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authorTeravus Ovares2007-12-30 23:56:29 +0000
committerTeravus Ovares2007-12-30 23:56:29 +0000
commit373d801c400f8c4da8bc55ed8637a42be8c6e927 (patch)
tree9e27367e999e5a96b51d5ac539a1cf4c111a17da /OpenSim
parent* Fixed References in Prebuild so the project compiles (diff)
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* Added graceful remote script server connection error handling
* Removed a friends module test that I had.
Diffstat (limited to 'OpenSim')
-rw-r--r--OpenSim/Region/Environment/Modules/FriendsModule.cs4
-rw-r--r--OpenSim/Region/ScriptEngine/RemoteServer/EventManager.cs304
-rw-r--r--OpenSim/Region/ScriptEngine/RemoteServer/RemoteServer.cs36
3 files changed, 298 insertions, 46 deletions
diff --git a/OpenSim/Region/Environment/Modules/FriendsModule.cs b/OpenSim/Region/Environment/Modules/FriendsModule.cs
index d2fcba9..ee78f15 100644
--- a/OpenSim/Region/Environment/Modules/FriendsModule.cs
+++ b/OpenSim/Region/Environment/Modules/FriendsModule.cs
@@ -56,8 +56,8 @@ namespace OpenSim.Region.Environment.Modules
56 56
57 private void OnNewClient(IClientAPI client) 57 private void OnNewClient(IClientAPI client)
58 { 58 {
59 FormFriendship(client,new Guid("c43a67ab-b196-4d62-936c-b40369547dee")); 59 //FormFriendship(client,new Guid("c43a67ab-b196-4d62-936c-b40369547dee"));
60 FormFriendship(client, new Guid("0a2f777b-f44c-4662-8b22-c90ae038a3e6")); 60 //FormFriendship(client, new Guid("0a2f777b-f44c-4662-8b22-c90ae038a3e6"));
61 } 61 }
62 62
63 public void PostInitialise() 63 public void PostInitialise()
diff --git a/OpenSim/Region/ScriptEngine/RemoteServer/EventManager.cs b/OpenSim/Region/ScriptEngine/RemoteServer/EventManager.cs
index 1e56b94..5561563 100644
--- a/OpenSim/Region/ScriptEngine/RemoteServer/EventManager.cs
+++ b/OpenSim/Region/ScriptEngine/RemoteServer/EventManager.cs
@@ -63,172 +63,410 @@ namespace OpenSim.Region.ScriptEngine.RemoteServer
63 // WE ARE CREATING A NEW SCRIPT ... CREATE SCRIPT, GET A REMOTEID THAT WE MAP FROM LOCALID 63 // WE ARE CREATING A NEW SCRIPT ... CREATE SCRIPT, GET A REMOTEID THAT WE MAP FROM LOCALID
64 OpenSim.Grid.ScriptServer.RemotingObject obj = myScriptEngine.m_RemoteServer.Connect("localhost", 1234); 64 OpenSim.Grid.ScriptServer.RemotingObject obj = myScriptEngine.m_RemoteServer.Connect("localhost", 1234);
65 remoteScript.Add(localID, obj); 65 remoteScript.Add(localID, obj);
66 remoteScript[localID].ScriptEngine.m_EventManager.OnRezScript(localID, itemID, script); 66 try
67 {
68 remoteScript[localID].ScriptEngine.m_EventManager.OnRezScript(localID, itemID, script);
69 }
70 catch (System.NullReferenceException)
71 {
72 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
73 }
67 } 74 }
68 75
69 public void touch_start(uint localID, LLVector3 offsetPos, IClientAPI remoteClient) 76 public void touch_start(uint localID, LLVector3 offsetPos, IClientAPI remoteClient)
70 { 77 {
71 remoteScript[localID].ScriptEngine.m_EventManager.touch_start(localID, offsetPos, remoteClient); 78 try
79 {
80 remoteScript[localID].ScriptEngine.m_EventManager.touch_start(localID, offsetPos, remoteClient);
81 }
82 catch (System.NullReferenceException)
83 {
84 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
85 }
72 } 86 }
73 87
74 public void OnRemoveScript(uint localID, LLUUID itemID) 88 public void OnRemoveScript(uint localID, LLUUID itemID)
75 { 89 {
76 remoteScript[localID].ScriptEngine.m_EventManager.OnRemoveScript(localID, itemID); 90 try
91 {
92 remoteScript[localID].ScriptEngine.m_EventManager.OnRemoveScript(localID, itemID);
93 }
94 catch (System.NullReferenceException)
95 {
96 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
97 }
77 } 98 }
78 99
79 public void state_exit(uint localID, LLUUID itemID) 100 public void state_exit(uint localID, LLUUID itemID)
80 { 101 {
81 remoteScript[localID].ScriptEngine.m_EventManager.state_exit(localID, itemID); 102 try
103 {
104 remoteScript[localID].ScriptEngine.m_EventManager.state_exit(localID, itemID);
105 }
106 catch (System.NullReferenceException)
107 {
108 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
109 }
82 } 110 }
83 111
84 public void touch(uint localID, LLUUID itemID) 112 public void touch(uint localID, LLUUID itemID)
85 { 113 {
86 remoteScript[localID].ScriptEngine.m_EventManager.touch(localID, itemID); 114 try
115 {
116 remoteScript[localID].ScriptEngine.m_EventManager.touch(localID, itemID);
117 }
118 catch (System.NullReferenceException)
119 {
120 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
121 }
87 } 122 }
88 123
89 public void touch_end(uint localID, LLUUID itemID) 124 public void touch_end(uint localID, LLUUID itemID)
90 { 125 {
91 remoteScript[localID].ScriptEngine.m_EventManager.touch_end(localID, itemID); 126 try
127 {
128 remoteScript[localID].ScriptEngine.m_EventManager.touch_end(localID, itemID);
129 }
130 catch (System.NullReferenceException)
131 {
132 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
133 }
92 } 134 }
93 135
94 public void collision_start(uint localID, LLUUID itemID) 136 public void collision_start(uint localID, LLUUID itemID)
95 { 137 {
96 remoteScript[localID].ScriptEngine.m_EventManager.collision_start(localID, itemID); 138 try
139 {
140 remoteScript[localID].ScriptEngine.m_EventManager.collision_start(localID, itemID);
141 }
142 catch (System.NullReferenceException)
143 {
144 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
145 }
97 } 146 }
98 147
99 public void collision(uint localID, LLUUID itemID) 148 public void collision(uint localID, LLUUID itemID)
100 { 149 {
101 remoteScript[localID].ScriptEngine.m_EventManager.collision(localID, itemID); 150 try
151 {
152 remoteScript[localID].ScriptEngine.m_EventManager.collision(localID, itemID);
153 }
154 catch (System.NullReferenceException)
155 {
156 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
157 }
102 } 158 }
103 159
104 public void collision_end(uint localID, LLUUID itemID) 160 public void collision_end(uint localID, LLUUID itemID)
105 { 161 {
106 remoteScript[localID].ScriptEngine.m_EventManager.collision_end(localID, itemID); 162 try
163 {
164 remoteScript[localID].ScriptEngine.m_EventManager.collision_end(localID, itemID);
165 }
166 catch (System.NullReferenceException)
167 {
168 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
169 }
107 } 170 }
108 171
109 public void land_collision_start(uint localID, LLUUID itemID) 172 public void land_collision_start(uint localID, LLUUID itemID)
110 { 173 {
111 remoteScript[localID].ScriptEngine.m_EventManager.land_collision_start(localID, itemID); 174 try
175 {
176 remoteScript[localID].ScriptEngine.m_EventManager.land_collision_start(localID, itemID);
177 }
178 catch (System.NullReferenceException)
179 {
180 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
181 }
112 } 182 }
113 183
114 public void land_collision(uint localID, LLUUID itemID) 184 public void land_collision(uint localID, LLUUID itemID)
115 { 185 {
116 remoteScript[localID].ScriptEngine.m_EventManager.land_collision(localID, itemID); 186 try
187 {
188 remoteScript[localID].ScriptEngine.m_EventManager.land_collision(localID, itemID);
189 }
190 catch (System.NullReferenceException)
191 {
192 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
193 }
117 } 194 }
118 195
119 public void land_collision_end(uint localID, LLUUID itemID) 196 public void land_collision_end(uint localID, LLUUID itemID)
120 { 197 {
121 remoteScript[localID].ScriptEngine.m_EventManager.land_collision_end(localID, itemID); 198 try
199 {
200 remoteScript[localID].ScriptEngine.m_EventManager.land_collision_end(localID, itemID);
201 }
202 catch (System.NullReferenceException)
203 {
204 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
205 }
122 } 206 }
123 207
124 public void timer(uint localID, LLUUID itemID) 208 public void timer(uint localID, LLUUID itemID)
125 { 209 {
126 remoteScript[localID].ScriptEngine.m_EventManager.timer(localID, itemID); 210 try
211 {
212 remoteScript[localID].ScriptEngine.m_EventManager.timer(localID, itemID);
213 }
214 catch (System.NullReferenceException)
215 {
216 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
217 }
127 } 218 }
128 219
129 public void listen(uint localID, LLUUID itemID) 220 public void listen(uint localID, LLUUID itemID)
130 { 221 {
222 try
223 {
131 remoteScript[localID].ScriptEngine.m_EventManager.listen(localID, itemID); 224 remoteScript[localID].ScriptEngine.m_EventManager.listen(localID, itemID);
225 }
226 catch (System.NullReferenceException)
227 {
228 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
229 }
132 } 230 }
133 231
134 public void on_rez(uint localID, LLUUID itemID) 232 public void on_rez(uint localID, LLUUID itemID)
135 { 233 {
136 remoteScript[localID].ScriptEngine.m_EventManager.on_rez(localID, itemID); 234 try
235 {
236 remoteScript[localID].ScriptEngine.m_EventManager.on_rez(localID, itemID);
237 }
238 catch (System.NullReferenceException)
239 {
240 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
241 }
137 } 242 }
138 243
139 public void sensor(uint localID, LLUUID itemID) 244 public void sensor(uint localID, LLUUID itemID)
140 { 245 {
141 remoteScript[localID].ScriptEngine.m_EventManager.sensor(localID, itemID); 246 try
247 {
248 remoteScript[localID].ScriptEngine.m_EventManager.sensor(localID, itemID);
249 }
250 catch (System.NullReferenceException)
251 {
252 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
253 }
142 } 254 }
143 255
144 public void no_sensor(uint localID, LLUUID itemID) 256 public void no_sensor(uint localID, LLUUID itemID)
145 { 257 {
146 remoteScript[localID].ScriptEngine.m_EventManager.no_sensor(localID, itemID); 258 try
259 {
260 remoteScript[localID].ScriptEngine.m_EventManager.no_sensor(localID, itemID);
261 }
262 catch (System.NullReferenceException)
263 {
264 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
265 }
147 } 266 }
148 267
149 public void control(uint localID, LLUUID itemID) 268 public void control(uint localID, LLUUID itemID)
150 { 269 {
151 remoteScript[localID].ScriptEngine.m_EventManager.control(localID, itemID); 270 try
271 {
272 remoteScript[localID].ScriptEngine.m_EventManager.control(localID, itemID);
273 }
274 catch (System.NullReferenceException)
275 {
276 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
277 }
152 } 278 }
153 279
154 public void money(uint localID, LLUUID itemID) 280 public void money(uint localID, LLUUID itemID)
155 { 281 {
156 remoteScript[localID].ScriptEngine.m_EventManager.money(localID, itemID); 282 try
283 {
284 remoteScript[localID].ScriptEngine.m_EventManager.money(localID, itemID);
285 }
286 catch (System.NullReferenceException)
287 {
288 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
289 }
157 } 290 }
158 291
159 public void email(uint localID, LLUUID itemID) 292 public void email(uint localID, LLUUID itemID)
160 { 293 {
161 remoteScript[localID].ScriptEngine.m_EventManager.email(localID, itemID); 294 try
295 {
296 remoteScript[localID].ScriptEngine.m_EventManager.email(localID, itemID);
297 }
298 catch (System.NullReferenceException)
299 {
300 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
301 }
162 } 302 }
163 303
164 public void at_target(uint localID, LLUUID itemID) 304 public void at_target(uint localID, LLUUID itemID)
165 { 305 {
166 remoteScript[localID].ScriptEngine.m_EventManager.at_target(localID, itemID); 306 try
307 {
308 remoteScript[localID].ScriptEngine.m_EventManager.at_target(localID, itemID);
309 }
310 catch (System.NullReferenceException)
311 {
312 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
313 }
167 } 314 }
168 315
169 public void not_at_target(uint localID, LLUUID itemID) 316 public void not_at_target(uint localID, LLUUID itemID)
170 { 317 {
171 remoteScript[localID].ScriptEngine.m_EventManager.not_at_target(localID, itemID); 318 try
319 {
320 remoteScript[localID].ScriptEngine.m_EventManager.not_at_target(localID, itemID);
321 }
322 catch (System.NullReferenceException)
323 {
324 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
325 }
172 } 326 }
173 327
174 public void at_rot_target(uint localID, LLUUID itemID) 328 public void at_rot_target(uint localID, LLUUID itemID)
175 { 329 {
176 remoteScript[localID].ScriptEngine.m_EventManager.at_rot_target(localID, itemID); 330 try
331 {
332 remoteScript[localID].ScriptEngine.m_EventManager.at_rot_target(localID, itemID);
333 }
334 catch (System.NullReferenceException)
335 {
336 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
337 }
177 } 338 }
178 339
179 public void not_at_rot_target(uint localID, LLUUID itemID) 340 public void not_at_rot_target(uint localID, LLUUID itemID)
180 { 341 {
181 remoteScript[localID].ScriptEngine.m_EventManager.not_at_rot_target(localID, itemID); 342 try
343 {
344 remoteScript[localID].ScriptEngine.m_EventManager.not_at_rot_target(localID, itemID);
345 }
346 catch (System.NullReferenceException)
347 {
348 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
349 }
182 } 350 }
183 351
184 public void run_time_permissions(uint localID, LLUUID itemID) 352 public void run_time_permissions(uint localID, LLUUID itemID)
185 { 353 {
186 remoteScript[localID].ScriptEngine.m_EventManager.run_time_permissions(localID, itemID); 354 try
355 {
356 remoteScript[localID].ScriptEngine.m_EventManager.run_time_permissions(localID, itemID);
357 }
358 catch (System.NullReferenceException)
359 {
360 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
361 }
187 } 362 }
188 363
189 public void changed(uint localID, LLUUID itemID) 364 public void changed(uint localID, LLUUID itemID)
190 { 365 {
191 remoteScript[localID].ScriptEngine.m_EventManager.changed(localID, itemID); 366 try
367 {
368 remoteScript[localID].ScriptEngine.m_EventManager.changed(localID, itemID);
369 }
370 catch (System.NullReferenceException)
371 {
372 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
373 }
192 } 374 }
193 375
194 public void attach(uint localID, LLUUID itemID) 376 public void attach(uint localID, LLUUID itemID)
195 { 377 {
196 remoteScript[localID].ScriptEngine.m_EventManager.attach(localID, itemID); 378 try
379 {
380 remoteScript[localID].ScriptEngine.m_EventManager.attach(localID, itemID);
381 }
382 catch (System.NullReferenceException)
383 {
384 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
385 }
197 } 386 }
198 387
199 public void dataserver(uint localID, LLUUID itemID) 388 public void dataserver(uint localID, LLUUID itemID)
200 { 389 {
201 remoteScript[localID].ScriptEngine.m_EventManager.dataserver(localID, itemID); 390 try
391 {
392 remoteScript[localID].ScriptEngine.m_EventManager.dataserver(localID, itemID);
393 }
394 catch (System.NullReferenceException)
395 {
396 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
397 }
202 } 398 }
203 399
204 public void link_message(uint localID, LLUUID itemID) 400 public void link_message(uint localID, LLUUID itemID)
205 { 401 {
206 remoteScript[localID].ScriptEngine.m_EventManager.link_message(localID, itemID); 402 try
403 {
404 remoteScript[localID].ScriptEngine.m_EventManager.link_message(localID, itemID);
405 }
406 catch (System.NullReferenceException)
407 {
408 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
409 }
207 } 410 }
208 411
209 public void moving_start(uint localID, LLUUID itemID) 412 public void moving_start(uint localID, LLUUID itemID)
210 { 413 {
211 remoteScript[localID].ScriptEngine.m_EventManager.moving_start(localID, itemID); 414 try
415 {
416 remoteScript[localID].ScriptEngine.m_EventManager.moving_start(localID, itemID);
417 }
418 catch (System.NullReferenceException)
419 {
420 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
421 }
212 } 422 }
213 423
214 public void moving_end(uint localID, LLUUID itemID) 424 public void moving_end(uint localID, LLUUID itemID)
215 { 425 {
216 remoteScript[localID].ScriptEngine.m_EventManager.moving_end(localID, itemID); 426 try
427 {
428 remoteScript[localID].ScriptEngine.m_EventManager.moving_end(localID, itemID);
429 }
430 catch (System.NullReferenceException)
431 {
432 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
433 }
217 } 434 }
218 435
219 public void object_rez(uint localID, LLUUID itemID) 436 public void object_rez(uint localID, LLUUID itemID)
220 { 437 {
221 remoteScript[localID].ScriptEngine.m_EventManager.object_rez(localID, itemID); 438 try
439 {
440 remoteScript[localID].ScriptEngine.m_EventManager.object_rez(localID, itemID);
441 }
442 catch (System.NullReferenceException)
443 {
444 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
445 }
222 } 446 }
223 447
224 public void remote_data(uint localID, LLUUID itemID) 448 public void remote_data(uint localID, LLUUID itemID)
225 { 449 {
226 remoteScript[localID].ScriptEngine.m_EventManager.remote_data(localID, itemID); 450 try
451 {
452 remoteScript[localID].ScriptEngine.m_EventManager.remote_data(localID, itemID);
453 }
454 catch (System.NullReferenceException)
455 {
456 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
457 }
227 } 458 }
228 459
229 public void http_response(uint localID, LLUUID itemID) 460 public void http_response(uint localID, LLUUID itemID)
230 { 461 {
231 remoteScript[localID].ScriptEngine.m_EventManager.http_response(localID, itemID); 462 try
463 {
464 remoteScript[localID].ScriptEngine.m_EventManager.http_response(localID, itemID);
465 }
466 catch (System.NullReferenceException)
467 {
468 OpenSim.Framework.Console.MainLog.Instance.Error("SCRIPTS", "Error Connecting to Remote Script Server. Is it running?");
469 }
232 } 470 }
233 471
234 } 472 }
diff --git a/OpenSim/Region/ScriptEngine/RemoteServer/RemoteServer.cs b/OpenSim/Region/ScriptEngine/RemoteServer/RemoteServer.cs
index 1a528c8..4fff20d 100644
--- a/OpenSim/Region/ScriptEngine/RemoteServer/RemoteServer.cs
+++ b/OpenSim/Region/ScriptEngine/RemoteServer/RemoteServer.cs
@@ -17,21 +17,35 @@ namespace OpenSim.Region.ScriptEngine.RemoteServer
17 // Create a channel for communicating w/ the remote object 17 // Create a channel for communicating w/ the remote object
18 // Notice no port is specified on the client 18 // Notice no port is specified on the client
19 TcpChannel chan = new TcpChannel(); 19 TcpChannel chan = new TcpChannel();
20 ChannelServices.RegisterChannel(chan, true); 20 try
21 {
22 ChannelServices.RegisterChannel(chan, true);
23 }
24 catch (System.Runtime.Remoting.RemotingException)
25 {
26 System.Console.WriteLine("Error: tcp already registered, RemoteServer.cs in OpenSim.Region.ScriptEngine.RemoteServer line 24");
27 }
28 try
29 {
21 30
22 // Create an instance of the remote object 31 // Create an instance of the remote object
23 OpenSim.Grid.ScriptServer.RemotingObject obj = (OpenSim.Grid.ScriptServer.RemotingObject)Activator.GetObject( 32 OpenSim.Grid.ScriptServer.RemotingObject obj = (OpenSim.Grid.ScriptServer.RemotingObject)Activator.GetObject(
24 typeof(OpenSim.Grid.ScriptServer.RemotingObject), 33 typeof(OpenSim.Grid.ScriptServer.RemotingObject),
25 "tcp://" + hostname + ":" + port + "/DotNetEngine"); 34 "tcp://" + hostname + ":" + port + "/DotNetEngine");
26 35
27 // Use the object 36 // Use the object
28 if (obj.Equals(null)) 37 if (obj.Equals(null))
29 { 38 {
30 System.Console.WriteLine("Error: unable to locate server"); 39 System.Console.WriteLine("Error: unable to locate server");
40 }
41 else
42 {
43 return obj;
44 }
31 } 45 }
32 else 46 catch (System.Net.Sockets.SocketException)
33 { 47 {
34 return obj; 48 System.Console.WriteLine("Error: unable to connect to server");
35 } 49 }
36 return null; 50 return null;
37 51