Mercurial > hg > RemoteEditor > REPSessionManager
annotate rep/SessionManager.java @ 386:bba62c4ac323
sync-option
| author | one@firefly.cr.ie.u-ryukyu.ac.jp |
|---|---|
| date | Mon, 10 Nov 2008 22:19:34 +0900 |
| parents | 1fca50ce3508 |
| children | 6f356d160e58 |
| rev | line source |
|---|---|
| 266 | 1 |
| 0 | 2 package rep; |
| 3 | |
| 4 import java.io.IOException; | |
| 5 import java.net.InetSocketAddress; | |
| 267 | 6 import java.nio.channels.ClosedChannelException; |
| 0 | 7 |
| 346 | 8 import org.xml.sax.SAXException; |
| 9 | |
| 198 | 10 |
| 353 | 11 |
| 337 | 12 import rep.channel.REPLogger; |
| 133 | 13 import rep.channel.REPSocketChannel; |
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14 import rep.gui.CloseButtonEvent; |
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15 import rep.gui.SelectButtonEvent; |
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16 import rep.gui.SessionManagerEvent; |
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17 import rep.gui.SessionManagerEventListener; |
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18 import rep.gui.SessionManagerGUI; |
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19 import rep.gui.SessionManagerGUIimpl; |
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20 import rep.handler.Editor; |
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21 import rep.handler.REPNode; |
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22 import rep.handler.FirstConnector; |
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23 import rep.handler.Forwarder; |
| 56 | 24 import rep.xml.SessionXMLDecoder; |
| 45 | 25 import rep.xml.SessionXMLEncoder; |
| 264 | 26 |
| 198 | 27 /* |
| 264 | 28 +-------+--------+--------+-------+--------+---------+------+ |
| 29 | cmd | session| editor | seqid | lineno | textsiz | text | | |
| 30 | | id | id | | | | | | |
| 31 +-------+--------+--------+-------+--------+---------+------+ | |
| 32 o---------- header section (network order) ----------o | |
| 33 | |
| 34 int cmd; kind of command | |
| 35 int sid; session ID : uniqu to editing file | |
| 36 int eid; editor ID : owner editor ID = 1。Session に対して unique | |
| 308 | 37 -1 session manager command |
| 38 -2 merge command | |
| 264 | 39 int seqno; Sequence number : sequence number はエディタごとに管理 |
| 40 int lineno; line number | |
| 41 int textsize; textsize : bytesize | |
| 42 byte[] text; | |
| 198 | 43 */ |
| 1 | 44 |
| 384 | 45 public class SessionManager extends ServerMainLoop |
| 46 implements SessionManagerEventListener { | |
| 47 SessionList sessionList = new SessionList(); | |
| 363 | 48 // Known Session Manager List, At most one parent. No parent means master. |
| 384 | 49 SessionManagerList smList = new SessionManagerList(); |
| 363 | 50 // Known Editor list. Connected Editor has a channel. |
| 51 // Session Manager Channel may have dummy editors. | |
| 384 | 52 EditorList editorList = new EditorList(); |
| 363 | 53 // Queue limit for debugging purpose. |
| 384 | 54 static final int packetLimit = 200; |
| 358 | 55 |
| 363 | 56 // globalSessionID = SessionManagerID * MAXID + localSessionID |
| 358 | 57 private static final int MAXID = 10000; |
| 353 | 58 SessionXMLDecoder decoder = new SessionXMLDecoder(); |
| 358 | 59 SessionXMLEncoder encoder = new SessionXMLEncoder(); |
| 363 | 60 // SocketChannel for our parent. At most one parent is allowed. |
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61 private REPNode sm_join_channel; |
| 363 | 62 // Routing table for session and session manager. |
| 369 | 63 private RoutingTable routingTable = new RoutingTable(this); |
| 386 | 64 // sync option |
| 65 public boolean sync = true; | |
| 384 | 66 |
| 67 static public REPLogger logger = REPLogger.singleton(); | |
| 68 | |
| 316 | 69 public static void main(String[] args) throws InterruptedException, IOException { |
| 384 | 70 int port =ServerMainLoop.DEFAULT_PORT; |
| 71 int port_s = ServerMainLoop.DEFAULT_PORT; | |
| 316 | 72 //System.setProperty("file.encoding", "UTF-8"); |
| 73 if(args.length > 0){ | |
| 363 | 74 if (args.length!=2) { |
| 75 logger.writeLog("Usage: sessionManager our_port parent_port"); | |
| 76 return; | |
| 77 } | |
| 316 | 78 port = Integer.parseInt(args[0]); |
| 79 port_s = Integer.parseInt(args[1]); | |
| 80 } | |
| 81 SessionManager sm = new SessionManager(); | |
| 336 | 82 sm.setReceivePort(port); |
| 83 sm.setParentPort(port_s); | |
| 363 | 84 // Ok start main loop |
| 316 | 85 sm.init(port,new SessionManagerGUIimpl(sm)); |
| 86 } | |
| 87 | |
| 280 | 88 public void init(int port, SessionManagerGUI gui) throws IOException, InterruptedException { |
| 384 | 89 mainLoop(this, port, gui); |
| 2 | 90 } |
| 91 | |
| 363 | 92 /* |
| 93 * After loop detection, we give up session manager join. | |
| 94 */ | |
| 95 private void cancel_sm_join() { | |
| 364 | 96 logger.writeLog("Loop detected "+this); |
| 384 | 97 removeChannel(this, sm_join_channel); |
| 355 | 98 sm_join_channel=null; |
| 99 } | |
| 100 | |
| 101 | |
| 102 /** | |
| 363 | 103 * GUI から、呼ばれて、Session Managerに接続する。 |
| 355 | 104 * Host 名のSession Manager に SM_JOIN する。自分は、Session を持っていては |
| 105 * ならない。複数のSession Managerにjoinすることは出来ない。(NATを実装するまでは)。 | |
| 106 * @param host | |
| 107 */ | |
| 378 | 108 public void connectSessionManager(String host, int port) { |
| 355 | 109 if (sm_join_channel!=null) return; |
| 110 if (!sessionList.isEmpty()) return; | |
| 111 if (!smList.isMaster()) return; | |
| 363 | 112 /* |
| 113 * IPv6 対応では、複数のアドレスを取って、それのすべてに接続を試す必要が | |
| 114 * ある。 | |
| 115 */ | |
| 1 | 116 InetSocketAddress addr = new InetSocketAddress(host, port); |
| 117 try { | |
| 186 | 118 REPSocketChannel<REPCommand> sessionchannel = REPSocketChannel.<REPCommand>create(new REPCommandPacker()); |
| 1 | 119 sessionchannel.connect(addr); |
| 337 | 120 while(!sessionchannel.finishConnect()); |
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121 REPNode sm = new FirstConnector(this); |
| 355 | 122 registerChannel(sessionchannel, sm); |
| 349 | 123 sm_join(sm); |
| 1 | 124 }catch (IOException e) { |
| 125 } | |
| 126 } | |
| 364 | 127 |
| 378 | 128 public void connectSessionManager(String host) { |
| 129 connectSessionManager(host,parent_port); | |
| 364 | 130 } |
| 77 | 131 |
| 363 | 132 /** |
| 133 * channel に SMCMD_SM_JOIN command を送る。 | |
| 134 * @param channel | |
| 135 */ | |
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136 private void sm_join(REPNode channel){ |
| 355 | 137 sm_join_channel = channel; |
| 122 | 138 //SM_JOINコマンドを生成。 |
| 77 | 139 REPCommand command = new REPCommand(); |
| 140 command.setCMD(REP.SMCMD_SM_JOIN); | |
| 349 | 141 command.setEID(-1); // request Parent SessionManagerID |
| 142 command.setSID(-1); // request SessionManagerID | |
| 79 | 143 |
| 122 | 144 //hostnameをセット。 |
| 349 | 145 setMyHostName(channel.getLocalHostName()); |
| 82 | 146 |
| 355 | 147 String string = myHost; |
| 77 | 148 command.setString(string); |
| 149 | |
| 122 | 150 //SM_JOINコマンドを送信。 |
| 349 | 151 channel.send(command); |
| 363 | 152 // ack を受け取ったら、SessionManagerのListに追加。ここではやらない。 |
| 77 | 153 } |
| 349 | 154 |
| 361 | 155 /* |
| 156 * Select Session from Manager button | |
| 157 * selected editor is joined editor directly connected to this session | |
| 158 * manager. | |
| 159 */ | |
| 316 | 160 public void selectSession(SelectButtonEvent event) throws IOException { |
| 250 | 161 int sid = event.getSID(); |
| 358 | 162 Session session = sessionList.get(sid); |
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163 if (session==null) throw new IOException(); |
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164 REPNode editor = event.getEditor(); |
| 324 | 165 if (editor.hasSession()) return; |
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166 // assert(getSMID(editor.eid)==smList.sessionManagerID()); |
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167 // assert(editor.channel!=null); |
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168 editor.setSID(sid); // mark as selected |
| 372 | 169 selectSession0(sid, session, editor.getEID(), editor); |
| 170 } | |
| 171 | |
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172 private void selectSession0(int sid, Session session, int eid, REPNode editor) { |
| 372 | 173 if (editor.isDirect()&&editor.getEID()==eid) { |
| 386 | 174 REPCommand command = new REPCommand(); |
| 175 command.setSID(sid); | |
| 176 command.setEID(eid); | |
| 177 command.setString(session.getName()); | |
| 178 editor.selectSession(command, session); | |
| 372 | 179 } else { |
| 180 // we don't have this editor, search the editor first. | |
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181 REPNode next = routingTable.toSessionManager(getSMID(eid)); |
| 372 | 182 // pass the select command to the next path. |
| 183 REPCommand command = new REPCommand(); | |
| 184 command.setCMD(REP.SMCMD_SELECT0); | |
| 185 command.setSID(sid); | |
| 186 command.setEID(eid); | |
| 187 command.setString(editor.getHost()); | |
| 188 next.send(command); | |
| 189 } | |
| 358 | 190 } |
| 191 | |
| 386 | 192 public void forwardSelect(int sid, Session session, int eid, |
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193 REPNode editor) { |
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194 REPNode next; |
| 372 | 195 // session searching continue... |
| 196 next = routingTable.toSessionManager(getSMID(sid)); | |
| 197 // make a forwarding channel here | |
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198 REPNode f = createSessionForwarder(sid, next); |
| 372 | 199 session.setFirstForwarder(f); |
| 200 session.addForwarder(editor); | |
| 201 // pass the select command to the next path. | |
| 202 REPCommand command = new REPCommand(); | |
| 203 command.setCMD(REP.SMCMD_SELECT); | |
| 204 command.setSID(sid); | |
| 205 command.setEID(eid); | |
| 206 command.setString(editor.getHost()); | |
| 207 next.send(command); | |
| 208 } | |
| 209 | |
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210 private REPNode createSessionForwarder(int sid, REPNode editor) { |
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211 REPNode f = new Forwarder(this); |
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212 f.setEID(makeID(editorList.newEid())); |
| 372 | 213 f.setChannel(editor.channel); // incoming channel |
| 214 f.setHost(myHost); | |
| 215 f.setSID(sid); | |
| 216 return f; | |
| 217 } | |
| 218 | |
| 363 | 219 /* |
| 220 * Create and send UPDATE command. | |
| 221 */ | |
| 386 | 222 public void sendUpdate(int sid) { |
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223 REPCommand command = makeREPCommandWithSessionList(REP.SMCMD_UPDATE); |
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224 command.setSID(sid); |
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225 command.setEID(REP.SM_EID.id); |
| 386 | 226 if (isMaster()) { |
| 227 command.setCMD(REP.SMCMD_UPDATE_ACK); | |
| 228 smList.sendToSlaves(command); | |
| 229 } else { | |
| 230 smList.sendToMaster(command); | |
| 231 } | |
| 358 | 232 } |
| 233 | |
| 363 | 234 /* |
| 235 * Create new editor in this sessin manager. A dummy editor | |
| 236 * is created also. | |
| 237 */ | |
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238 public REPNode newEditor(REPSocketChannel<REPCommand> channel) { |
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239 int eid = makeID(editorList.newEid()); |
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240 REPNode editor = new Editor(this, eid, channel); |
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241 editorList.add(editor); |
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242 return editor; |
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243 } |
| 363 | 244 |
| 245 /* | |
| 246 * Create new session. | |
| 247 */ | |
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248 public Session newSession(REPNode master) { |
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249 int sid= makeID(sessionList.newSessionID()); |
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250 Session session = new Session(sid, master); |
| 360 | 251 sessionList.put(sid, session); |
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252 return session; |
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253 } |
| 358 | 254 |
| 363 | 255 /* |
| 256 * GUI command interface for close session. | |
| 257 */ | |
| 259 | 258 public void closeSession(SessionManagerEvent event) { |
| 259 Session session = ((CloseButtonEvent) event).getSession(); | |
| 260 session.closeSession(); | |
| 261 sessionList.remove(session); | |
| 262 updateGUI(); | |
| 263 } | |
| 264 | |
| 363 | 265 /* |
| 266 * Remove editors which has the cannel. | |
| 267 */ | |
| 274 | 268 public void remove(REPSocketChannel<REPCommand> channel) { |
| 358 | 269 int i = 0; |
| 270 for(Session s:sessionList.values()) { | |
| 274 | 271 if (s.deleteEditor(channel)) { |
| 358 | 272 i++; |
| 274 | 273 } |
| 274 } | |
| 358 | 275 assert(i==1); |
| 274 | 276 // can be other session manager? what should I do? |
| 277 } | |
| 278 | |
| 317 | 279 |
| 318 | 280 public void remove(Editor editor) { |
| 358 | 281 Session s = sessionList.get(editor.getSID()); |
| 362 | 282 if (s==null) { |
| 283 assert(false); | |
| 284 editorList.remove(editor); | |
| 285 } else if (editor.isMaster()) { | |
| 358 | 286 removeSession(s); |
| 287 } else { | |
| 288 s.deleteForwarder(editor); | |
| 289 editorList.remove(editor); | |
| 318 | 290 } |
| 341 | 291 updateGUI(); |
| 292 } | |
| 293 | |
| 294 private void removeSession(Session s0) { | |
| 358 | 295 s0.remove(this); |
| 341 | 296 sessionList.remove(s0); |
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297 sendUpdate(s0.getSID()); |
| 318 | 298 } |
| 299 | |
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300 public boolean sessionManage(REPNode forwarder, REPCommand command) throws ClosedChannelException, |
| 358 | 301 IOException { |
| 355 | 302 switch(command.cmd){ |
| 353 | 303 |
| 304 // Session Manager Command | |
| 305 | |
| 306 case SMCMD_JOIN: | |
| 307 { | |
| 358 | 308 // first connection or forwarded command |
| 367 | 309 routingTable.add(forwarder,getSMID(command.eid)); |
| 358 | 310 if(isMaster()) { |
| 311 REPCommand ackCommand = new REPCommand(); | |
| 312 ackCommand.setCMD(REP.SMCMD_JOIN_ACK); | |
| 313 ackCommand.setEID(command.eid); | |
| 360 | 314 ackCommand.setSID(command.sid); |
| 358 | 315 ackCommand.string = command.string; |
| 316 smList.sendToSlaves(ackCommand); | |
| 317 registEditor(forwarder,ackCommand); | |
| 318 } else { | |
| 319 smList.sendToMaster(command); | |
| 320 } | |
| 360 | 321 updateGUI(); |
| 353 | 322 } |
| 323 | |
| 324 break; | |
| 325 | |
| 361 | 326 case SMCMD_PUT_ACK: |
| 366 | 327 if (forwarder.isDirect()) { |
| 328 // send put_ack to the editor now. | |
| 329 command.setCMD(REP.SMCMD_PUT_ACK); | |
| 330 command.string = command.string; | |
| 331 command.setEID(command.eid); | |
| 332 command.setSID(command.sid); | |
| 333 forwarder.send(command); | |
| 334 } | |
| 353 | 335 case SMCMD_JOIN_ACK: |
| 358 | 336 registEditor(forwarder,command); |
| 360 | 337 updateGUI(); |
| 353 | 338 break; |
| 339 | |
| 340 case SMCMD_PUT: | |
| 341 { | |
| 358 | 342 // first connection or forwarded command |
| 367 | 343 routingTable.add(forwarder,getSMID(command.eid)); |
| 370 | 344 REPCommand ack = new REPCommand(command); ack.setCMD(REP.SMCMD_PUT_ACK); |
| 345 if(isMaster()) { | |
| 371 | 346 // Reached to the top of the tree, multicast the ack. |
| 370 | 347 smList.sendToSlaves(ack); |
| 348 registEditor(forwarder,ack); | |
| 371 | 349 if (forwarder.isDirect()) { |
| 350 // If put editor on the master, no SMCMD_PUT_ACK is | |
| 351 // generated. Send ack to the editor now. | |
| 352 forwarder.send(ack); | |
| 353 } | |
| 358 | 354 } else { |
| 371 | 355 // Pass this to the master. |
| 358 | 356 smList.sendToMaster(command); |
| 361 | 357 // registEditor will be done by SMCMD_PUT_ACK |
| 358 } | |
| 360 | 359 updateGUI(); |
| 353 | 360 |
| 361 } | |
| 362 break; | |
| 358 | 363 |
| 372 | 364 case SMCMD_SELECT0: |
| 365 /* | |
| 366 * finding joining editor, do not make the path. | |
| 367 */ | |
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368 REPNode editor = editorList.get(command.eid); |
| 372 | 369 if (editor==null|| !editor.isDirect()) { |
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370 REPNode next = routingTable.toSessionManager(getSMID(command.eid)); |
| 372 | 371 next.send(command); |
| 372 break; | |
| 373 } | |
| 374 // we've found the editor, fall thru. | |
| 353 | 375 case SMCMD_SELECT: |
| 361 | 376 { |
| 372 | 377 /* |
| 378 * finding active session ring from joined editor. | |
| 379 */ | |
| 361 | 380 Session session = sessionList.get(command.sid); |
| 381 if (session==null) { | |
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382 session = new Session(command.sid, command.string,null); |
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383 sessionList.put(command.sid,session); |
| 361 | 384 } |
| 372 | 385 // Do not directly addForwarder(forwarder). It may be |
| 386 // shared among sessions. | |
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387 REPNode f = createSessionForwarder(command.sid, forwarder); |
| 372 | 388 session.addForwarder(f); // f.next is set up here. |
| 386 | 389 forwarder.selectSession(command,session); |
| 361 | 390 } |
| 391 break; | |
| 353 | 392 case SMCMD_SELECT_ACK: |
| 393 { | |
| 369 | 394 // Sessionが見つかったので、select したeditorに教える。 |
| 358 | 395 Session session = sessionList.get(command.sid); |
| 376 | 396 searchSelectedEditor(command,session.getForwarder(forwarder.channel)); |
| 353 | 397 } |
| 358 | 398 break; |
| 399 | |
| 353 | 400 case SMCMD_SM_JOIN: |
| 401 { | |
| 355 | 402 // SM_JOIN中にSMCMD_SM_JOINが来たら、これはループなので、 |
| 403 ///自分のSM_JOINを取り消す。 | |
| 404 if (sm_join_channel!=null) cancel_sm_join(); | |
| 353 | 405 // SMCMD_SM_JOIN は、master まで上昇する。 |
| 406 // masterでなければ、自分のparentに転送する。 | |
| 355 | 407 if(isMaster()) { |
| 353 | 408 // master であれば、SessionManager IDを決めて、 |
| 409 // 自分のsmList に登録 | |
| 377 | 410 registSessionManager(forwarder, command); |
| 355 | 411 } else { |
| 412 if (forwarder.sid==-1) { | |
| 413 // direct link の場合は、識別のために、EIDに直上の | |
| 414 // smid を入れておく。 | |
| 415 command.setEID(smList.sessionManagerID()); | |
| 416 } | |
| 417 smList.sendToMaster(command); | |
| 353 | 418 } |
| 419 } | |
| 420 break; | |
| 386 | 421 |
| 422 case SMCMD_SYNC_ACK: | |
| 423 break; | |
| 424 | |
| 355 | 425 case SMCMD_SM_JOIN_ACK: |
| 426 send_sm_join_ack(command.eid, command.sid, command); | |
| 353 | 427 break; |
| 428 | |
| 429 case SMCMD_UPDATE: | |
| 386 | 430 sendUpdate(command.sid); |
| 431 break; | |
| 353 | 432 case SMCMD_UPDATE_ACK: |
| 358 | 433 command.setString(mergeUpdate(command)); |
| 434 // 下に知らせる | |
| 355 | 435 smList.sendToSlaves(command); |
| 358 | 436 updateGUI(); |
| 353 | 437 break; |
| 438 default: | |
| 439 return false; | |
| 440 } | |
| 441 return true; | |
| 442 } | |
| 443 | |
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444 private void registSessionManager(REPNode forwarder, REPCommand command) { |
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445 REPNode sm; |
| 377 | 446 int psid = command.eid; |
| 447 if (forwarder.sid!=-1) { | |
| 448 // すでに channelはSessionManager Idを持っていて、 | |
| 449 // direct link ではないので、 | |
| 450 // channel を持たないForwarderとして登録する | |
| 451 sm = new Forwarder(this); | |
| 452 } else { | |
| 453 sm = forwarder; | |
| 454 } | |
| 455 int sid = smList.addNewSessionManager(sm,command); | |
| 456 routingTable.add(forwarder,sid); | |
| 457 | |
| 458 REPCommand sendCommand = makeREPCommandWithSessionList(REP.SMCMD_SM_JOIN_ACK); | |
| 459 // command.eid==smList.sesionManagerID() の場合は、 | |
| 460 // 待っている自分の下のsessionManagerにsidをassignする必要がある。 | |
| 461 sendCommand.setSID(sid); // new Session manager ID | |
| 462 // 複数のSM_JOIN_ACKを識別するには、最初にSM_JOINを受け付けた | |
| 463 // Session manager IDを使う。 | |
| 464 sendCommand.setEID(psid); | |
| 465 send_sm_join_ack(psid, sid, sendCommand); | |
| 466 } | |
| 467 | |
| 468 | |
| 469 void send_sm_join_ack(int psid, int sid,REPCommand sendCommand) { | |
| 470 if (psid==smList.sessionManagerID()) { | |
| 471 // 直下のsessionManagerにIDを割り振る必要がある。 | |
| 472 smList.assignSessionManagerIDtoWaitingSM(sid); | |
| 473 // ここで smList に一つだけ追加されるので | |
| 474 // 待っている最初のsm一つにだけ、sm_join_ackが新たに送られる。 | |
| 475 } | |
| 476 smList.sendToSlaves(sendCommand); | |
| 477 } | |
| 478 | |
| 372 | 479 /* |
| 480 * 指定されたeditorがlocalにあるかどうかを調べる。なければ、他に送る。戻って何回も探すことが | |
| 481 * あり得るので、よろしくない。 | |
| 482 */ | |
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483 private void searchSelectedEditor(REPCommand command, REPNode editor) { |
| 372 | 484 for(;editor.isDirect();editor = editor.getNextForwarder()) { |
| 485 if (editor.getEID()==command.eid) { | |
| 486 // select したeditor を見つけた | |
| 487 command.cmd=REP.SMCMD_JOIN_ACK; | |
| 488 editor.send(command); | |
| 386 | 489 sendUpdate(command.sid); |
| 490 if (sync) { | |
| 491 REPCommand sync = new REPCommand(command); | |
| 492 sync.setCMD(REP.SMCMD_SYNC); | |
| 493 editor.sendSync(sync); | |
| 494 } | |
| 372 | 495 return; |
| 496 } | |
| 497 } | |
| 498 // ここにはありませんでした。 | |
| 499 editor.send(command); | |
| 500 } | |
| 501 | |
| 355 | 502 |
| 363 | 503 /** |
| 504 * UPDATE/UPDATE_ACKにより送られてきたSessionの情報を追加する | |
| 505 * @param command | |
| 506 * @return | |
| 507 * @throws IOException | |
| 508 */ | |
| 358 | 509 private String mergeUpdate(REPCommand command) throws IOException { |
| 510 SessionList receivedSessionList; | |
| 511 try { | |
| 512 receivedSessionList = decoder.decode(command.string); | |
| 513 } catch (SAXException e) { | |
| 514 throw new IOException(); | |
| 515 } | |
| 363 | 516 // 受け取った情報と自分の情報を混ぜる。 |
| 517 sessionList.merge(receivedSessionList); | |
| 358 | 518 //XMLを生成。送信コマンドにセット。 |
| 519 return encoder.sessionListToXML(sessionList); | |
| 520 | |
| 521 } | |
| 522 | |
| 523 /* | |
| 524 * id has SessionManager ID part | |
| 525 */ | |
| 526 private int makeID(int newid) { | |
| 527 return newid+smList.sessionManagerID()*MAXID; | |
| 528 } | |
| 529 | |
| 384 | 530 int getSMID(int id) { |
| 358 | 531 return id/MAXID; |
| 532 } | |
| 533 | |
| 534 | |
| 361 | 535 /** |
| 536 * Register Editor to our editorList. No connection is made. | |
| 537 * @param forwarder Editor to be add | |
| 538 * @param command | |
| 539 */ | |
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540 public void registEditor(REPNode forwarder,REPCommand command) { |
| 358 | 541 // make ack for PUT/JOIN. Do not send this to the editor, |
| 542 // before select. After select, ack is sent to the editor. | |
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543 REPNode editor; |
| 367 | 544 if (getSMID(command.eid)==smList.sessionManagerID()) { |
| 545 if (forwarder.isDirect()) { | |
| 546 editor = (Editor)forwarder; | |
| 547 } else | |
| 548 return; | |
| 358 | 549 } else { |
| 385 | 550 editor = new Editor(this, command.eid); |
| 358 | 551 } |
| 552 editor.setName(command.string); | |
| 553 editor.setSID(command.sid); | |
| 554 if (!editorList.hasEid(command.eid)) { | |
| 555 editorList.add(editor); | |
| 556 } | |
| 367 | 557 if (command.cmd==REP.SMCMD_PUT_ACK) { |
| 558 Session session = new Session(command.sid, command.string, editor); | |
| 559 sessionList.put(command.sid, session); | |
| 560 } | |
| 358 | 561 // we don't join ack to the direct linked editor. We |
| 562 // have to wait select command | |
| 563 } | |
| 564 | |
| 565 | |
| 355 | 566 private REPCommand makeREPCommandWithSessionList(REP cmd) { |
| 567 //SessionListからXMLを生成。 | |
| 568 //joinしてきたSessionManagerに対してACKを送信。 | |
| 569 REPCommand sendCommand = new REPCommand(); | |
| 570 sendCommand.setCMD(cmd); | |
| 358 | 571 sendCommand.setString(encoder.sessionListToXML(sessionList)); |
| 355 | 572 return sendCommand; |
| 573 } | |
| 574 | |
| 575 | |
| 576 public boolean isMaster() { | |
| 577 return smList.isMaster(); | |
| 578 } | |
| 579 | |
| 580 | |
| 581 public void setSessionManagerID(int sid) { | |
| 582 smList.setSessionManagerID(sid); | |
| 583 } | |
| 584 | |
| 358 | 585 |
| 586 public Session getSession(int sid) { | |
| 587 return sessionList.get(sid); | |
| 588 } | |
| 589 | |
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590 public void setParent(REPNode fw) { |
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591 smList.setParent(fw); |
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592 } |
| 367 | 593 |
| 594 public String toString() { | |
| 595 int myId = 0; | |
| 596 if (smList!=null) myId = smList.sessionManagerID(); | |
| 384 | 597 return "rep.SessionManager-"+myId+"@"+super.toString(); |
| 367 | 598 } |
| 385 | 599 |
| 600 public void addWaitingSessionManager(REPNode fw, REPCommand command) { | |
| 601 smList.addWaitingSessionManager(fw, command); | |
| 602 } | |
| 0 | 603 } |