refApplet = this;
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127
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128 if (inSeparateFrame) {
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129 vncFrame = new Frame("TightVNC");
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130 if (!inAnApplet) {
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131 vncFrame.add("Center", this);
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132 }
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133 vncContainer = vncFrame;
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134 } else {
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135 vncContainer = this;
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136 }
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137
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138 recordingSync = new Object();
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139
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140 options = new OptionsFrame(this);
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141 clipboard = new ClipboardFrame(this);
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142 if (RecordingFrame.checkSecurity())
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143 rec = new RecordingFrame(this);
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144
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145 sessionFileName = null;
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146 recordingActive = false;
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147 recordingStatusChanged = false;
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148 cursorUpdatesDef = null;
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149 eightBitColorsDef = null;
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150
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151 if (inSeparateFrame)
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152 vncFrame.addWindowListener(this);
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153
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154 rfbThread = new Thread(this);
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155 }
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156
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157 public void update(Graphics g) {
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158 }
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159
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160 //
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161 // run() - executed by the rfbThread to deal with the RFB socket.
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162 //
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163
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164 public void start_threads() {
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165 rfbThread.start();
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166 }
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167
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168 public void run() {
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169
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170 gridbag = new GridBagLayout();
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171 vncContainer.setLayout(gridbag);
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172
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173 GridBagConstraints gbc = new GridBagConstraints();
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174 gbc.gridwidth = GridBagConstraints.REMAINDER;
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175 gbc.anchor = GridBagConstraints.NORTHWEST;
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176
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177 if (showControls) {
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178 buttonPanel = new ButtonPanel(this);
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179 gridbag.setConstraints(buttonPanel, gbc);
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180 vncContainer.add(buttonPanel);
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181 }
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182
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183 try {
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184
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185 if (first) {
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186 connectAndAuthenticate();
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187 accThread = new Thread(new AcceptThread(rfb, 5999));
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188 accThread.start();
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189 first = false;
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190 } else {
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191 System.out.println("reConnectAndAuthenticate() ");
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192 reConnectAndAuthenticate();
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193 // accThread = new Thread(new AcceptThread(rfb, 5999));
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194 // accThread.start();
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195 }
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196
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197 doProtocolInitialisation();
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198
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199 createCanvas(0, 0);
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200
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201 } catch (IOException e) {
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202 try {
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203 rfb.sock.close();
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204
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205 } catch (IOException e2) {
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206 e2.printStackTrace();
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207 }
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208 System.out.println("Socket error");
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209 // parent no find
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210 Random rnd = new Random();
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211 long ran = rnd.nextInt(3000) + 3000;
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212 System.out.println(ran);
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213
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214 /**
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215 * this while reconnection
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216 */
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217
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218 int counter = 0;
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219 vncFrame.setVisible(false);
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220 vncFrame.dispose();
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221
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222 while (true) {
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223 /**
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224 * if my last node case reconnectoion stop
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225 */
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226
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227 echoValue = new EchoClient(echoValue, this);
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228 // echoValue = new EchoClient(echoValue);
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229
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230 try {
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231 Thread.sleep(ran);
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232 } catch (InterruptedException e1) {
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233 e1.printStackTrace();
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234 }
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235
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236 if (counter >= 3) {
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237 echoValue.openport();
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238 echoValue.notfoundParent();
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239 }
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240
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241 echoValue.openport();
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242
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243 if (echoValue.lostHost()) {
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244 break;
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245 }
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246
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247 counter++;
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248 }
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249 } catch (Exception e) {
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250 System.out.println(e);
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251 System.exit(0);
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252 }
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253 gbc.weightx = 1.0;
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254 gbc.weighty = 1.0;
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255
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256 if (inSeparateFrame) {
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257 // Create a panel which itself is resizeable and can hold
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258 // non-resizeable VncCanvas component at the top left corner.
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259 Panel canvasPanel = new Panel();
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260 canvasPanel.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0));
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261 canvasPanel.add(vc);
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262 // Create a ScrollPane which will hold a panel with VncCanvas
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263 // inside.
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264 desktopScrollPane = new ScrollPane(ScrollPane.SCROLLBARS_AS_NEEDED);
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265 gbc.fill = GridBagConstraints.BOTH;
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266 gridbag.setConstraints(desktopScrollPane, gbc);
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267 desktopScrollPane.add(canvasPanel);
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268 // Finally, add our ScrollPane to the Frame window.
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269 vncFrame.add(desktopScrollPane);
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270 vncFrame.setTitle(rfb.desktopName);
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271 vncFrame.pack();
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272 vc.resizeDesktopFrame();
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273 } else {
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274 // Just add the VncCanvas component to the Applet.
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275 gridbag.setConstraints(vc, gbc);
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276 add(vc);
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277 validate();
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278
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279 }
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280
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281 try {
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282 if (showControls)
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283 buttonPanel.enableButtons();
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284
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285 moveFocusToDesktop();
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286
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287 processNormalProtocol();// main loop
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288
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289 } catch (NoRouteToHostException e) {
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290 fatalError("Network error: no route to server: " + host, e);
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291 } catch (UnknownHostException e) {
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292 fatalError("Network error: server name unknown: " + host, e);
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293 } catch (ConnectException e) {
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294 fatalError("Network error: could not connect to server: " + host
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295 + ":" + port, e);
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296 } catch (EOFException e) {
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297
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298 vncFrame.setVisible(false);
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299 vncFrame.dispose();
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300 // num4
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301 if (leaderflag != null) {
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302 while (true) {
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303 // echoValue = new EchoClient(echoValue, this);
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304 echoValue = new EchoClient(echoValue);
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305 echoValue.openport();
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306 // runflag = echo.losthost();
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307 if (echoValue.lostHost()) {
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308 break;
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309 }
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310
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311 }
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312 } else {
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313
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314 if (showOfflineDesktop) {
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315 e.printStackTrace();
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316 System.out
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317 .println("Network error: remote side closed connection");
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318 if (vc != null) {
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319 vc.enableInput(false);
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320 }
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321 if (inSeparateFrame) {
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322 vncFrame.setTitle(rfb.desktopName + " [disconnected]");
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323 }
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324 if (rfb != null && !rfb.closed())
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325 rfb.close();
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326 if (showControls && buttonPanel != null) {
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327 buttonPanel.disableButtonsOnDisconnect();
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328 if (inSeparateFrame) {
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329 vncFrame.pack();
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330 } else {
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331 validate();
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332 }
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333 }
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334 } else {
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335 fatalError("Network error: remote side closed connection",
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336 e);
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337 }
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338 }
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339 } catch (IOException e) {
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340 String str = e.getMessage();
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341 if (str != null && str.length() != 0) {
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342 fatalError("Network Error: " + str, e);
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343 } else {
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344 fatalError(e.toString(), e);
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345 }
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346 } catch (Exception e) {
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347 String str = e.getMessage();
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348 if (str != null && str.length() != 0) {
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349 fatalError("Error: " + str, e);
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350 } else {
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351 fatalError(e.toString(), e);
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352 }
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353 }
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354
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355 }
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356
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357 //
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358 // Create a VncCanvas instance.
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359 //
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360
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361 void createCanvas(int maxWidth, int maxHeight) throws IOException {
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362 // Determine if Java 2D API is available and use a special
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363 // version of VncCanvas if it is present.
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364 vc = null;
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365 try {
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366 // This throws ClassNotFoundException if there is no Java 2D API.
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367 Class cl = Class.forName("java.awt.Graphics2D");
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368 // If we could load Graphics2D class, then we can use VncCanvas2D.
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369 cl = Class.forName("VncCanvas2");
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370 Class[] argClasses = { this.getClass(), Integer.TYPE, Integer.TYPE };
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371 java.lang.reflect.Constructor cstr = cl.getConstructor(argClasses);
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372 Object[] argObjects = { this, new Integer(maxWidth),
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373 new Integer(maxHeight) };
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374 vc = (VncCanvas) cstr.newInstance(argObjects);
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375 } catch (Exception e) {
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376 System.out.println("Warning: Java 2D API is not available");
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377 }
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378
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379 // If we failed to create VncCanvas2D, use old VncCanvas.
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380 if (vc == null)
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381 vc = new VncCanvas(this, maxWidth, maxHeight);
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382 }
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383
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384 //
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385 // Process RFB socket messages.
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386 // If the rfbThread is being stopped, ignore any exceptions,
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387 // otherwise rethrow the exception so it can be handled.
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388 //
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389
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390 void processNormalProtocol() throws Exception {
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391 try {
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392 vc.processNormalProtocol();// main loop
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393 } catch (Exception e) {
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394 if (rfbThread == null) {
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395 System.out.println("Ignoring RFB socket exceptions"
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396 + " because applet is stopping");
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397 } else {
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398 throw e;
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399 }
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400 }
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401 }
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402
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403 //
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404 // Connect to the RFB server and authenticate the user.
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405 //
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406
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407 void connectAndAuthenticate() throws Exception {
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408
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409 showConnectionStatus("Initializing...");
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410 if (inSeparateFrame) {
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411 vncFrame.pack();
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412 vncFrame.setVisible(true);
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413 } else {
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414 validate();
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415 }
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416
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417 showConnectionStatus("Connecting to " + host + ", port " + port + "...");
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418
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419 rfb = new MyRfbProtoClient(pHost, port, this);
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420 showConnectionStatus("Connected to server");
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421
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422 rfb.readVersionMsg();
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423 showConnectionStatus("RFB server supports protocol version "
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424 + rfb.serverMajor + "." + rfb.serverMinor);
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425
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426 rfb.writeVersionMsg();
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427 showConnectionStatus("Using RFB protocol version " + rfb.clientMajor
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428 + "." + rfb.clientMinor);
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429
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430 if (rfb.serverMinor == 855) {
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431 /*
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432 * if connect to proxy, userEchoPortFlag is true. if connect to
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433 * client, userEchoPortFlag is false.
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434 */
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435 boolean useEchoPortFlag = rfb.readProxyFlag();
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436 if (useEchoPortFlag) {
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437 byte[] b = new byte[4];
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438 b = rfb.readEchoPort();
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439 echoPort = castByteInt(b);
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440
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441 InetAddress addr = InetAddress.getByName(pHost);
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442 String h = new String(addr.getHostAddress());
|
|
|
443
|
|
|
444 getParentName();
|
|
|
445 if (!(h.equals(host))) {
|
|
|
446 rfb.changeParent(host, port);
|
|
|
447 rfb.readVersionMsg();
|
|
|
448 rfb.writeVersionMsg();
|
|
|
449 boolean flag = rfb.readProxyFlag();
|
|
|
450 }
|
|
|
451 }
|
|
|
452 }
|
|
|
453
|
|
|
454 int secType = rfb.negotiateSecurity();
|
|
|
455 int authType;
|
|
|
456 if (secType == RfbProto.SecTypeTight) {
|
|
|
457 showConnectionStatus("Enabling TightVNC protocol extensions");
|
|
|
458 rfb.setupTunneling();
|
|
|
459 authType = rfb.negotiateAuthenticationTight();
|
|
|
460 } else {
|
|
|
461 authType = secType;
|
|
|
462 }
|
|
|
463
|
|
|
464 switch (authType) {
|
|
|
465 case RfbProto.AuthNone:
|
|
|
466 showConnectionStatus("No authentication needed");
|
|
|
467 rfb.authenticateNone();
|
|
|
468 break;
|
|
|
469 case RfbProto.AuthVNC:
|
|
|
470 showConnectionStatus("Performing standard VNC authentication");
|
|
|
471 if (passwordParam != null) {
|
|
|
472 rfb.authenticateVNC(passwordParam);
|
|
|
473 } else {
|
|
|
474 String pw = askPassword();
|
|
|
475 rfb.authenticateVNC(pw);
|
|
|
476 }
|
|
|
477 break;
|
|
|
478 default:
|
|
|
479 throw new Exception("Unknown authentication scheme " + authType);
|
|
|
480 }
|
|
|
481 }
|
|
|
482
|
|
|
483 void reConnectAndAuthenticate() throws Exception {
|
|
|
484
|
|
|
485 showConnectionStatus("Initializing...");
|
|
|
486
|
|
|
487 if (inSeparateFrame) {
|
|
|
488 vncFrame.pack();
|
|
|
489 vncFrame.setVisible(true);
|
|
|
490 } else {
|
|
|
491 validate();
|
|
|
492 }
|
|
|
493
|
|
|
494 showConnectionStatus("Connecting to " + host + ", port " + port + "...");
|
|
|
495
|
|
|
496 rfb.changeParent(host, port);
|
|
|
497
|
|
|
498 showConnectionStatus("Connected to server");
|
|
|
499
|
|
|
500 rfb.readVersionMsg();
|
|
|
501 showConnectionStatus("RFB server supports protocol version "
|
|
|
502 + rfb.serverMajor + "." + rfb.serverMinor);
|
|
|
503
|
|
|
504 rfb.writeVersionMsg();
|
|
|
505 showConnectionStatus("Using RFB protocol version " + rfb.clientMajor
|
|
|
506 + "." + rfb.clientMinor);
|
|
|
507
|
|
|
508 if (rfb.serverMinor == 855) {
|
|
|
509 boolean useEchoPortFlag = rfb.readProxyFlag();
|
|
|
510 if (useEchoPortFlag) {
|
|
|
511 byte[] b = new byte[4];
|
|
|
512 b = rfb.readEchoPort();
|
|
|
513 echoPort = castByteInt(b);
|
|
|
514
|
|
|
515 InetAddress addr = InetAddress.getByName(pHost);
|
|
|
516 String h = new String(addr.getHostAddress());
|
|
|
517
|
|
|
518 getParentName();
|
|
|
519 if (!(h.equals(host))) {
|
|
|
520 rfb.changeParent(host, port);
|
|
|
521 rfb.readVersionMsg();
|
|
|
522 rfb.writeVersionMsg();
|
|
|
523 boolean flag = rfb.readProxyFlag();
|
|
|
524 }
|
|
|
525 }
|
|
|
526 }
|
|
|
527 int secType = rfb.negotiateSecurity();
|
|
|
528 int authType;
|
|
|
529 if (secType == RfbProto.SecTypeTight) {
|
|
|
530 showConnectionStatus("Enabling TightVNC protocol extensions");
|
|
|
531 rfb.setupTunneling();
|
|
|
532 authType = rfb.negotiateAuthenticationTight();
|
|
|
533 } else {
|
|
|
534 authType = secType;
|
|
|
535 }
|
|
|
536
|
|
|
537 switch (authType) {
|
|
|
538 case RfbProto.AuthNone:
|
|
|
539 showConnectionStatus("No authentication needed");
|
|
|
540 rfb.authenticateNone();
|
|
|
541 break;
|
|
|
542 case RfbProto.AuthVNC:
|
|
|
543 showConnectionStatus("Performing standard VNC authentication");
|
|
|
544 if (passwordParam != null) {
|
|
|
545 rfb.authenticateVNC(passwordParam);
|
|
|
546 } else {
|
|
|
547 String pw = askPassword();
|
|
|
548 rfb.authenticateVNC(pw);
|
|
|
549 }
|
|
|
550 break;
|
|
|
551 default:
|
|
|
552 throw new Exception("Unknown authentication scheme " + authType);
|
|
|
553 }
|
|
|
554 }
|
|
|
555
|
|
|
556 //
|
|
|
557 // Show a message describing the connection status.
|
|
|
558 // To hide the connection status label, use (msg == null).
|
|
|
559 //
|
|
|
560
|
|
|
561 void showConnectionStatus(String msg) {
|
|
|
562 if (msg == null) {
|
|
|
563 if (vncContainer.isAncestorOf(connStatusLabel)) {
|
|
|
564 vncContainer.remove(connStatusLabel);
|
|
|
565 }
|
|
|
566 return;
|
|
|
567 }
|
|
|
568
|
|
|
569 System.out.println(msg);
|
|
|
570
|
|
|
571 if (connStatusLabel == null) {
|
|
|
572 connStatusLabel = new Label("Status: " + msg);
|
|
|
573 connStatusLabel.setFont(new Font("Helvetica", Font.PLAIN, 12));
|
|
|
574 } else {
|
|
|
575 connStatusLabel.setText("Status: " + msg);
|
|
|
576 }
|
|
|
577
|
|
|
578 if (!vncContainer.isAncestorOf(connStatusLabel)) {
|
|
|
579 GridBagConstraints gbc = new GridBagConstraints();
|
|
|
580 gbc.gridwidth = GridBagConstraints.REMAINDER;
|
|
|
581 gbc.fill = GridBagConstraints.HORIZONTAL;
|
|
|
582 gbc.anchor = GridBagConstraints.NORTHWEST;
|
|
|
583 gbc.weightx = 1.0;
|
|
|
584 gbc.weighty = 1.0;
|
|
|
585 gbc.insets = new Insets(20, 30, 20, 30);
|
|
|
586 gridbag.setConstraints(connStatusLabel, gbc);
|
|
|
587 vncContainer.add(connStatusLabel);
|
|
|
588 }
|
|
|
589
|
|
|
590 if (inSeparateFrame) {
|
|
|
591 vncFrame.pack();
|
|
|
592 } else {
|
|
|
593 validate();
|
|
|
594 }
|
|
|
595 }
|
|
|
596
|
|
|
597 //
|
|
|
598 // Show an authentication panel.
|
|
|
599 //
|
|
|
600
|
|
|
601 String askPassword() throws Exception {
|
|
|
602 showConnectionStatus(null);
|
|
|
603
|
|
|
604 AuthPanel authPanel = new AuthPanel(this);
|
|
|
605
|
|
|
606 GridBagConstraints gbc = new GridBagConstraints();
|
|
|
607 gbc.gridwidth = GridBagConstraints.REMAINDER;
|
|
|
608 gbc.anchor = GridBagConstraints.NORTHWEST;
|
|
|
609 gbc.weightx = 1.0;
|
|
|
610 gbc.weighty = 1.0;
|
|
|
611 gbc.ipadx = 100;
|
|
|
612 gbc.ipady = 50;
|
|
|
613 gridbag.setConstraints(authPanel, gbc);
|
|
|
614 vncContainer.add(authPanel);
|
|
|
615
|
|
|
616 if (inSeparateFrame) {
|
|
|
617 vncFrame.pack();
|
|
|
618 } else {
|
|
|
619 validate();
|
|
|
620 }
|
|
|
621
|
|
|
622 authPanel.moveFocusToDefaultField();
|
|
|
623 String pw = authPanel.getPassword();
|
|
|
624 vncContainer.remove(authPanel);
|
|
|
625 return pw;
|
|
|
626 }
|
|
|
627
|
|
|
628 //
|
|
|
629 // Do the rest of the protocol initialisation.
|
|
|
630 //
|
|
|
631
|
|
|
632 void doProtocolInitialisation() throws IOException {
|
|
|
633 rfb.writeClientInit();
|
|
|
634 rfb.readServerInit();
|
|
|
635
|
|
|
636 System.out.println("Desktop name is " + rfb.desktopName);
|
|
|
637 System.out.println("Desktop size is " + rfb.framebufferWidth + " x "
|
|
|
638 + rfb.framebufferHeight);
|
|
|
639
|
|
|
640 setEncodings();
|
|
|
641
|
|
|
642 showConnectionStatus(null);
|
|
|
643 }
|
|
|
644
|
|
|
645 //
|
|
|
646 // Send current encoding list to the RFB server.
|
|
|
647 //
|
|
|
648
|
|
|
649 int[] encodingsSaved;
|
|
|
650 int nEncodingsSaved;
|
|
|
651
|
|
|
652 void setEncodings() {
|
|
|
653 setEncodings(false);
|
|
|
654 }
|
|
|
655
|
|
|
656 void autoSelectEncodings() {
|
|
|
657 setEncodings(true);
|
|
|
658 }
|
|
|
659
|
|
|
660 void setEncodings(boolean autoSelectOnly) {
|
|
|
661 if (options == null || rfb == null || !rfb.inNormalProtocol)
|
|
|
662 return;
|
|
|
663
|
|
|
664 int preferredEncoding = options.preferredEncoding;
|
|
|
665 if (preferredEncoding == -1) {
|
|
|
666 long kbitsPerSecond = rfb.kbitsPerSecond();
|
|
|
667 if (nEncodingsSaved < 1) {
|
|
|
668 // Choose Tight or ZRLE encoding for the very first update.
|
|
|
669 System.out.println("Using Tight/ZRLE encodings");
|
|
|
670 preferredEncoding = RfbProto.EncodingTight;
|
|
|
671 } else if (kbitsPerSecond > 2000
|
|
|
672 && encodingsSaved[0] != RfbProto.EncodingHextile) {
|
|
|
673 // Switch to Hextile if the connection speed is above 2Mbps.
|
|
|
674 System.out.println("Throughput " + kbitsPerSecond
|
|
|
675 + " kbit/s - changing to Hextile encoding");
|
|
|
676 preferredEncoding = RfbProto.EncodingHextile;
|
|
|
677 } else if (kbitsPerSecond < 1000
|
|
|
678 && encodingsSaved[0] != RfbProto.EncodingTight) {
|
|
|
679 // Switch to Tight/ZRLE if the connection speed is below 1Mbps.
|
|
|
680 System.out.println("Throughput " + kbitsPerSecond
|
|
|
681 + " kbit/s - changing to Tight/ZRLE encodings");
|
|
|
682 preferredEncoding = RfbProto.EncodingTight;
|
|
|
683 } else {
|
|
|
684 // Don't change the encoder.
|
|
|
685 if (autoSelectOnly)
|
|
|
686 return;
|
|
|
687 preferredEncoding = encodingsSaved[0];
|
|
|
688 }
|
|
|
689 } else {
|
|
|
690 // Auto encoder selection is not enabled.
|
|
|
691 if (autoSelectOnly)
|
|
|
692 return;
|
|
|
693 }
|
|
|
694
|
|
|
695 int[] encodings = new int[20];
|
|
|
696 int nEncodings = 0;
|
|
|
697
|
|
|
698 encodings[nEncodings++] = preferredEncoding;
|
|
|
699 if (options.useCopyRect) {
|
|
|
700 encodings[nEncodings++] = RfbProto.EncodingCopyRect;
|
|
|
701 }
|
|
|
702
|
|
|
703 if (preferredEncoding != RfbProto.EncodingTight) {
|
|
|
704 encodings[nEncodings++] = RfbProto.EncodingTight;
|
|
|
705 }
|
|
|
706 if (preferredEncoding != RfbProto.EncodingZRLE) {
|
|
|
707 encodings[nEncodings++] = RfbProto.EncodingZRLE;
|
|
|
708 }
|
|
|
709 if (preferredEncoding != RfbProto.EncodingHextile) {
|
|
|
710 encodings[nEncodings++] = RfbProto.EncodingHextile;
|
|
|
711 }
|
|
|
712 if (preferredEncoding != RfbProto.EncodingZlib) {
|
|
|
713 encodings[nEncodings++] = RfbProto.EncodingZlib;
|
|
|
714 }
|
|
|
715 if (preferredEncoding != RfbProto.EncodingCoRRE) {
|
|
|
716 encodings[nEncodings++] = RfbProto.EncodingCoRRE;
|
|
|
717 }
|
|
|
718 if (preferredEncoding != RfbProto.EncodingRRE) {
|
|
|
719 encodings[nEncodings++] = RfbProto.EncodingRRE;
|
|
|
720 }
|
|
|
721
|
|
|
722 if (options.compressLevel >= 0 && options.compressLevel <= 9) {
|
|
|
723 encodings[nEncodings++] = RfbProto.EncodingCompressLevel0
|
|
|
724 + options.compressLevel;
|
|
|
725 }
|
|
|
726 if (options.jpegQuality >= 0 && options.jpegQuality <= 9) {
|
|
|
727 encodings[nEncodings++] = RfbProto.EncodingQualityLevel0
|
|
|
728 + options.jpegQuality;
|
|
|
729 }
|
|
|
730
|
|
|
731 if (options.requestCursorUpdates) {
|
|
|
732 encodings[nEncodings++] = RfbProto.EncodingXCursor;
|
|
|
733 encodings[nEncodings++] = RfbProto.EncodingRichCursor;
|
|
|
734 if (!options.ignoreCursorUpdates)
|
|
|
735 encodings[nEncodings++] = RfbProto.EncodingPointerPos;
|
|
|
736 }
|
|
|
737
|
|
|
738 encodings[nEncodings++] = RfbProto.EncodingLastRect;
|
|
|
739 encodings[nEncodings++] = RfbProto.EncodingNewFBSize;
|
|
|
740
|
|
|
741 boolean encodingsWereChanged = false;
|
|
|
742 if (nEncodings != nEncodingsSaved) {
|
|
|
743 encodingsWereChanged = true;
|
|
|
744 } else {
|
|
|
745 for (int i = 0; i < nEncodings; i++) {
|
|
|
746 if (encodings[i] != encodingsSaved[i]) {
|
|
|
747 encodingsWereChanged = true;
|
|
|
748 break;
|
|
|
749 }
|
|
|
750 }
|
|
|
751 }
|
|
|
752
|
|
|
753 if (encodingsWereChanged) {
|
|
|
754 try {
|
|
|
755 rfb.writeSetEncodings(encodings, nEncodings);
|
|
|
756 if (vc != null) {
|
|
|
757 vc.softCursorFree();
|
|
|
758 }
|
|
|
759 } catch (Exception e) {
|
|
|
760 e.printStackTrace();
|
|
|
761 }
|
|
|
762 encodingsSaved = encodings;
|
|
|
763 nEncodingsSaved = nEncodings;
|
|
|
764 }
|
|
|
765 }
|
|
|
766
|
|
|
767 //
|
|
|
768 // setCutText() - send the given cut text to the RFB server.
|
|
|
769 //
|
|
|
770
|
|
|
771 void setCutText(String text) {
|
|
|
772 try {
|
|
|
773 if (rfb != null && rfb.inNormalProtocol) {
|
|
|
774 rfb.writeClientCutText(text);
|
|
|
775 }
|
|
|
776 } catch (Exception e) {
|
|
|
777 e.printStackTrace();
|
|
|
778 }
|
|
|
779 }
|
|
|
780
|
|
|
781 //
|
|
|
782 // Order change in session recording status. To stop recording, pass
|
|
|
783 // null in place of the fname argument.
|
|
|
784 //
|
|
|
785
|
|
|
786 void setRecordingStatus(String fname) {
|
|
|
787 synchronized (recordingSync) {
|
|
|
788 sessionFileName = fname;
|
|
|
789 recordingStatusChanged = true;
|
|
|
790 }
|
|
|
791 }
|
|
|
792
|
|
|
793 //
|
|
|
794 // Start or stop session recording. Returns true if this method call
|
|
|
795 // causes recording of a new session.
|
|
|
796 //
|
|
|
797
|
|
|
798 boolean checkRecordingStatus() throws IOException {
|
|
|
799 synchronized (recordingSync) {
|
|
|
800 if (recordingStatusChanged) {
|
|
|
801 recordingStatusChanged = false;
|
|
|
802 if (sessionFileName != null) {
|
|
|
803 startRecording();
|
|
|
804 return true;
|
|
|
805 } else {
|
|
|
806 stopRecording();
|
|
|
807 }
|
|
|
808 }
|
|
|
809 }
|
|
|
810 return false;
|
|
|
811 }
|
|
|
812
|
|
|
813 //
|
|
|
814 // Start session recording.
|
|
|
815 //
|
|
|
816
|
|
|
817 protected void startRecording() throws IOException {
|
|
|
818 synchronized (recordingSync) {
|
|
|
819 if (!recordingActive) {
|
|
|
820 // Save settings to restore them after recording the session.
|
|
|
821 cursorUpdatesDef = options.choices[options.cursorUpdatesIndex]
|
|
|
822 .getSelectedItem();
|
|
|
823 eightBitColorsDef = options.choices[options.eightBitColorsIndex]
|
|
|
824 .getSelectedItem();
|
|
|
825 // Set options to values suitable for recording.
|
|
|
826 options.choices[options.cursorUpdatesIndex].select("Disable");
|
|
|
827 options.choices[options.cursorUpdatesIndex].setEnabled(false);
|
|
|
828 options.setEncodings();
|
|
|
829 options.choices[options.eightBitColorsIndex].select("No");
|
|
|
830 options.choices[options.eightBitColorsIndex].setEnabled(false);
|
|
|
831 options.setColorFormat();
|
|
|
832 } else {
|
|
|
833 rfb.closeSession();
|
|
|
834 }
|
|
|
835
|
|
|
836 System.out.println("Recording the session in " + sessionFileName);
|
|
|
837 rfb.startSession(sessionFileName);
|
|
|
838 recordingActive = true;
|
|
|
839 }
|
|
|
840 }
|
|
|
841
|
|
|
842 //
|
|
|
843 // Stop session recording.
|
|
|
844 //
|
|
|
845
|
|
|
846 protected void stopRecording() throws IOException {
|
|
|
847 synchronized (recordingSync) {
|
|
|
848 if (recordingActive) {
|
|
|
849 // Restore options.
|
|
|
850 options.choices[options.cursorUpdatesIndex]
|
|
|
851 .select(cursorUpdatesDef);
|
|
|
852 options.choices[options.cursorUpdatesIndex].setEnabled(true);
|
|
|
853 options.setEncodings();
|
|
|
854 options.choices[options.eightBitColorsIndex]
|
|
|
855 .select(eightBitColorsDef);
|
|
|
856 options.choices[options.eightBitColorsIndex].setEnabled(true);
|
|
|
857 options.setColorFormat();
|
|
|
858
|
|
|
859 rfb.closeSession();
|
|
|
860 System.out.println("Session recording stopped.");
|
|
|
861 }
|
|
|
862 sessionFileName = null;
|
|
|
863 recordingActive = false;
|
|
|
864 }
|
|
|
865 }
|
|
|
866
|
|
|
867 /**
|
|
|
868 * readParameters() - read parameters from the html source or from the
|
|
|
869 * command line. On the command line, the arguments are just a sequence of
|
|
|
870 * param_name/param_value pairs where the names and values correspond to
|
|
|
871 * those expected in the html applet tag source.
|
|
|
872 */
|
|
|
873
|
|
|
874 void readParameters() {
|
|
|
875 /*
|
|
|
876 * host = readParameter("HOST", !inAnApplet);
|
|
|
877 *
|
|
|
878 * if (host == null) { host = getCodeBase().getHost(); if
|
|
|
879 * (host.equals("")) { fatalError("HOST parameter not specified"); } }
|
|
|
880 *
|
|
|
881 * port = readIntParameter("PORT", 5550);
|
|
|
882 */
|
|
|
883
|
|
|
884 // Read "ENCPASSWORD" or "PASSWORD" parameter if specified.
|
|
|
885 readPasswordParameters();
|
|
|
886
|
|
|
887 String str;
|
|
|
888 if (inAnApplet) {
|
|
|
889 str = readParameter("Open New Window", false);
|
|
|
890 if (str != null && str.equalsIgnoreCase("Yes"))
|
|
|
891 inSeparateFrame = true;
|
|
|
892 }
|
|
|
893
|
|
|
894 // "Show Controls" set to "No" disables button panel.
|
|
|
895 showControls = true;
|
|
|
896 str = readParameter("Show Controls", false);
|
|
|
897 if (str != null && str.equalsIgnoreCase("No"))
|
|
|
898 showControls = false;
|
|
|
899
|
|
|
900 // "Offer Relogin" set to "No" disables "Login again" and "Close
|
|
|
901 // window" buttons under error messages in applet mode.
|
|
|
902 offerRelogin = true;
|
|
|
903 str = readParameter("Offer Relogin", false);
|
|
|
904 if (str != null && str.equalsIgnoreCase("No"))
|
|
|
905 offerRelogin = false;
|
|
|
906
|
|
|
907 // Do we continue showing desktop on remote disconnect?
|
|
|
908 showOfflineDesktop = false;
|
|
|
909 str = readParameter("Show Offline Desktop", false);
|
|
|
910 if (str != null && str.equalsIgnoreCase("Yes"))
|
|
|
911 showOfflineDesktop = true;
|
|
|
912
|
|
|
913 // Fine tuning options.
|
|
|
914 deferScreenUpdates = readIntParameter("Defer screen updates", 20);
|
|
|
915 deferCursorUpdates = readIntParameter("Defer cursor updates", 10);
|
|
|
916 deferUpdateRequests = readIntParameter("Defer update requests", 0);
|
|
|
917
|
|
|
918 // Debugging options.
|
|
|
919 debugStatsExcludeUpdates = readIntParameter("DEBUG_XU", 0);
|
|
|
920 debugStatsMeasureUpdates = readIntParameter("DEBUG_CU", 0);
|
|
|
921
|
|
|
922 // SocketFactory.
|
|
|
923 socketFactory = readParameter("SocketFactory", false);
|
|
|
924 }
|
|
|
925
|
|
|
926 //
|
|
|
927 // Read password parameters. If an "ENCPASSWORD" parameter is set,
|
|
|
928 // then decrypt the password into the passwordParam string. Otherwise,
|
|
|
929 // try to read the "PASSWORD" parameter directly to passwordParam.
|
|
|
930 //
|
|
|
931
|
|
|
932 private void readPasswordParameters() {
|
|
|
933 String encPasswordParam = readParameter("ENCPASSWORD", false);
|
|
|
934 if (encPasswordParam == null) {
|
|
|
935 passwordParam = readParameter("PASSWORD", false);
|
|
|
936
|
|
|
937 } else {
|
|
|
938 // ENCPASSWORD is hexascii-encoded. Decode.
|
|
|
939 byte[] pw = { 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
940 int len = encPasswordParam.length() / 2;
|
|
|
941 if (len > 8)
|
|
|
942 len = 8;
|
|
|
943 for (int i = 0; i < len; i++) {
|
|
|
944 String hex = encPasswordParam.substring(i * 2, i * 2 + 2);
|
|
|
945 Integer x = new Integer(Integer.parseInt(hex, 16));
|
|
|
946 pw[i] = x.byteValue();
|
|
|
947 }
|
|
|
948 // Decrypt the password.
|
|
|
949 byte[] key = { 23, 82, 107, 6, 35, 78, 88, 7 };
|
|
|
950 DesCipher des = new DesCipher(key);
|
|
|
951 des.decrypt(pw, 0, pw, 0);
|
|
|
952 passwordParam = new String(pw);
|
|
|
953
|
|
|
954 }
|
|
|
955 }
|
|
|
956
|
|
|
957 public String readParameter(String name, boolean required) {
|
|
|
958 if (inAnApplet) {
|
|
|
959 String s = getParameter(name);
|
|
|
960 if ((s == null) && required) {
|
|
|
961 fatalError(name + " parameter not specified");
|
|
|
962 }
|
|
|
963 return s;
|
|
|
964 }
|
|
|
965 /*
|
|
|
966 * for (int i = 0; i < mainArgs.length; i += 2) { if
|
|
|
967 * (mainArgs[i].equalsIgnoreCase(name)) { try { return mainArgs[i + 1];
|
|
|
968 * } catch (Exception e) { if (required) { fatalError(name +
|
|
|
969 * " parameter not specified"); } return null; } } }
|
|
|
970 */
|
|
|
971 if (required) {
|
|
|
972 fatalError(name + " parameter not specified");
|
|
|
973 }
|
|
|
974 return null;
|
|
|
975 }
|
|
|
976
|
|
|
977 int readIntParameter(String name, int defaultValue) {
|
|
|
978 String str = readParameter(name, false);
|
|
|
979 int result = defaultValue;
|
|
|
980 if (str != null) {
|
|
|
981 try {
|
|
|
982 result = Integer.parseInt(str);
|
|
|
983 } catch (NumberFormatException e) {
|
|
|
984 }
|
|
|
985 }
|
|
|
986 return result;
|
|
|
987 }
|
|
|
988
|
|
|
989 //
|
|
|
990 // moveFocusToDesktop() - move keyboard focus either to VncCanvas.
|
|
|
991 //
|
|
|
992
|
|
|
993 void moveFocusToDesktop() {
|
|
|
994 if (vncContainer != null) {
|
|
|
995 if (vc != null && vncContainer.isAncestorOf(vc))
|
|
|
996 vc.requestFocus();
|
|
|
997 }
|
|
|
998 }
|
|
|
999
|
|
|
1000 //
|
|
|
1001 // disconnect() - close connection to server.
|
|
|
1002 //
|
|
|
1003
|
|
|
1004 synchronized public void disconnect() {
|
|
|
1005 System.out.println("Disconnecting");
|
|
|
1006
|
|
|
1007 if (vc != null) {
|
|
|
1008 double sec = (System.currentTimeMillis() - vc.statStartTime) / 1000.0;
|
|
|
1009 double rate = Math.round(vc.statNumUpdates / sec * 100) / 100.0;
|
|
|
1010 int nRealRects = vc.statNumPixelRects;
|
|
|
1011 int nPseudoRects = vc.statNumTotalRects - vc.statNumPixelRects;
|
|
|
1012 System.out.println("Updates received: " + vc.statNumUpdates + " ("
|
|
|
1013 + nRealRects + " rectangles + " + nPseudoRects
|
|
|
1014 + " pseudo), " + rate + " updates/sec");
|
|
|
1015 int numRectsOther = nRealRects - vc.statNumRectsTight
|
|
|
1016 - vc.statNumRectsZRLE - vc.statNumRectsHextile
|
|
|
1017 - vc.statNumRectsRaw - vc.statNumRectsCopy;
|
|
|
1018 System.out.println("Rectangles:" + " Tight=" + vc.statNumRectsTight
|
|
|
1019 + "(JPEG=" + vc.statNumRectsTightJPEG + ") ZRLE="
|
|
|
1020 + vc.statNumRectsZRLE + " Hextile="
|
|
|
1021 + vc.statNumRectsHextile + " Raw=" + vc.statNumRectsRaw
|
|
|
1022 + " CopyRect=" + vc.statNumRectsCopy + " other="
|
|
|
1023 + numRectsOther);
|
|
|
1024
|
|
|
1025 int raw = vc.statNumBytesDecoded;
|
|
|
1026 int compressed = vc.statNumBytesEncoded;
|
|
|
1027 if (compressed > 0) {
|
|
|
1028 double ratio = Math.round((double) raw / compressed * 1000) / 1000.0;
|
|
|
1029 System.out.println("Pixel data: " + vc.statNumBytesDecoded
|
|
|
1030 + " bytes, " + vc.statNumBytesEncoded
|
|
|
1031 + " compressed, ratio " + ratio);
|
|
|
1032 }
|
|
|
1033 }
|
|
|
1034
|
|
|
1035 if (rfb != null && !rfb.closed())
|
|
|
1036 rfb.close();
|
|
|
1037 options.dispose();
|
|
|
1038 clipboard.dispose();
|
|
|
1039 if (rec != null)
|
|
|
1040 rec.dispose();
|
|
|
1041
|
|
|
1042 if (inAnApplet) {
|
|
|
1043 showMessage("Disconnected");
|
|
|
1044 } else {
|
|
|
1045 System.exit(0);
|
|
|
1046 }
|
|
|
1047 }
|
|
|
1048
|
|
|
1049 //
|
|
|
1050 // fatalError() - print out a fatal error message.
|
|
|
1051 // FIXME: Do we really need two versions of the fatalError() method?
|
|
|
1052 //
|
|
|
1053
|
|
|
1054 synchronized public void fatalError(String str) {
|
|
|
1055 System.out.println(str);
|
|
|
1056
|
|
|
1057 if (inAnApplet) {
|
|
|
1058 // vncContainer null, applet not inited,
|
|
|
1059 // can not present the error to the user.
|
|
|
1060 Thread.currentThread().stop();
|
|
|
1061 } else {
|
|
|
1062 System.exit(1);
|
|
|
1063 }
|
|
|
1064 }
|
|
|
1065
|
|
|
1066 synchronized public void fatalError(String str, Exception e) {
|
|
|
1067
|
|
|
1068 if (rfb != null && rfb.closed()) {
|
|
|
1069 // Not necessary to show error message if the error was caused
|
|
|
1070 // by I/O problems after the rfb.close() method call.
|
|
|
1071 System.out.println("RFB thread finished");
|
|
|
1072 return;
|
|
|
1073 }
|
|
|
1074
|
|
|
1075 System.out.println(str);
|
|
|
1076 e.printStackTrace();
|
|
|
1077
|
|
|
1078 if (rfb != null)
|
|
|
1079 rfb.close();
|
|
|
1080
|
|
|
1081 if (inAnApplet) {
|
|
|
1082 showMessage(str);
|
|
|
1083 } else {
|
|
|
1084 System.exit(1);
|
|
|
1085 }
|
|
|
1086 }
|
|
|
1087
|
|
|
1088 //
|
|
|
1089 // Show message text and optionally "Relogin" and "Close" buttons.
|
|
|
1090 //
|
|
|
1091
|
|
|
1092 void showMessage(String msg) {
|
|
|
1093 vncContainer.removeAll();
|
|
|
1094
|
|
|
1095 Label errLabel = new Label(msg, Label.CENTER);
|
|
|
1096 errLabel.setFont(new Font("Helvetica", Font.PLAIN, 12));
|
|
|
1097
|
|
|
1098 if (offerRelogin) {
|
|
|
1099
|
|
|
1100 Panel gridPanel = new Panel(new GridLayout(0, 1));
|
|
|
1101 Panel outerPanel = new Panel(new FlowLayout(FlowLayout.LEFT));
|
|
|
1102 outerPanel.add(gridPanel);
|
|
|
1103 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 16));
|
|
|
1104 vncContainer.add(outerPanel);
|
|
|
1105 Panel textPanel = new Panel(new FlowLayout(FlowLayout.CENTER));
|
|
|
1106 textPanel.add(errLabel);
|
|
|
1107 gridPanel.add(textPanel);
|
|
|
1108 gridPanel.add(new ReloginPanel(this));
|
|
|
1109
|
|
|
1110 } else {
|
|
|
1111
|
|
|
1112 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 30));
|
|
|
1113 vncContainer.add(errLabel);
|
|
|
1114
|
|
|
1115 }
|
|
|
1116
|
|
|
1117 if (inSeparateFrame) {
|
|
|
1118 vncFrame.pack();
|
|
|
1119 } else {
|
|
|
1120 validate();
|
|
|
1121 }
|
|
|
1122 }
|
|
|
1123
|
|
|
1124 //
|
|
|
1125 // Stop the applet.
|
|
|
1126 // Main applet thread will terminate on first exception
|
|
|
1127 // after seeing that rfbThread has been set to null.
|
|
|
1128 //
|
|
|
1129
|
|
|
1130 public void stop() {
|
|
|
1131 System.out.println("Stopping applet");
|
|
|
1132 rfbThread = null;
|
|
|
1133 }
|
|
|
1134
|
|
|
1135 //
|
|
|
1136 // This method is called before the applet is destroyed.
|
|
|
1137 //
|
|
|
1138
|
|
|
1139 public void destroy() {
|
|
|
1140 System.out.println("Destroying applet");
|
|
|
1141
|
|
|
1142 vncContainer.removeAll();
|
|
|
1143 options.dispose();
|
|
|
1144 clipboard.dispose();
|
|
|
1145 if (rec != null)
|
|
|
1146 rec.dispose();
|
|
|
1147 if (rfb != null && !rfb.closed())
|
|
|
1148 rfb.close();
|
|
|
1149 if (inSeparateFrame)
|
|
|
1150 vncFrame.dispose();
|
|
|
1151 }
|
|
|
1152
|
|
|
1153 //
|
|
|
1154 // Start/stop receiving mouse events.
|
|
|
1155 //
|
|
|
1156
|
|
|
1157 public void enableInput(boolean enable) {
|
|
|
1158 vc.enableInput(enable);
|
|
|
1159 }
|
|
|
1160
|
|
|
1161 //
|
|
|
1162 // Close application properly on window close event.
|
|
|
1163 //
|
|
|
1164
|
|
|
1165 public void windowClosing(WindowEvent evt) {
|
|
|
1166 System.out.println("Closing window");
|
|
|
1167 if (rfb != null)
|
|
|
1168 disconnect();
|
|
|
1169
|
|
|
1170 vncContainer.hide();
|
|
|
1171
|
|
|
1172 if (!inAnApplet) {
|
|
|
1173 System.exit(0);
|
|
|
1174 }
|
|
|
1175 }
|
|
|
1176
|
|
|
1177 //
|
|
|
1178 // Ignore window events we're not interested in.
|
|
|
1179 //
|
|
|
1180
|
|
|
1181 public void windowActivated(WindowEvent evt) {
|
|
|
1182 }
|
|
|
1183
|
|
|
1184 public void windowDeactivated(WindowEvent evt) {
|
|
|
1185 }
|
|
|
1186
|
|
|
1187 public void windowOpened(WindowEvent evt) {
|
|
|
1188 }
|
|
|
1189
|
|
|
1190 public void windowClosed(WindowEvent evt) {
|
|
|
1191 }
|
|
|
1192
|
|
|
1193 public void windowIconified(WindowEvent evt) {
|
|
|
1194 }
|
|
|
1195
|
|
|
1196 public void windowDeiconified(WindowEvent evt) {
|
|
|
1197 }
|
|
|
1198
|
|
|
1199 public void getParentName() {
|
|
|
1200 if (echoValue == null) {
|
|
|
1201
|
|
|
1202 if (clientSocket == null) {
|
|
|
1203
|
|
|
1204 // echo = new EchoClient(pHost, this);
|
|
|
1205 echoValue = new EchoClient(pHost, this, echoPort);
|
|
|
1206 echoValue.openport();
|
|
|
1207
|
|
|
1208 echoValue = echoValue.requestHostName("1");
|
|
|
1209 } else {
|
|
|
1210 echoValue = new EchoClient();
|
|
|
1211 echoValue = echoValue.Interruption(clientSocket);
|
|
|
1212 }
|
|
|
1213 }
|
|
|
1214 // proxyからの返信で接続先を決定する
|
|
|
1215 host = echoValue.responseLine;
|
|
|
1216 parent = echoValue.parent;
|
|
|
1217 if (echoValue.treenum != null) {
|
|
|
1218 treenum = echoValue.treenum;
|
|
|
1219 } else {
|
|
|
1220 treenum = echoValue.treenum;
|
|
|
1221 }
|
|
|
1222 if (echoValue.leaderflag != null) {
|
|
|
1223 leaderflag = echoValue.leaderflag;
|
|
|
1224 } else {
|
|
|
1225 leaderflag = echoValue.leaderflag;
|
|
|
1226 }
|
|
|
1227 System.out.println("Parent =" + parent);
|
|
|
1228 System.out.println("mynumber =" + treenum);
|
|
|
1229 System.out.println("connect host =" + host);
|
|
|
1230 System.out.println("leaderflag(boolean) = " + leaderflag);
|
|
|
1231
|
|
|
1232 }
|
|
|
1233
|
|
|
1234 public void setEchoValue(EchoClient value) {
|
|
|
1235 this.echoValue = value;
|
|
|
1236 }
|
|
|
1237
|
|
|
1238 int castByteInt(byte[] b) {
|
|
|
1239 ByteBuffer bb = ByteBuffer.wrap(b);
|
|
|
1240 int value = bb.getInt();
|
|
|
1241 return value;
|
|
|
1242 }
|
|
|
1243
|
|
|
1244 public void setClientSocket(Socket sock) {
|
|
|
1245 clientSocket = sock;
|
|
|
1246 }
|
|
|
1247
|
|
|
1248 public void close() {
|
|
|
1249 rfb.close();
|
|
|
1250 vncFrame.setVisible(false);
|
|
|
1251 vncFrame.dispose();
|
|
|
1252 }
|
|
|
1253
|
|
|
1254 public Image getScreenImage() {
|
|
|
1255 return vc.rawPixelsImage;
|
|
|
1256 }
|
|
|
1257
|
|
|
1258 public void writeScreenData(byte[] b, String imageFormat) {
|
|
|
1259 try {
|
|
|
1260 vc.drawBufferedImage(b);
|
|
|
1261 } catch (IOException e) {
|
|
|
1262 e.printStackTrace();
|
|
|
1263 }
|
|
|
1264 }
|
|
|
1265
|
|
|
1266 private String getNamePort() {
|
|
|
1267 ConfFileReader cfr = new ConfFileReader();
|
|
|
1268 cfr.fileRead();
|
|
|
1269 for (int i = 0; i < cfr.getName().size(); i++) {
|
|
|
1270 if (serverConfirm(cfr.getName().get(i), cfr.getPort().get(i)))
|
|
|
1271 return cfr.getName().get(i) + ":" + cfr.getPort().get(i);
|
|
|
1272 }
|
|
|
1273 return null;
|
|
|
1274 }
|
|
|
1275
|
|
|
1276 private boolean serverConfirm(String name, int port) {
|
|
|
1277 try {
|
|
|
1278 new Socket(name, port);
|
|
|
1279 return true;
|
|
|
1280 } catch (IOException e) {
|
|
|
1281 return false;
|
|
|
1282 }
|
|
|
1283 }
|
|
|
1284
|
|
|
1285 }
|
