Mercurial > hg > Members > riono > TreeVNC_ja_comment
annotate src/main/java/jp/ac/u_ryukyu/treevnc/TreeRFBProto.java @ 419:7e811f33b99d
Adhoc implement multi display
| author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 01 Jan 2016 02:39:25 +0900 |
| parents | 0543c380308c |
| children | 0ad52aac3bc3 |
| rev | line source |
|---|---|
| 32 | 1 package jp.ac.u_ryukyu.treevnc; |
| 28 | 2 |
| 3 import java.io.IOException; | |
| 206 | 4 import java.io.OutputStream; |
|
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5 import java.io.UnsupportedEncodingException; |
| 291 | 6 import java.net.*; |
| 28 | 7 import java.nio.ByteBuffer; |
| 109 | 8 import java.nio.ByteOrder; |
| 369 | 9 import java.util.Enumeration; |
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10 import java.util.Iterator; |
| 28 | 11 import java.util.LinkedList; |
| 12 import java.util.concurrent.atomic.AtomicInteger; | |
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13 import java.util.zip.DataFormatException; |
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14 import java.util.zip.Deflater; |
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15 import java.util.zip.Inflater; |
| 150 | 16 |
| 28 | 17 import com.glavsoft.exceptions.TransportException; |
| 107 | 18 import com.glavsoft.rfb.client.ClientToServerMessage; |
| 96 | 19 import com.glavsoft.rfb.encoding.EncodingType; |
| 264 | 20 import com.glavsoft.rfb.encoding.decoder.FramebufferUpdateRectangle; |
| 28 | 21 import com.glavsoft.rfb.protocol.Protocol; |
| 22 import com.glavsoft.rfb.protocol.ProtocolContext; | |
| 23 import com.glavsoft.transport.Reader; | |
| 24 import com.glavsoft.transport.Writer; | |
| 389 | 25 import com.glavsoft.viewer.ConnectionPresenter; |
| 153 | 26 import com.glavsoft.viewer.ViewerInterface; |
| 174 | 27 import com.glavsoft.viewer.swing.ConnectionParams; |
| 28 | 28 |
| 124 | 29 |
| 207 | 30 public class TreeRFBProto { |
| 231 | 31 |
| 223 | 32 final static int FramebufferUpdateRequest = 3; |
| 33 final static int CheckDelay = 11; | |
| 34 protected final static int FramebufferUpdate = 0; | |
| 35 protected ProtocolContext context; | |
| 36 private int clients = 0; | |
| 37 public MulticastQueue<LinkedList<ByteBuffer>> multicastqueue = new MulticastQueue<LinkedList<ByteBuffer>>(); | |
| 38 private RequestScreenThread rThread; | |
| 39 public int acceptPort = 0; | |
| 174 | 40 private String myAddress; |
| 223 | 41 private long counter = 0; // packet serial number |
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42 public ServerSocket servSock; |
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43 private static final int INFLATE_BUFSIZE = 1024 * 100; |
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44 private Inflater inflater = new Inflater(); |
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45 private Deflater deflater = new Deflater(); |
| 174 | 46 ViewerInterface viewer; |
| 341 | 47 private short id = 0; // my tree node id ( = 0 in root ), -1 means no parent |
| 174 | 48 private TreeVncCommandChannelListener acceptThread; |
| 49 private TreeRootFinderListener getCast; | |
| 176 | 50 private CreateConnectionParam cp; |
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51 private TreeVNCNetwork nets = new TreeVNCNetwork(); |
| 223 | 52 private TreeVncRootSelectionPanel rootSelectionPanel; |
| 53 private String vncInterface; | |
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54 private TreeManagement treeManager; |
| 231 | 55 public LinkedList<TreeVNCNode> nodeList; |
| 267 | 56 |
| 57 protected boolean readyReconnect = false; | |
| 58 private boolean cuiVersion; | |
| 59 private boolean permitChangeScreen = true; | |
| 60 private boolean leader; | |
| 61 private boolean hasViewer = false; | |
| 62 private boolean normalTermination; | |
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63 |
| 267 | 64 private boolean isTreeManager; |
| 65 public boolean showTreeNode = false; | |
| 240 | 66 public boolean checkDelay = false; |
| 241 | 67 public boolean addSerialNum = false; |
| 257 | 68 public boolean fixingSize = false; |
| 267 | 69 public boolean filterSingleDisplay = false; |
| 257 | 70 public int frameSizeWidth; |
| 71 public int frameSizeHeight; | |
| 72 public int fixingSizeWidth; | |
| 73 public int fixingSizeHeight; | |
| 74 | |
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75 |
| 306 | 76 private int singleWidth = 0; |
| 77 private int singleHeight = 0; | |
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78 private int shareScreenNumber; |
| 293 | 79 private DatagramSocket socket = null; |
| 275 | 80 |
| 306 | 81 private byte[] originalInitData = null; |
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82 private boolean childrenMulticast = true; |
| 411 | 83 private int retinaScale = 1; |
| 306 | 84 |
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85 |
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86 private int x; |
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87 private int y; |
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88 |
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89 |
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90 public TreeRFBProto(boolean isTreeManager, ViewerInterface viewer) { |
| 223 | 91 rThread = new RequestScreenThread(this); |
| 92 nets.setMyRfb(this); | |
| 93 this.isTreeManager = isTreeManager; | |
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94 this.viewer = viewer; |
| 302 | 95 // this.socket = createSocket(); |
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96 startTreeRootFindThread(); |
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97 } |
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98 |
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99 public void startTreeRootFindThread() { |
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100 if(isTreeManager()) { |
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101 getCast = new TreeRootFinderListener(viewer); |
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102 Thread treeRootFindThread = new Thread(getCast, "tree-root-find-listener"); |
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103 treeRootFindThread.start(); |
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104 } |
| 223 | 105 } |
| 106 | |
| 107 public boolean isTreeManager() { | |
| 108 return isTreeManager; | |
| 109 } | |
| 207 | 110 |
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111 public void setIsTreeManager(boolean isTreeManager) { |
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112 this.isTreeManager = isTreeManager; |
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113 } |
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114 |
| 378 | 115 public boolean isAddSerialNum() { |
| 116 return addSerialNum; | |
| 117 } | |
| 118 | |
| 223 | 119 public ProtocolContext getContext() { |
| 120 return context; | |
| 121 } | |
| 122 | |
| 123 /** | |
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124 * handle new client accept |
| 223 | 125 * it also handle TreeVNC Command |
| 126 * @param os | |
| 127 * @param is | |
| 128 * @throws IOException | |
| 129 * @throws TransportException | |
| 130 */ | |
| 384 | 131 public void newClient(final Writer os, final Reader is) { |
| 223 | 132 final int myId = clients; |
| 133 final MulticastQueue.Client<LinkedList<ByteBuffer>> c = multicastqueue.newClient(); | |
| 134 final AtomicInteger writerRunning = new AtomicInteger(); | |
| 135 writerRunning.set(1); | |
| 136 /** | |
| 137 * Timeout thread. If a client is suspended, it has top of queue | |
| 138 * indefinitely, which caused memory overflow. After the timeout, we | |
| 139 * poll the queue and discard it. Start long wait if writer is running. | |
| 140 */ | |
| 141 final Runnable timer = new Runnable() { | |
| 142 public void run() { | |
| 143 int count = 0; | |
| 144 for (;;) { | |
| 145 long timeout = 50000 / 8; | |
| 146 try { | |
| 147 synchronized (this) { | |
| 148 int state, flag; | |
| 149 writerRunning.set(0); | |
| 150 wait(timeout); | |
| 151 flag = 0; | |
| 152 while ((state = writerRunning.get()) == 0) { | |
| 153 c.poll(); // discard, should be timeout | |
| 154 count++; | |
| 155 if (flag == 0) { | |
| 156 System.out.println("Discarding " + myId | |
| 157 + " count=" + count); | |
| 158 flag = 1; | |
| 159 } | |
| 160 wait(10); // if this is too short, writer cannot | |
| 161 // take the poll, if this is too | |
| 162 // long, memory will overflow... | |
| 163 } | |
| 164 if (flag == 1) | |
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165 System.out.println("Resuming " + myId + " count=" + count); |
| 223 | 166 if (state != 1) { |
| 167 System.out.println("Client died " + myId); | |
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168 System.out.println("task stop"); |
| 330 | 169 |
| 170 String rootHostName = null; | |
| 171 int rootHostPort = 0; | |
| 172 String myHostName = null; | |
| 173 int myHostPort = 0; | |
| 174 | |
| 385 | 175 if (!isTreeManager) { |
| 330 | 176 rootHostName = getConnectionParam().getHostName(); |
| 177 rootHostPort = getConnectionParam().getPort(); | |
| 178 myHostName = getMyAddress(); | |
| 179 myHostPort = getAcceptPort(); | |
| 385 | 180 TreeVncProtocol echo = new TreeVncProtocol(rootHostName, rootHostPort); |
| 181 echo.lostChild(myHostName, myHostPort, myId); | |
| 330 | 182 } |
| 385 | 183 clients--; |
| 223 | 184 break; |
| 185 } | |
| 186 } | |
| 187 } catch (InterruptedException e) { | |
| 325 | 188 e.printStackTrace(); |
| 189 System.out.println("timer thread interrupt."); | |
| 223 | 190 } |
| 191 } | |
| 192 } | |
| 193 }; | |
| 194 new Thread(timer, "timer-discard-multicastqueue").start(); | |
| 195 /** | |
| 196 * handle command from lower node | |
| 197 */ | |
| 198 final Runnable reader = new Runnable() { | |
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199 public void run() { |
| 223 | 200 for (;;) { |
| 201 try { | |
| 202 final byte b[] = new byte[4096]; | |
| 203 final int c = is.readByte(b); | |
| 204 if (c <= 0) | |
| 205 throw new IOException(); | |
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206 // case of root node. |
| 223 | 207 if (isTreeManager()) { |
| 208 if (b[0] == ClientToServerMessage.SERVER_CHANGE_REQUEST) { | |
| 335 | 209 viewer.setVisible(false); |
| 223 | 210 if (permitChangeScreen()) { |
| 211 ByteBuffer buf = ByteBuffer.wrap(b); | |
| 212 buf.order(ByteOrder.BIG_ENDIAN); | |
| 325 | 213 buf.get(); // padding |
| 257 | 214 buf.get(); |
| 215 short id = buf.getShort(); | |
| 216 int length = buf.getInt(); | |
| 325 | 217 if (length == 0) |
| 218 continue; | |
| 257 | 219 byte[] byteAddress = new byte[length]; |
| 220 buf.get(byteAddress); | |
| 325 | 221 String newHostName = new String(byteAddress, "UTF-8"); |
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222 int x = buf.getInt(); |
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223 int y = buf.getInt(); |
| 257 | 224 int frameSizeWidth = buf.getInt(); |
| 225 int frameSizeHeight = buf.getInt(); | |
| 340 | 226 int port = buf.getInt(); |
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227 int shareScreenNumber = buf.getInt(); |
| 410 | 228 int scale = buf.getInt(); |
| 340 | 229 System.out.println("Root server change request :" + newHostName + " : " + port); |
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230 changeVNCServer(viewer, newHostName, port, x, y, frameSizeWidth, frameSizeHeight, shareScreenNumber, scale, id, is, os); |
| 223 | 231 } else { |
| 232 continue; | |
| 233 } | |
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234 } else if (b[0] == ClientToServerMessage.READY_SHARE_SOUND) { |
| 293 | 235 int rtpPort = selectPort(ConnectionParams.DEFAULT_RTP_PORT); |
| 236 InetAddress hostname = InetAddress.getLocalHost(); | |
| 237 ReceiveSound receiveSound = new ReceiveSound(socket); | |
| 238 Thread receiveSoundThread = new Thread(receiveSound, "receive-sound"); | |
| 239 receiveSoundThread.start(); | |
| 230 | 240 } else if (b[0] == ClientToServerMessage.CHECK_DELAY_REPLY) { |
| 241 ByteBuffer buf = ByteBuffer.wrap(b); | |
| 242 buf.order(ByteOrder.BIG_ENDIAN); | |
| 234 | 243 buf.getShort(); |
| 244 Long time = buf.getLong(); | |
| 245 int port = buf.getInt(); | |
| 246 int addressLength = buf.getInt(); | |
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247 int dataLen = buf.getInt(); |
| 234 | 248 byte[] byteAddress = new byte[addressLength]; |
| 249 buf.get(byteAddress); | |
| 250 String address = new String(byteAddress, "UTF-8"); | |
| 235 | 251 int nodeNum = getNodeNum(port, address); |
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252 if (nodeNum != 0) { |
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253 Long delay = System.currentTimeMillis() - time; |
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254 if (delay > 3000) { |
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255 TreeVNCNode deadNode = nodeList.get(nodeNum); |
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256 treeManager.moveLastNodeToLostNodePosition(deadNode.getTreeNum()); |
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257 treeManager.lostNodeConnection(deadNode); |
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258 treeManager.showTreeNode(); |
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259 } |
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260 System.out.println(System.currentTimeMillis() + " : receive checkDelay : nodeNum" + nodeNum + ", port : " + port + ", address : " + address + ", delay : " + delay + ", size : " + dataLen); |
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261 } |
| 223 | 262 } |
| 325 | 263 // case of client node. |
| 223 | 264 } else if (b[0] == ClientToServerMessage.SERVER_CHANGE_REQUEST) { |
| 295 | 265 ClientToServerMessage serverChangeRequest = new ClientToServerMessage() { |
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266 @Override |
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267 public void send(Writer writer) |
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268 throws TransportException { |
| 325 | 269 writer.write(b, 0, c); |
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270 } |
| 223 | 271 }; |
| 295 | 272 context.sendMessage(serverChangeRequest); |
| 301 | 273 } else if (b[0] == ClientToServerMessage.REQUEST_SINGLE_DISPLAY_SIZE) { |
| 295 | 274 ClientToServerMessage requestSingeDisplayWidth = new ClientToServerMessage() { |
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275 @Override |
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276 public void send(Writer writer) |
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277 throws TransportException { |
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278 writer.write(b, 0, c); |
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279 } |
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280 }; |
| 295 | 281 context.sendMessage(requestSingeDisplayWidth); |
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282 } else if (b[0] == ClientToServerMessage.READY_SHARE_SOUND) { |
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283 ClientToServerMessage readyShareSound = new ClientToServerMessage() { |
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284 @Override |
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285 public void send(Writer writer) |
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286 throws TransportException { |
| 325 | 287 writer.write(b, 0, c); |
|
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288 } |
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289 }; |
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290 context.sendMessage(readyShareSound); |
| 230 | 291 } else if (b[0] == ClientToServerMessage.CHECK_DELAY_REPLY) { |
| 292 ClientToServerMessage checkDelayReply = new ClientToServerMessage() { | |
| 293 @Override | |
| 294 public void send(Writer writer) | |
| 295 throws TransportException { | |
| 325 | 296 writer.write(b, 0, c); |
| 230 | 297 } |
| 298 }; | |
| 299 context.sendMessage(checkDelayReply); | |
| 223 | 300 } |
| 301 } catch (Exception e) { | |
| 302 try { | |
| 303 writerRunning.set(2); | |
| 304 os.close(); | |
| 305 is.close(); | |
| 306 break; | |
| 367 | 307 } catch (Exception e1) { |
| 308 System.out.println("cannot close ClientToServerMessage "+e1); | |
| 309 | |
| 223 | 310 } |
| 367 | 311 System.out.println("cannot read ClientToServerMessage "+e); |
| 312 | |
| 223 | 313 return; |
| 314 } | |
| 325 | 315 |
| 316 /* | |
| 317 // あとで検討 | |
| 318 } catch (TransportException e) { | |
| 319 | |
| 320 } | |
| 321 */ | |
| 223 | 322 } |
| 323 } | |
| 324 }; | |
| 325 /** | |
| 326 * send packets to a client (one thread for each client ) | |
| 327 */ | |
| 328 Runnable sender = new Runnable() { | |
| 329 public void run() { | |
| 330 writerRunning.set(1); | |
| 331 try { | |
|
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332 requestThreadNotify(); // send full screen request via fullScreenRequestThread |
| 384 | 333 |
| 223 | 334 // after this, we discard upward packet. |
| 239 | 335 new Thread(reader, "upward-packet-processing").start(); |
|
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336 |
| 223 | 337 for (;;) { |
| 338 LinkedList<ByteBuffer> bufs = c.poll(); | |
| 339 int inputIndex = 0; | |
| 340 ByteBuffer header = bufs.get(inputIndex); | |
| 341 if (header == null) | |
| 342 continue; | |
| 343 writeToClient(os, bufs, inputIndex); | |
| 344 writerRunning.set(1); // yes my client is awaking. | |
|
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345 if (!childrenMulticast) { |
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346 for (;;) { |
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347 LinkedList<ByteBuffer> flag = c.poll(); |
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348 if (flag.size() == 0) { |
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349 break; |
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350 } |
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351 } |
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352 } |
| 223 | 353 } |
| 354 } catch (Exception e) { | |
| 355 try { | |
| 356 writerRunning.set(2); | |
| 357 os.close(); | |
| 358 } catch (IOException e1) { | |
| 359 System.out.println("root writer close faild :" + e1); | |
| 360 } | |
| 361 System.out.println("root writer faild :" + e); | |
| 362 /* if socket closed cliList.remove(newCli); */ | |
| 363 } | |
| 364 } | |
| 365 public void writeToClient(final Writer os, | |
| 366 LinkedList<ByteBuffer> bufs, int inputIndex) | |
| 367 throws TransportException { | |
| 354 | 368 while (inputIndex < bufs.size()) { |
| 223 | 369 ByteBuffer b = bufs.get(inputIndex++); |
| 370 os.write(b.array(), b.position(), b.limit()); | |
| 371 } | |
| 372 os.flush(); | |
| 373 multicastqueue.heapAvailable(); | |
| 374 } | |
| 375 }; | |
| 376 clients++; | |
| 377 new Thread(sender, "writer-to-lower-node").start(); | |
| 378 } | |
|
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379 |
|
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380 public boolean permitChangeScreen() { |
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381 return permitChangeScreen; |
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382 } |
| 223 | 383 |
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384 |
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385 public void setPermitChangeScreen(boolean v) { |
| 223 | 386 permitChangeScreen = v; |
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387 } |
| 223 | 388 |
| 389 public void requestThreadNotify() { | |
| 390 rThread.reStart(); | |
| 391 } | |
| 392 | |
| 393 | |
| 28 | 394 public void setProtocolContext(Protocol workingProtocol) { |
| 395 context = workingProtocol; | |
| 396 } | |
| 29 | 397 |
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398 public Socket accept() throws IOException { |
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399 return servSock.accept(); |
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400 } |
| 31 | 401 |
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402 public int selectPort(int p) { |
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403 int port = p; |
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404 while (true) { |
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405 try { |
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406 servSock = new ServerSocket(port); |
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407 acceptPort = port; |
| 181 | 408 myAddress = "127.0.0.1"; |
| 207 | 409 nets.getNetworkInterfaces(); |
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410 break; |
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411 } catch (BindException e) { |
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412 port++; |
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413 continue; |
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414 } catch (IOException e) { |
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415 |
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416 } |
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417 } |
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418 System.out.println("accept port = " + port); |
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419 return port; |
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420 } |
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421 |
|
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422 |
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423 |
|
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424 public void writeFramebufferUpdateRequest(int x, int y, int w, int h, boolean incremental) { |
| 223 | 425 byte[] b = new byte[10]; |
| 426 | |
| 427 b[0] = (byte) FramebufferUpdateRequest; // 3 is FrameBufferUpdateRequest | |
| 428 b[1] = (byte) (incremental ? 1 : 0); | |
| 429 b[2] = (byte) ((x >> 8) & 0xff); | |
| 430 b[3] = (byte) (x & 0xff); | |
| 431 b[4] = (byte) ((y >> 8) & 0xff); | |
| 432 b[5] = (byte) (y & 0xff); | |
| 433 b[6] = (byte) ((w >> 8) & 0xff); | |
| 434 b[7] = (byte) (w & 0xff); | |
| 435 b[8] = (byte) ((h >> 8) & 0xff); | |
| 436 b[9] = (byte) (h & 0xff); | |
| 437 } | |
|
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438 |
| 223 | 439 public void setViewer(ViewerInterface v) { |
| 440 viewer = v; | |
| 441 } | |
| 442 | |
| 443 public ViewerInterface getViewer() { | |
| 444 return viewer; | |
| 445 } | |
| 446 | |
| 447 | |
| 448 void sendInitData(OutputStream os) throws IOException { | |
| 449 os.write(context.getInitData()); | |
| 450 } | |
| 451 | |
| 452 | |
| 453 public void setTerminationType(boolean setType) { | |
| 454 normalTermination = setType; | |
| 455 } | |
| 456 | |
| 457 public boolean getTerminationType() { | |
| 458 return normalTermination; | |
| 459 } | |
| 43 | 460 |
| 206 | 461 |
| 223 | 462 public void addHostToSelectionPanel(int port, String hostname,String myHostName) { |
| 463 if (rootSelectionPanel != null) { | |
| 464 rootSelectionPanel.checkBox(Integer.toString(port) + ":" + hostname + ":" + myHostName); | |
| 465 rootSelectionPanel.setButton(); | |
| 384 | 466 rootSelectionPanel.visible(); |
| 223 | 467 } |
| 468 } | |
| 43 | 469 |
|
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470 public void createRootSelectionPanel(CreateConnectionParam cp, FindRoot getBcast) { |
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471 rootSelectionPanel = new TreeVncRootSelectionPanel(getBcast); |
| 223 | 472 rootSelectionPanel.setCp(cp); |
|
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473 rootSelectionPanel.visible(); |
| 223 | 474 } |
| 475 | |
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476 public void close() { |
| 223 | 477 // none |
| 478 } | |
| 479 | |
| 480 public int getAcceptPort() { | |
| 481 return acceptPort; | |
| 482 } | |
| 483 | |
| 484 public boolean getReadyReconnect() { | |
| 485 return readyReconnect; | |
| 486 } | |
| 65 | 487 |
| 488 | |
| 223 | 489 public boolean getCuiVersion() { |
| 490 return cuiVersion; | |
| 384 | 491 } |
| 66 | 492 |
| 223 | 493 public void setCuiVersion(boolean flag) { |
| 494 cuiVersion = flag; | |
| 495 } | |
| 496 | |
| 497 public void readCheckDelay(Reader reader) throws TransportException { | |
| 498 | |
| 499 } | |
|
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500 |
| 223 | 501 public synchronized void vncConnected(boolean ready) { |
|
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502 enableChildrenTransmission(); |
| 369 | 503 readyReconnect = ready; |
| 504 if (ready) { | |
| 505 notifyAll(); | |
| 223 | 506 } |
|
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507 } |
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508 |
| 369 | 509 public void printNetworkInterface() { |
|
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510 Socket vncSocket = viewer.getVNCSocket(); |
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511 NetworkInterface ni = nets.getInterface(vncSocket); |
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512 if (ni!=null) { |
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513 vncInterface = ni.getName(); |
| 369 | 514 System.out.print("VNCNetworkInterface :" + vncInterface); |
| 370 | 515 if(false) { |
| 516 Enumeration<InetAddress> addresses = ni.getInetAddresses(); | |
| 517 while (addresses.hasMoreElements()) { | |
| 518 InetAddress adr = addresses.nextElement(); | |
| 519 System.out.print(" " + adr); | |
| 520 } | |
| 369 | 521 } |
| 522 System.out.println(); | |
|
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523 } |
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524 } |
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525 |
| 223 | 526 public void sendDesktopSizeChange(short id) { |
| 527 LinkedList<ByteBuffer> desktopSize = new LinkedList<ByteBuffer>(); | |
| 528 int width = context.getFbWidth(); | |
| 529 int height = context.getFbHeight(); | |
| 304 | 530 if (filterSingleDisplay) { |
| 353 | 531 originalInitData = createOriginalInitData(singleWidth, singleHeight, context.getRemoteDesktopName()); |
| 350 | 532 // desktopSize.add(new ChengeDesktopSize(singleWidth, singleHeight, EncodingType.INIT_DATA, originalInitData, id).getMessage()); |
| 533 desktopSize.add(new ChengeDesktopSize(width, height, EncodingType.INIT_DATA, context.getInitData(), id).getMessage()); | |
| 305 | 534 } else { |
| 535 desktopSize.add(new ChengeDesktopSize(width, height, EncodingType.INIT_DATA, context.getInitData(), id).getMessage()); | |
| 304 | 536 } |
| 380 | 537 if (addSerialNum) { |
| 538 addSerialNumber(desktopSize); | |
| 539 } | |
| 223 | 540 multicastqueue.put(desktopSize); |
| 541 } | |
| 98 | 542 |
| 306 | 543 public byte[] createOriginalInitData(int singleWidth, int singleHeight, String remoteDesktopName) { |
| 544 TreeVncCommandChannelListener treeVncCommandChannelListener = new TreeVncCommandChannelListener(this, acceptPort); | |
| 545 byte[] originalInitData = treeVncCommandChannelListener.createOriginalInitData(singleWidth, singleHeight, remoteDesktopName); | |
| 546 return originalInitData; | |
| 547 } | |
| 548 | |
| 223 | 549 public void addSerialNumber(LinkedList<ByteBuffer> bufs) { |
| 242 | 550 ByteBuffer serialNum = multicastqueue.allocate(4+8); // addSerialNum flag + SerialNum |
| 380 | 551 serialNum.putInt(1); |
| 223 | 552 serialNum.putLong(counter++); |
| 553 serialNum.flip(); | |
| 554 bufs.addFirst(serialNum); | |
| 555 } | |
|
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556 |
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557 |
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558 public void resetDecoder() { |
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559 context.resetDecoder(); |
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560 } |
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561 |
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562 public void stopReceiverTask() { |
|
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563 if (context!=null) { |
|
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564 context.cleanUpSession(null); |
|
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565 context.getRfb().clearChildrenTransmission(); |
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566 } |
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567 // cleanup zlib decoder for new VNCServer |
| 202 | 568 if (isTreeManager()) |
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569 inflater = new Inflater(); |
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570 } |
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571 |
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572 public void clearChildrenTransmission() { |
| 355 | 573 // discarding does not work now. |
| 574 | |
| 575 /* | |
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576 // set discard flag |
| 354 | 577 childrenMulticast = false; |
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578 // put gurd erement to restart multicastqueue. |
| 354 | 579 multicastqueue.put(new LinkedList<ByteBuffer>()); |
| 355 | 580 */ |
|
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581 } |
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582 |
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583 public void enableChildrenTransmission() { |
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584 // a child senderTask may skip this flag |
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585 // durling write waiting. in this case, remaining bufferes are sent. |
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586 childrenMulticast = true; |
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587 } |
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588 |
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589 public String getMyAddress() { |
| 174 | 590 return myAddress; |
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591 } |
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592 |
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593 /** |
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594 * gzip byte arrays |
| 384 | 595 * |
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596 * @param deflater |
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597 * @param inputs |
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598 * byte data[] |
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599 * @param inputIndex |
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600 * @param outputs |
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601 * byte data[] |
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602 * @return byte length in last byte array |
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603 * @throws IOException |
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604 */ |
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605 public int zip(Deflater deflater, LinkedList<ByteBuffer> inputs, |
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606 int inputIndex, LinkedList<ByteBuffer> outputs) throws IOException { |
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607 int len = 0; |
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608 ByteBuffer c1 = multicastqueue.allocate(INFLATE_BUFSIZE); |
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609 while (inputIndex < inputs.size()) { |
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610 ByteBuffer b1 = inputs.get(inputIndex++); |
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611 deflater.setInput(b1.array(), b1.position(), b1.remaining()); |
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612 /** |
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613 * If we finish() stream and reset() it, Deflater start new gzip |
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614 * stream, this makes continuous zlib reader unhappy. if we remove |
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615 * finish(), Deflater.deflate() never flushes its output. The |
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616 * original zlib deflate has flush flag. I'm pretty sure this a kind |
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617 * of bug of Java library. |
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618 */ |
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619 if (inputIndex == inputs.size()) |
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620 deflater.finish(); |
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621 int len1 = 0; |
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622 do { |
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623 len1 = deflater.deflate(c1.array(), c1.position(), |
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624 c1.remaining()); |
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625 if (len1 > 0) { |
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626 len += len1; |
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627 c1.position(c1.position() + len1); |
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628 if (c1.remaining() == 0) { |
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629 c1.flip(); |
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630 outputs.addLast(c1); |
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631 c1 = multicastqueue.allocate(INFLATE_BUFSIZE); |
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632 } |
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633 } |
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634 } while (len1 > 0 || !deflater.needsInput()); // &&!deflater.finished()); |
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635 } |
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636 if (c1.position() != 0) { |
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637 c1.flip(); |
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638 outputs.addLast(c1); |
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639 } |
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640 deflater.reset(); |
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641 return len; |
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642 } |
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643 |
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644 /** |
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645 * gunzip byte arrays |
| 384 | 646 * |
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647 * @param inflater |
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648 * @param inputs |
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649 * byte data[] |
| 182 | 650 * @param bytes |
|
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651 * byte data[] |
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652 * @return number of total bytes |
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653 * @throws IOException |
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654 */ |
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655 public int unzip(Inflater inflater, LinkedList<ByteBuffer> inputs, |
| 335 | 656 int inputIndex, byte[] bytes, int bufSize) throws DataFormatException { |
| 182 | 657 int position = 0; |
| 658 int limit = bytes.length; | |
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659 while (inputIndex < inputs.size()) { |
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660 ByteBuffer input = inputs.get(inputIndex++); |
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661 inflater.setInput(input.array(), input.position(), input.limit()); |
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662 // if (inputIndex==inputs.size()) if inflater/deflater has symmetry, |
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663 // we need this |
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664 // inflater.end(); but this won't work |
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665 do { |
| 318 | 666 int len0; |
| 667 len0 = inflater.inflate(bytes, position, limit-position); | |
| 668 if (len0 > 0) { | |
| 669 position += len0; | |
| 670 if (position > limit) throw new DataFormatException(); | |
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671 } |
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672 } while (!inflater.needsInput()); |
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673 } |
| 182 | 674 return position; |
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675 } |
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676 |
|
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677 /** |
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678 * Multicast framebufferUpdate to children. |
|
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679 * read FrameBuffferUpdate. If it is ZLE, make it ZLEE which is self contained compressed packet. |
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680 * put the packet to the multicastqueue. Then normal rendering engine read the same stream using is.reset(). |
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681 * @param dataLen |
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682 * @param reader |
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683 * @throws TransportException |
| 384 | 684 * @throws UnsupportedEncodingException |
|
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685 */ |
| 264 | 686 public void readSendData(int dataLen, Reader reader, byte[] bytes, FramebufferUpdateRectangle rect) |
|
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687 throws TransportException, UnsupportedEncodingException { |
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688 LinkedList<ByteBuffer> bufs = new LinkedList<ByteBuffer>(); |
|
414
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|
689 int headerLen = rect.getEncodingType() == EncodingType.CHECK_DELAY ? 24 : 16; |
|
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|
690 ByteBuffer header = multicastqueue.allocate(headerLen); |
| 242 | 691 ByteBuffer serial = multicastqueue.allocate(4+8); |
| 378 | 692 if (!isTreeManager() && addSerialNum) { |
| 242 | 693 reader.readBytes(serial.array(),0,4+8); |
| 694 serial.limit(4+8); | |
| 182 | 695 } |
| 185 | 696 reader.mark(dataLen); |
|
414
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|
697 reader.readBytes(header.array(), 0, headerLen); |
|
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|
698 header.limit(headerLen); |
|
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699 if (header.get(0) == FramebufferUpdate) { |
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700 int encoding = header.getInt(12); |
| 384 | 701 |
|
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702 if (encoding == EncodingType.ZRLE.getId() |
|
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703 || encoding == EncodingType.ZLIB.getId()) { |
|
186
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diff
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|
704 // recompress into ZREE |
|
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|
705 // uncompressed result is remain in bytes |
|
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706 ByteBuffer len = multicastqueue.allocate(4); |
|
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707 reader.readBytes(len.array(), 0, 4); |
|
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|
708 len.limit(4); |
|
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709 ByteBuffer inputData = multicastqueue.allocate(dataLen - 20); |
|
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710 reader.readBytes(inputData.array(), 0, inputData.capacity()); |
|
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|
711 inputData.limit(dataLen - 20); |
|
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712 LinkedList<ByteBuffer> inputs = new LinkedList<ByteBuffer>(); |
|
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713 inputs.add(inputData); |
|
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|
714 header.putInt(12, EncodingType.ZRLEE.getId()); // means |
| 223 | 715 // recompress |
| 716 // every time | |
|
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|
717 // using new Deflecter every time is incompatible with the |
|
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|
718 // protocol, clients have to be modified. |
|
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|
719 Deflater nDeflater = deflater; // new Deflater(); |
|
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720 LinkedList<ByteBuffer> out = new LinkedList<ByteBuffer>(); |
| 380 | 721 try { |
| 182 | 722 unzip(inflater, inputs, 0, bytes, INFLATE_BUFSIZE); |
|
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723 // dump32(inputs); |
| 182 | 724 out.add(ByteBuffer.wrap(bytes)); |
|
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|
725 int len2 = zip(nDeflater, out, 0, bufs); |
|
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726 ByteBuffer blen = multicastqueue.allocate(4); |
|
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|
727 blen.putInt(len2); |
|
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|
728 blen.flip(); |
|
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changeset
|
729 bufs.addFirst(blen); |
|
415
5c3635d6ab3c
Send Check_Delay packet if checkDelay flag is true
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diff
changeset
|
730 if (checkDelay) { |
|
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parents:
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diff
changeset
|
731 bufs = createCheckDelayHeader(bufs, header); |
|
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diff
changeset
|
732 } else { |
|
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diff
changeset
|
733 bufs.addFirst(header); |
|
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diff
changeset
|
734 } |
| 380 | 735 if (addSerialNum) { |
| 736 addSerialNumber(bufs); | |
| 737 } | |
| 270 | 738 if (filterSingleDisplay) { |
| 275 | 739 if (rect.x < singleWidth) { |
| 270 | 740 multicastqueue.put(bufs); |
| 741 } | |
| 742 } else { | |
| 743 multicastqueue.put(bufs); | |
| 744 } | |
|
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|
745 } catch (IOException e) { |
|
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|
746 throw new TransportException(e); |
| 335 | 747 } catch (DataFormatException e) { |
| 748 throw new TransportException(e); | |
|
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|
749 } |
|
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|
750 return; |
|
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|
751 } |
| 233 | 752 |
|
186
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diff
changeset
|
753 // ZRLEE is already compressed |
|
118
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changeset
|
754 bufs.add(header); |
| 380 | 755 if (addSerialNum) { |
| 756 this.addSerialNumber(bufs); | |
| 757 } | |
|
414
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parents:
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diff
changeset
|
758 if (dataLen > headerLen) { |
|
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parents:
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changeset
|
759 ByteBuffer b = multicastqueue.allocate(dataLen - headerLen); |
|
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parents:
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diff
changeset
|
760 reader.readBytes(b.array(), 0, dataLen - headerLen); |
|
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parents:
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diff
changeset
|
761 b.limit(dataLen - headerLen); |
|
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|
762 bufs.add(b); |
|
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changeset
|
763 } |
|
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|
764 multicastqueue.put(bufs); |
| 233 | 765 |
|
118
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changeset
|
766 return; |
|
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parents:
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diff
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|
767 } |
|
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diff
changeset
|
768 // It may be compressed. We can inflate here to avoid repeating clients |
|
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changeset
|
769 // decompressing here, |
|
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diff
changeset
|
770 // but it may generate too many large data. It is better to do it in |
|
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parents:
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diff
changeset
|
771 // each client. |
|
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diff
changeset
|
772 // But we have do inflation for all input data, so we have to do it |
|
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parents:
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diff
changeset
|
773 // here. |
|
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parents:
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diff
changeset
|
774 } |
| 124 | 775 |
|
415
5c3635d6ab3c
Send Check_Delay packet if checkDelay flag is true
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
414
diff
changeset
|
776 public LinkedList<ByteBuffer> createCheckDelayHeader(LinkedList<ByteBuffer> checkDelay, ByteBuffer header) { |
|
414
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
412
diff
changeset
|
777 int x = (int)header.getShort(4); |
|
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
412
diff
changeset
|
778 int y = (int)header.getShort(6); |
|
3af5f4af2d63
Send data size for checkDelay
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parents:
412
diff
changeset
|
779 int width = (int)header.getShort(8); |
|
3af5f4af2d63
Send data size for checkDelay
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parents:
412
diff
changeset
|
780 int height = (int)header.getShort(10); |
|
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
412
diff
changeset
|
781 long time = System.currentTimeMillis(); |
|
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
412
diff
changeset
|
782 checkDelay.addFirst(new CheckDelay(x, y, width, height, time, EncodingType.CHECK_DELAY).getMessage()); |
|
415
5c3635d6ab3c
Send Check_Delay packet if checkDelay flag is true
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
414
diff
changeset
|
783 return checkDelay; |
|
414
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
412
diff
changeset
|
784 } |
|
3af5f4af2d63
Send data size for checkDelay
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
785 |
| 223 | 786 public void setId(short id) { |
| 787 this.id = id; | |
| 788 } | |
| 169 | 789 |
| 223 | 790 public short getId() { |
| 791 return id; | |
| 792 } | |
| 169 | 793 |
| 174 | 794 public void setMyAddress(String myHostName) { |
| 795 this.myAddress = myHostName; | |
| 223 | 796 |
| 174 | 797 } |
| 798 | |
| 799 public void setLeader(boolean leader) { | |
| 800 this.leader = leader; | |
| 801 } | |
| 802 | |
| 803 public boolean isLeader() { | |
| 804 return leader; | |
| 805 } | |
| 806 | |
| 203 | 807 public void setTreeManager(String intf, TreeManagement clients) { |
| 223 | 808 nets.setTreeManager(intf, clients); |
| 174 | 809 } |
| 223 | 810 |
| 203 | 811 public TreeManagement getTreeManager(String intf) { |
|
418
0543c380308c
Move bottleneck Node to outside node list
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parents:
417
diff
changeset
|
812 this.treeManager = nets.getTreeManager(intf); |
|
0543c380308c
Move bottleneck Node to outside node list
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parents:
417
diff
changeset
|
813 this.nodeList = treeManager.getList(); |
|
0543c380308c
Move bottleneck Node to outside node list
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parents:
417
diff
changeset
|
814 return treeManager; |
| 174 | 815 } |
| 816 | |
| 817 /** | |
|
290
c10e0dee7bbb
add READY_SHARE_SOUND msg, add function of receive READY_SHARE_SOUND msg, add sendSound thread.
oc
parents:
287
diff
changeset
|
818 * change VNCServer is called when host change. |
|
405
cdab1354e227
Add multiscreen Share Filtering flag
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
402
diff
changeset
|
819 * @param vncProxyService |
| 174 | 820 * @param hostName |
| 821 * HostAddress | |
| 359 | 822 * @param width |
|
405
cdab1354e227
Add multiscreen Share Filtering flag
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
402
diff
changeset
|
823 * FrameWidth |
| 359 | 824 * @param height |
| 382 | 825 * FrameHeight |
|
405
cdab1354e227
Add multiscreen Share Filtering flag
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
402
diff
changeset
|
826 * @param shareScreenNumber |
| 351 | 827 * @param newVNCServerId |
| 382 | 828 * @param is |
| 829 * @param os | |
| 174 | 830 */ |
|
417
c225c7963778
Send screen position
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
415
diff
changeset
|
831 public void changeVNCServer(ViewerInterface vncProxyService, String hostName, int port, int x, int y, int width, int height, int shareScreenNumber, int scale, short newVNCServerId, Reader is, Writer os) |
| 325 | 832 throws IOException { |
|
417
c225c7963778
Send screen position
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
415
diff
changeset
|
833 this.x = x; |
|
c225c7963778
Send screen position
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
415
diff
changeset
|
834 this.y = y; |
| 359 | 835 this.frameSizeWidth = width; |
| 836 this.frameSizeHeight = height; | |
|
405
cdab1354e227
Add multiscreen Share Filtering flag
Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents:
402
diff
changeset
|
837 this.shareScreenNumber = shareScreenNumber; |
| 410 | 838 this.singleWidth = frameSizeWidth; |
| 839 this.singleHeight = frameSizeHeight; | |
| 840 this.retinaScale = scale; | |
| 351 | 841 if (newVNCServerId == -1) { |
|
339
4713559f5838
if have a parent, send serverChangeRequest and whereToConnect
oc
parents:
335
diff
changeset
|
842 // change to the tree vnc root on other network. |
| 383 | 843 vncProxyService.changeToDirectConnectedServer(hostName, is, os); |
|
339
4713559f5838
if have a parent, send serverChangeRequest and whereToConnect
oc
parents:
335
diff
changeset
|
844 return; |
|
4713559f5838
if have a parent, send serverChangeRequest and whereToConnect
oc
parents:
335
diff
changeset
|
845 } |
| 342 | 846 // serverChangeの処理 |
| 369 | 847 vncProxyService.inhelitClients(vncProxyService, hostName, newVNCServerId); |
| 317 | 848 // after connecting VNC server, rfb send SEND_INIT_DATA command and wakes me up if necessary |
| 322 | 849 // stop reader stop |
| 174 | 850 } |
| 851 | |
| 852 /** | |
| 853 * start accepting children | |
| 854 * run rootFinderListener if necessary | |
| 855 */ | |
| 176 | 856 public void createConnectionAndStart(ViewerInterface v) { |
| 223 | 857 selectPort(ConnectionParams.DEFAULT_VNC_ROOT); |
| 176 | 858 acceptThread = new TreeVncCommandChannelListener(this, getAcceptPort()); |
| 223 | 859 Thread thread = new Thread(acceptThread, "TreeVNC-accept"); |
| 860 thread.start(); | |
| 176 | 861 } |
| 862 | |
| 174 | 863 public TreeVncCommandChannelListener getAcceptThread() { |
| 864 return acceptThread; | |
| 865 } | |
| 866 | |
| 176 | 867 public void setConnectionParam(CreateConnectionParam createConnectionParam) { |
| 868 cp = createConnectionParam; | |
| 869 } | |
| 870 | |
| 871 public CreateConnectionParam getConnectionParam() { | |
| 872 return cp; | |
| 873 } | |
| 874 | |
|
178
34b7558aeffa
remove TreeTask, StartTreeHandling
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parents:
177
diff
changeset
|
875 public boolean hasViewer() { |
|
34b7558aeffa
remove TreeTask, StartTreeHandling
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diff
changeset
|
876 return hasViewer; |
|
34b7558aeffa
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diff
changeset
|
877 } |
|
34b7558aeffa
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diff
changeset
|
878 |
|
34b7558aeffa
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879 public void setHasViewer(boolean b) { |
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880 hasViewer = b; |
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881 } |
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882 |
| 223 | 883 public void setShowTree(boolean showTree) { |
| 240 | 884 this.showTreeNode = showTree; |
| 885 } | |
| 886 | |
| 887 public void setCheckDelay(boolean checkDelay) { | |
| 888 this.checkDelay = checkDelay; | |
| 223 | 889 } |
| 194 | 890 |
| 241 | 891 public void setAddSerialNum(boolean addSerialNum) { |
| 892 this.addSerialNum = addSerialNum; | |
| 893 } | |
| 894 | |
| 235 | 895 public int getNodeNum(int port, String address) { |
|
232
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896 int nodeNum = 0; |
| 384 | 897 |
|
232
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898 for (Iterator<TreeVNCNode> i = nodeList.iterator(); i.hasNext();) { |
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899 TreeVNCNode tvn = (TreeVNCNode)i.next(); |
| 235 | 900 if (port == tvn.port && address.equals(tvn.hostname)) { |
| 901 nodeNum = tvn.treeNum; | |
| 902 return nodeNum; | |
| 903 } | |
|
232
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904 } |
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905 return nodeNum; |
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906 } |
| 241 | 907 |
| 257 | 908 public void setFixingSize(boolean fixingSize) { |
| 909 this.fixingSize = fixingSize; | |
| 256 | 910 } |
| 267 | 911 |
| 912 public void setFilterSingleDisplay(boolean filterSingleDisplay) { | |
| 913 this.filterSingleDisplay = filterSingleDisplay; | |
| 914 } | |
| 281 | 915 |
| 293 | 916 private DatagramSocket createSocket() { |
| 917 | |
| 918 try { | |
| 919 if (socket == null) { | |
| 920 this.socket = new DatagramSocket(ConnectionParams.DEFAULT_RTP_PORT, InetAddress.getLocalHost()); | |
| 921 } | |
| 922 } catch (SocketException e) { | |
| 923 e.printStackTrace(); | |
| 924 } catch (UnknownHostException e) { | |
| 925 e.printStackTrace(); | |
| 926 } | |
| 927 return socket; | |
| 928 } | |
| 306 | 929 |
| 930 public void setSingleDisplaySize(int singleWidth, int singleHeight) { | |
| 931 this.singleWidth = singleWidth; | |
| 932 this.singleHeight = singleHeight; | |
| 933 } | |
| 934 | |
|
417
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935 public int getX() { |
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936 return x; |
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937 } |
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938 |
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939 public int getY() { |
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940 return y; |
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941 } |
| 358 | 942 |
| 306 | 943 public int getSingleWidth() { |
| 944 return singleWidth; | |
| 945 } | |
| 946 | |
| 947 public int getSingleHeight() { | |
| 948 return singleHeight; | |
| 949 } | |
|
339
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950 |
|
405
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951 public int getShareScreenNumber() { |
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952 return shareScreenNumber; |
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953 } |
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954 |
| 410 | 955 |
| 956 public int getRetinaScale() { | |
| 957 return retinaScale; | |
| 958 } | |
| 959 | |
| 960 | |
|
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961 public boolean hasParent() { |
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962 return id != -1; |
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963 } |
| 384 | 964 |
| 965 /** | |
| 966 * server change to directed connected server | |
|
395
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967 * server maybe on the different network |
| 384 | 968 * so can not in whereToConnect message |
|
395
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969 * reuse dynamic connect socket us a new client |
| 384 | 970 * reother server exchange socket when serverChangeRequest with id -1 |
| 971 * @param previousReader | |
| 972 * @param previousWriter | |
| 973 */ | |
| 974 public void exchangeDirectConnectedServer(Reader previousReader, Writer previousWriter) { | |
| 975 String adr = viewer.getRfb().getMyAddress(); | |
| 410 | 976 int scale = viewer.getRfb().getRetinaScale(); |
|
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977 int x = 0; |
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978 int y = 0; |
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979 ScreenChangeRequest scr = new ScreenChangeRequest(adr, ConnectionParams.DEFAULT_VNC_ROOT, (short) -1, x, y, singleWidth, singleHeight, shareScreenNumber, scale); |
| 384 | 980 try { |
| 981 scr.send(previousWriter); | |
| 982 } catch (TransportException e) { | |
| 983 e.printStackTrace(); | |
| 984 return; | |
| 985 } | |
| 986 newClient(previousWriter, previousReader); | |
| 987 } | |
| 389 | 988 |
| 989 /** | |
| 990 * Requested server is connected. stop old connection, replace old connection parameter such as | |
| 991 * context (PROTOCOL) | |
| 992 * start new connection and send INIT_DATA | |
| 993 * @param workingProtocol | |
| 994 * @param connectionPresenter | |
| 995 */ | |
| 996 public synchronized void newVNCConnection(Protocol workingProtocol, ConnectionPresenter connectionPresenter) { | |
| 997 ProtocolContext previousContext = getContext(); | |
| 998 stopReceiverTask(); | |
| 999 setProtocolContext(workingProtocol); | |
| 1000 connectionPresenter.viewer.setConnectionPresenter(connectionPresenter); | |
| 1001 connectionPresenter.viewer.getConnectionPresenter().addModel("ConnectionParamsModel", connectionPresenter.getConnectionParams()); | |
| 1002 if (previousContext != null && isTreeManager() && hasParent()) { | |
| 1003 Reader previousReader = previousContext.getReader(); | |
| 1004 Writer previousWriter = previousContext.getWriter(); | |
| 1005 exchangeDirectConnectedServer(previousReader, previousWriter); | |
| 1006 } | |
| 1007 enableChildrenTransmission(); | |
| 1008 printNetworkInterface(); | |
| 1009 sendDesktopSizeChange(connectionPresenter.getReconnectingId()); | |
| 1010 } | |
| 412 | 1011 |
| 1012 public void sendErrorAnnounce(short reconnectingId, String message) { | |
| 1013 LinkedList<ByteBuffer> errorAnnounce = new LinkedList<ByteBuffer>(); | |
| 1014 errorAnnounce.add(new ChildNodeAnnounce(EncodingType.ERROR_ANNOUNCE, message.getBytes(), reconnectingId).getMessage()); | |
| 1015 if (addSerialNum) { | |
| 1016 addSerialNumber(errorAnnounce); | |
| 1017 } | |
| 1018 multicastqueue.put(errorAnnounce); | |
| 1019 } | |
| 240 | 1020 } |