Mercurial > hg > Applications > TreeVNC
annotate src/main/java/com/glavsoft/rfb/protocol/Protocol.java @ 441:cee43ceac9b3
send thatscreen position INIT_DATA
author | one |
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date | Thu, 16 Jun 2016 21:08:19 +0900 |
parents | 7e811f33b99d |
children | 3996fde6f8ed |
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC. |
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2 // All rights reserved. |
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3 // |
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4 //------------------------------------------------------------------------- |
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5 // This file is part of the TightVNC software. Please visit our Web site: |
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6 // |
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7 // http://www.tightvnc.com/ |
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8 // |
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9 // This program is free software; you can redistribute it and/or modify |
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10 // it under the terms of the GNU General Public License as published by |
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11 // the Free Software Foundation; either version 2 of the License, or |
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12 // (at your option) any later version. |
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13 // |
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14 // This program is distributed in the hope that it will be useful, |
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15 // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 // GNU General Public License for more details. |
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18 // |
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19 // You should have received a copy of the GNU General Public License along |
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20 // with this program; if not, write to the Free Software Foundation, Inc., |
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21 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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22 //------------------------------------------------------------------------- |
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23 // |
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24 |
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25 package com.glavsoft.rfb.protocol; |
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26 |
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27 import com.glavsoft.core.SettingsChangedEvent; |
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28 import com.glavsoft.exceptions.*; |
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29 import com.glavsoft.rfb.*; |
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30 import com.glavsoft.rfb.client.ClientToServerMessage; |
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31 import com.glavsoft.rfb.client.FramebufferUpdateRequestMessage; |
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32 import com.glavsoft.rfb.client.SetEncodingsMessage; |
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33 import com.glavsoft.rfb.client.SetPixelFormatMessage; |
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34 import com.glavsoft.rfb.encoding.PixelFormat; |
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35 import com.glavsoft.rfb.encoding.decoder.DecodersContainer; |
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36 import com.glavsoft.rfb.protocol.state.HandshakeState; |
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37 import com.glavsoft.rfb.protocol.state.ProtocolState; |
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38 import com.glavsoft.transport.Reader; |
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39 import com.glavsoft.transport.Writer; |
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40 |
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41 import java.util.logging.Logger; |
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42 |
207 | 43 import jp.ac.u_ryukyu.treevnc.TreeRFBProto; |
16 | 44 |
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45 public class Protocol implements ProtocolContext, IChangeSettingsListener { |
233 | 46 private ProtocolState state; |
47 private final Logger logger; | |
48 private final IPasswordRetriever passwordRetriever; | |
49 private final ProtocolSettings settings; | |
50 private int fbWidth; | |
51 private int fbHeight; | |
52 private PixelFormat pixelFormat; | |
53 private final Reader reader; | |
54 private final Writer writer; | |
55 private String remoteDesktopName; | |
56 private MessageQueue messageQueue; | |
57 private final DecodersContainer decoders; | |
58 private SenderTask senderTask; | |
59 private ReceiverTask receiverTask; | |
60 private IRfbSessionListener rfbSessionListener; | |
61 private IRepaintController repaintController; | |
62 private PixelFormat serverPixelFormat; | |
63 private Thread senderThread; | |
64 private Thread receiverThread; | |
65 private boolean isTight; | |
66 private String protocolVersion; | |
67 private byte[] initData; | |
306 | 68 private TreeRFBProto rfb; |
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69 |
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70 public Protocol(Reader reader, Writer writer, |
306 | 71 IPasswordRetriever passwordRetriever, ProtocolSettings settings, TreeRFBProto myRfb) { |
233 | 72 this.reader = reader; |
73 this.writer = writer; | |
74 this.passwordRetriever = passwordRetriever; | |
75 this.settings = settings; | |
76 decoders = new DecodersContainer(); | |
77 decoders.instantiateDecodersWhenNeeded(settings.encodings); | |
78 state = new HandshakeState(this); | |
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79 logger = Logger.getLogger(getClass().getName()); |
306 | 80 this.rfb = myRfb; |
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81 } |
233 | 82 |
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83 |
233 | 84 @Override |
85 public void changeStateTo(ProtocolState state) { | |
86 this.state = state; | |
87 } | |
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88 |
233 | 89 public void handshake() throws UnsupportedProtocolVersionException, UnsupportedSecurityTypeException, |
90 AuthenticationFailedException, TransportException, FatalException { | |
91 while (state.next()) { | |
92 // continue; | |
93 } | |
94 this.messageQueue = new MessageQueue(); | |
299 | 95 // ここでsoundpacketqueueを作成する |
233 | 96 } |
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97 |
233 | 98 @Override |
99 public PixelFormat getPixelFormat() { | |
100 return pixelFormat; | |
101 } | |
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102 |
233 | 103 @Override |
104 public void setPixelFormat(PixelFormat pixelFormat) { | |
105 this.pixelFormat = pixelFormat; | |
106 if (repaintController != null) { | |
107 repaintController.setPixelFormat(pixelFormat); | |
108 } | |
109 } | |
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110 |
233 | 111 @Override |
112 public String getRemoteDesktopName() { | |
113 return remoteDesktopName; | |
114 } | |
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115 |
233 | 116 @Override |
117 public void setRemoteDesktopName(String name) { | |
118 remoteDesktopName = name; | |
119 } | |
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120 |
233 | 121 @Override |
122 public int getFbWidth() { | |
123 return fbWidth; | |
124 } | |
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125 |
233 | 126 @Override |
127 public void setFbWidth(int fbWidth) { | |
391 | 128 this.fbWidth = fbWidth; |
441 | 129 if (rfb != null) rfb.setWidth(fbWidth); |
233 | 130 } |
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131 |
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132 @Override |
233 | 133 public int getFbHeight() { |
134 return fbHeight; | |
135 } | |
136 | |
137 @Override | |
138 public byte[] getInitData() { | |
139 return initData; | |
140 } | |
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141 |
233 | 142 @Override |
143 public void setInitData(byte[] initData) { | |
144 this.initData = initData; | |
145 } | |
146 | |
147 @Override | |
148 public void setFbHeight(int fbHeight) { | |
391 | 149 this.fbHeight = fbHeight; |
441 | 150 if (rfb != null) rfb.setHeight(fbHeight); |
233 | 151 } |
152 | |
153 @Override | |
154 public IPasswordRetriever getPasswordRetriever() { | |
155 return passwordRetriever; | |
156 } | |
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157 |
233 | 158 @Override |
159 public ProtocolSettings getSettings() { | |
160 return settings; | |
161 } | |
162 | |
163 @Override | |
164 public Writer getWriter() { | |
165 return writer; | |
166 } | |
167 | |
168 @Override | |
169 public Reader getReader() { | |
170 return reader; | |
171 } | |
172 | |
173 /** | |
174 * Following the server initialisation message it's up to the client to send | |
175 * whichever protocol messages it wants. Typically it will send a | |
176 * SetPixelFormat message and a SetEncodings message, followed by a | |
177 * FramebufferUpdateRequest. From then on the server will send | |
178 * FramebufferUpdate messages in response to the client's | |
179 * FramebufferUpdateRequest messages. The client should send | |
180 * FramebufferUpdateRequest messages with incremental set to true when it has | |
181 * finished processing one FramebufferUpdate and is ready to process another. | |
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182 * With a first client, the rate at which FramebufferUpdateRequests are sent |
233 | 183 * should be regulated to avoid hogging the network. |
184 */ | |
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185 public void startNormalHandling(IRfbSessionListener rfbSessionListener, |
195 | 186 IRepaintController repaintController, ClipboardController clipboardController, |
207 | 187 TreeRFBProto rfb) |
195 | 188 { |
189 receiverTask = new ReceiverTask( | |
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190 reader, repaintController, |
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191 clipboardController, |
195 | 192 decoders, this, rfb); |
193 startNormalHandling1(rfbSessionListener, repaintController, clipboardController); | |
104
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194 } |
233 | 195 |
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196 public void startNormalHandling1(IRfbSessionListener rfbSessionListener, |
233 | 197 IRepaintController repaintController, ClipboardController clipboardController) { |
198 this.rfbSessionListener = rfbSessionListener; | |
199 this.repaintController = repaintController; | |
200 // if (settings.getColorDepth() == 0) { | |
201 // settings.setColorDepth(pixelFormat.depth); // the same the server sent when not initialized yet | |
202 // } | |
203 serverPixelFormat = pixelFormat; | |
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204 correctServerPixelFormat(); |
233 | 205 setPixelFormat(createPixelFormat(settings)); |
206 sendMessage(new SetPixelFormatMessage(pixelFormat)); | |
207 logger.fine("sent: " + pixelFormat); | |
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208 |
233 | 209 sendSupportedEncodingsMessage(settings); |
210 settings.addListener(this); // to support pixel format (color depth), and encodings changes | |
211 settings.addListener(repaintController); | |
391 | 212 if (rfb.isTreeManager()) { |
213 sendRefreshMessage(); | |
214 } | |
233 | 215 senderTask = new SenderTask(messageQueue, writer, this); |
216 senderThread = new Thread(senderTask, "RfbSenderTask"); | |
217 senderThread.start(); | |
218 decoders.resetDecoders(); | |
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219 |
233 | 220 receiverThread = new Thread(receiverTask, "RfbReceiverTask"); |
221 receiverThread.start(); | |
222 } | |
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223 |
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224 private void correctServerPixelFormat() { |
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225 // correct true color flag - we don't support color maps, so always set it up |
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226 serverPixelFormat.trueColourFlag = 1; |
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227 // correct .depth to use actual depth 24 instead of incorrect 32, used by ex. UltraVNC server, that cause |
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228 // protocol incompatibility in ZRLE encoding |
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229 final long significant = serverPixelFormat.redMax << serverPixelFormat.redShift | |
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230 serverPixelFormat.greenMax << serverPixelFormat.greenShift | |
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231 serverPixelFormat.blueMax << serverPixelFormat.blueShift; |
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232 if (32 == serverPixelFormat.bitsPerPixel && |
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233 ((significant & 0x00ff000000L) == 0 || (significant & 0x000000ffL) == 0) && |
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234 32 == serverPixelFormat.depth) { |
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235 serverPixelFormat.depth = 24; |
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236 } |
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237 } |
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238 |
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239 @Override |
233 | 240 public void sendMessage(ClientToServerMessage message) { |
241 messageQueue.put(message); | |
242 } | |
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243 |
233 | 244 private void sendSupportedEncodingsMessage(ProtocolSettings settings) { |
245 decoders.instantiateDecodersWhenNeeded(settings.encodings); | |
246 SetEncodingsMessage encodingsMessage = new SetEncodingsMessage(settings.encodings); | |
247 sendMessage(encodingsMessage); | |
248 logger.fine("sent: " + encodingsMessage.toString()); | |
249 } | |
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250 |
233 | 251 /** |
252 * create pixel format by bpp | |
253 */ | |
254 private PixelFormat createPixelFormat(ProtocolSettings settings) { | |
255 int serverBigEndianFlag = serverPixelFormat.bigEndianFlag; | |
256 switch (settings.getColorDepth()) { | |
257 case ProtocolSettings.COLOR_DEPTH_24: | |
258 return PixelFormat.create24bitColorDepthPixelFormat(serverBigEndianFlag); | |
259 case ProtocolSettings.COLOR_DEPTH_16: | |
260 return PixelFormat.create16bitColorDepthPixelFormat(serverBigEndianFlag); | |
261 case ProtocolSettings.COLOR_DEPTH_8: | |
262 return PixelFormat.create8bitColorDepthBGRPixelFormat(serverBigEndianFlag); | |
263 case ProtocolSettings.COLOR_DEPTH_6: | |
264 return PixelFormat.create6bitColorDepthPixelFormat(serverBigEndianFlag); | |
265 case ProtocolSettings.COLOR_DEPTH_3: | |
266 return PixelFormat.create3bppPixelFormat(serverBigEndianFlag); | |
267 case ProtocolSettings.COLOR_DEPTH_SERVER_SETTINGS: | |
268 return serverPixelFormat; | |
269 default: | |
270 // unsupported bpp, use default | |
271 return PixelFormat.create24bitColorDepthPixelFormat(serverBigEndianFlag); | |
272 } | |
273 } | |
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274 |
233 | 275 @Override |
276 public void settingsChanged(SettingsChangedEvent e) { | |
277 ProtocolSettings settings = (ProtocolSettings) e.getSource(); | |
278 if (settings.isChangedEncodings()) { | |
279 sendSupportedEncodingsMessage(settings); | |
280 } | |
281 if (settings.isChangedColorDepth() && receiverTask != null) { | |
282 receiverTask.queueUpdatePixelFormat(createPixelFormat(settings)); | |
283 } | |
284 } | |
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285 |
233 | 286 @Override |
287 public void sendRefreshMessage() { | |
419
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288 sendMessage(new FramebufferUpdateRequestMessage(rfb.getX(), rfb.getY(), rfb.frameSizeWidth * rfb.getRetinaScale(), rfb.frameSizeHeight * rfb.getRetinaScale(), false)); |
257 | 289 // sendMessage(new FramebufferUpdateRequestMessage(0, 0, 1920, 1080, false)); |
233 | 290 logger.fine("sent: full FB Refresh"); |
291 } | |
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292 |
233 | 293 @Override |
294 public void cleanUpSession(String message) { | |
295 cleanUpSession(); | |
296 if (message!=null) | |
297 rfbSessionListener.rfbSessionStopped(message); | |
298 } | |
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299 |
233 | 300 public synchronized void cleanUpSession() { |
301 if (senderTask != null) { | |
345
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302 // stop senderTask to VNCServer task. |
233 | 303 senderTask.stopTask(); |
304 try { | |
320 | 305 senderThread.join(); |
233 | 306 } catch (InterruptedException e) { |
326 | 307 System.out.println("any thread has interrupted the current thread"); |
233 | 308 } |
309 senderTask = null; | |
310 } | |
311 stopReceiverTask(); | |
312 } | |
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313 |
233 | 314 @Override |
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315 public void stopReceiverTask() { |
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316 if (receiverTask != null) { |
233 | 317 receiverTask.stopTask(); |
318 try { | |
320 | 319 receiverThread.join(); |
233 | 320 } catch (InterruptedException e) { |
326 | 321 System.out.println("any thread has interrupted the current thread"); |
233 | 322 } |
323 receiverTask = null; | |
324 } | |
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325 } |
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326 |
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327 @Override |
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328 public int getNumberOfRectangle() { |
441 | 329 return receiverTask.numberOfRectangles; |
248
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330 } |
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331 |
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332 @Override |
306 | 333 public TreeRFBProto getRfb() { |
334 return rfb; | |
335 } | |
336 | |
337 @Override | |
441 | 338 public void setX(int x) { |
339 if (rfb != null) rfb.setX(x); | |
340 } | |
341 | |
342 @Override | |
343 public void setY(int y) { | |
344 if (rfb != null) rfb.setY(y); | |
345 } | |
346 | |
347 @Override | |
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348 public void setTight(boolean isTight) { |
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349 this.isTight = isTight; |
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350 } |
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351 |
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352 @Override |
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353 public boolean isTight() { |
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354 return isTight; |
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355 } |
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356 |
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357 @Override |
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358 public void setProtocolVersion(String protocolVersion) { |
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359 this.protocolVersion = protocolVersion; |
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360 } |
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361 |
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362 @Override |
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363 public String getProtocolVersion() { |
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364 return protocolVersion; |
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365 } |
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366 |
195 | 367 |
233 | 368 |
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369 |
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370 @Override |
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371 public void resetDecoder() { |
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372 decoders.resetDecoders(); |
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373 } |
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374 } |