1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>OmniEvents: ProxyPushConsumer.cc Source File</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.4.3-20050530 -->
<div class="qindex"><a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Class Members</a> | <a class="qindex" href="globals.html">File Members</a></div>
<div class="nav">
<a class="el" href="dir_000000.html">src</a></div>
<h1>ProxyPushConsumer.cc</h1><a href="a00125.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Package : omniEvents</span>
<a name="l00002"></a>00002 <span class="comment">// ProxyPushConsumer.cc Created : 2003/12/04</span>
<a name="l00003"></a>00003 <span class="comment">// Author : Alex Tingle</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// Copyright (C) 2003,2005 Alex Tingle.</span>
<a name="l00006"></a>00006 <span class="comment">//</span>
<a name="l00007"></a>00007 <span class="comment">// This file is part of the omniEvents application.</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">// omniEvents is free software; you can redistribute it and/or</span>
<a name="l00010"></a>00010 <span class="comment">// modify it under the terms of the GNU Lesser General Public</span>
<a name="l00011"></a>00011 <span class="comment">// License as published by the Free Software Foundation; either</span>
<a name="l00012"></a>00012 <span class="comment">// version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00013"></a>00013 <span class="comment">//</span>
<a name="l00014"></a>00014 <span class="comment">// omniEvents is distributed in the hope that it will be useful,</span>
<a name="l00015"></a>00015 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00016"></a>00016 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00017"></a>00017 <span class="comment">// Lesser General Public License for more details.</span>
<a name="l00018"></a>00018 <span class="comment">//</span>
<a name="l00019"></a>00019 <span class="comment">// You should have received a copy of the GNU Lesser General Public</span>
<a name="l00020"></a>00020 <span class="comment">// License along with this library; if not, write to the Free Software</span>
<a name="l00021"></a>00021 <span class="comment">// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00022"></a>00022 <span class="comment">//</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include "<a class="code" href="a00126.html">ProxyPushConsumer.h</a>"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="a00085.html">ConsumerAdmin.h</a>"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="a00116.html">Orb.h</a>"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="a00114.html">omniEventsLog.h</a>"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="a00118.html">PersistNode.h</a>"</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <assert.h></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="keyword">namespace </span>OmniEvents {
<a name="l00033"></a>00033
<a name="l00034"></a><a class="code" href="a00067.html#a0">00034</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a0">ProxyPushConsumer_i::connect_push_supplier</a>(
<a name="l00035"></a>00035 CosEventComm::PushSupplier_ptr pushSupplier)
<a name="l00036"></a>00036 {
<a name="l00037"></a>00037 <span class="comment">// pushSupplier is permitted to be nil.</span>
<a name="l00038"></a>00038 <span class="keywordflow">if</span>(CORBA::is_nil(pushSupplier))
<a name="l00039"></a>00039 <span class="keywordflow">return</span>;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 string oidstr =<a class="code" href="a00067.html#d0">currentObjectId</a>();
<a name="l00042"></a>00042 Connections_t::iterator pos =<a class="code" href="a00067.html#r0">_connections</a>.find(oidstr);
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keywordflow">if</span>(pos!=<a class="code" href="a00067.html#r0">_connections</a>.end())
<a name="l00045"></a>00045 <span class="keywordflow">throw</span> CosEventChannelAdmin::AlreadyConnected();
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <a class="code" href="a00068.html">Connection</a>* newConnection =
<a name="l00048"></a>00048 <span class="keyword">new</span> <a class="code" href="a00068.html">Connection</a>(
<a name="l00049"></a>00049 <a class="code" href="a00067.html#r1">_channelName</a>.in(),
<a name="l00050"></a>00050 oidstr,
<a name="l00051"></a>00051 CosEventComm::PushSupplier::_duplicate(pushSupplier)
<a name="l00052"></a>00052 );
<a name="l00053"></a>00053 <a class="code" href="a00067.html#r0">_connections</a>.insert( Connections_t::value_type(oidstr,newConnection) );
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="comment">// Test to see whether pushSupplier is a ProxyPushSupplier.</span>
<a name="l00056"></a>00056 <span class="comment">// If so, then we will aggressively try to reconnect, when we are reincarnated</span>
<a name="l00057"></a>00057 CORBA::Request_var req =pushSupplier->_request(<span class="stringliteral">"_is_a"</span>);
<a name="l00058"></a>00058 req->add_in_arg() <<= CosEventChannelAdmin::_tc_ProxyPushSupplier->id();
<a name="l00059"></a>00059 req->set_return_type(CORBA::_tc_boolean);
<a name="l00060"></a>00060 req->send_deferred();
<a name="l00061"></a>00061 <a class="code" href="a00059.html#e0">Orb::inst</a>().<a class="code" href="a00059.html#a3">deferredRequest</a>(req._retn(),newConnection); <span class="comment">// Register callback</span>
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keywordflow">if</span>(<a class="code" href="a00056.html#e0">omniEventsLog::exists</a>())
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 <a class="code" href="a00080.html">WriteLock</a> log;
<a name="l00066"></a>00066 newConnection-><a class="code" href="a00068.html#a3">output</a>(log.<a class="code" href="a00080.html#o0">os</a>);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068 }
<a name="l00069"></a>00069
<a name="l00070"></a>00070
<a name="l00071"></a><a class="code" href="a00067.html#a1">00071</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a1">ProxyPushConsumer_i::disconnect_push_consumer</a>()
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="preprocessor">#ifdef HAVE_OMNIORB4</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span> <a class="code" href="a00116.html#a2">DB</a>(5,<span class="stringliteral">"ProxyPushConsumer_i::disconnect_push_consumer()"</span>)
<a name="l00075"></a>00075 string oidstr =<a class="code" href="a00067.html#d0">currentObjectId</a>();
<a name="l00076"></a>00076 Connections_t::iterator pos =<a class="code" href="a00067.html#r0">_connections</a>.find(oidstr);
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="keywordflow">if</span>(pos!=<a class="code" href="a00067.html#r0">_connections</a>.end())
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 CORBA::Request_var req =
<a name="l00081"></a>00081 pos->second->_target->_request(<span class="stringliteral">"disconnect_push_supplier"</span>);
<a name="l00082"></a>00082 pos->second->_remove_ref();
<a name="l00083"></a>00083 <a class="code" href="a00067.html#r0">_connections</a>.erase(pos);
<a name="l00084"></a>00084 <span class="comment">// The following line could result in a reentrant callback, if this call was</span>
<a name="l00085"></a>00085 <span class="comment">// not made through the POA => must erase the connection BEFORE this point.</span>
<a name="l00086"></a>00086 req->send_deferred();
<a name="l00087"></a>00087 <a class="code" href="a00059.html#e0">Orb::inst</a>().<a class="code" href="a00059.html#a3">deferredRequest</a>(req._retn());
<a name="l00088"></a>00088 <span class="keywordflow">if</span>(<a class="code" href="a00056.html#e0">omniEventsLog::exists</a>())
<a name="l00089"></a>00089 {
<a name="l00090"></a>00090 <span class="comment">// Erase this connection from the log file.</span>
<a name="l00091"></a>00091 <a class="code" href="a00080.html">WriteLock</a> log;
<a name="l00092"></a>00092 log.<a class="code" href="a00080.html#o0">os</a><<<span class="stringliteral">"-ecf/"</span><<<a class="code" href="a00067.html#r1">_channelName</a>.in();
<a name="l00093"></a>00093 log.<a class="code" href="a00080.html#o0">os</a><<<span class="stringliteral">"/SupplierAdmin/ProxyPushConsumer/"</span><<oidstr<<<span class="charliteral">'\n'</span>;
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096 <span class="preprocessor">#else </span><span class="comment">/* Silently ignore disconnects with omniORB3 */</span>
<a name="l00097"></a>00097 <a class="code" href="a00116.html#a2">DB</a>(5,<span class="stringliteral">"Ignoring disconnect_push_consumer(). Upgrade to omniORB4!"</span>)
<a name="l00098"></a>00098 #endif
<a name="l00099"></a>00099 }
<a name="l00100"></a>00100
<a name="l00101"></a>00101
<a name="l00102"></a><a class="code" href="a00067.html#a2">00102</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a2">ProxyPushConsumer_i::push</a>(<span class="keyword">const</span> CORBA::Any& event)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 <span class="preprocessor">#ifdef OMNIEVENTS_REAL_TIME_PUSH</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span> <span class="keywordflow">if</span>(!<a class="code" href="a00067.html#r4">_useLocalQueue</a>)
<a name="l00106"></a>00106 {
<a name="l00107"></a>00107 <a class="code" href="a00067.html#r2">_consumerAdmin</a>.<a class="code" href="a00043.html#a4">send</a>(<span class="keyword">new</span> CORBA::Any(event));
<a name="l00108"></a>00108 <a class="code" href="a00067.html#r4">_useLocalQueue</a>=<span class="keyword">true</span>;
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110 <span class="keywordflow">else</span>
<a name="l00111"></a>00111 <span class="preprocessor">#endif</span>
<a name="l00112"></a>00112 <span class="preprocessor"></span> <a class="code" href="a00067.html#r3">_queue</a>.push_back(<span class="keyword">new</span> CORBA::Any(event));
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114
<a name="l00115"></a>00115
<a name="l00116"></a><a class="code" href="a00067.html#a3">00116</a> <a class="code" href="a00067.html#a3">ProxyPushConsumer_i::ProxyPushConsumer_i</a>(
<a name="l00117"></a>00117 PortableServer::POA_ptr p,
<a name="l00118"></a>00118 list<CORBA::Any*>& q,
<a name="l00119"></a>00119 <a class="code" href="a00043.html">ConsumerAdmin_i</a>& consumerAdmin
<a name="l00120"></a>00120 )
<a name="l00121"></a>00121 : <a class="code" href="a00073.html">Servant</a>(PortableServer::POA::_nil()),
<a name="l00122"></a>00122 _connections(),
<a name="l00123"></a>00123 _channelName(p->the_name()),
<a name="l00124"></a>00124 _consumerAdmin(consumerAdmin),
<a name="l00125"></a>00125 _queue(q),
<a name="l00126"></a>00126 _useLocalQueue(false)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 <a class="code" href="a00067.html#r2">_consumerAdmin</a>._add_ref();
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="keyword">using</span> <span class="keyword">namespace </span>PortableServer;
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="comment">// POLICIES:</span>
<a name="l00133"></a>00133 <span class="comment">// Lifespan =PERSISTENT // we can persist</span>
<a name="l00134"></a>00134 <span class="comment">// Assignment =USER_ID // write our own oid</span>
<a name="l00135"></a>00135 <span class="comment">// Uniqueness =MULTIPLE_ID // only one servant</span>
<a name="l00136"></a>00136 <span class="comment">// ImplicitActivation=NO_IMPLICIT_ACTIVATION // disable auto activation</span>
<a name="l00137"></a>00137 <span class="comment">// RequestProcessing =USE_DEFAULT_SERVANT // only one servant</span>
<a name="l00138"></a>00138 <span class="comment">// ServantRetention =NON_RETAIN // stateless POA</span>
<a name="l00139"></a>00139 <span class="comment">// Thread =SINGLE_THREAD_MODEL // keep it simple</span>
<a name="l00140"></a>00140
<a name="l00141"></a>00141 CORBA::PolicyList policies;
<a name="l00142"></a>00142 policies.length(7);
<a name="l00143"></a>00143 policies[0]=p->create_lifespan_policy(PERSISTENT);
<a name="l00144"></a>00144 policies[1]=p->create_id_assignment_policy(USER_ID);
<a name="l00145"></a>00145 policies[2]=p->create_id_uniqueness_policy(MULTIPLE_ID);
<a name="l00146"></a>00146 policies[3]=p->create_implicit_activation_policy(NO_IMPLICIT_ACTIVATION);
<a name="l00147"></a>00147 policies[4]=p->create_request_processing_policy(USE_DEFAULT_SERVANT);
<a name="l00148"></a>00148 policies[5]=p->create_servant_retention_policy(NON_RETAIN);
<a name="l00149"></a>00149 policies[6]=p->create_thread_policy(SINGLE_THREAD_MODEL);
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keywordflow">try</span>
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 <span class="comment">// Create a POA for this proxy type in this channel.</span>
<a name="l00154"></a>00154 string poaName =string(<a class="code" href="a00067.html#r1">_channelName</a>.in())+<span class="stringliteral">".ProxyPushConsumer"</span>;
<a name="l00155"></a>00155 POAManager_var parentManager =p->the_POAManager();
<a name="l00156"></a>00156 <a class="code" href="a00073.html#p0">_poa</a>=p->create_POA(poaName.c_str(),parentManager.in(),policies);
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158 <span class="keywordflow">catch</span>(POA::AdapterAlreadyExists&) <span class="comment">// create_POA</span>
<a name="l00159"></a>00159 {
<a name="l00160"></a>00160 <a class="code" href="a00116.html#a2">DB</a>(0,<span class="stringliteral">"ProxyPushConsumer_i::ProxyPushConsumer_i() - "</span>
<a name="l00161"></a>00161 <span class="stringliteral">"POA::AdapterAlreadyExists"</span>)
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 <span class="keywordflow">catch</span>(POA::InvalidPolicy& ex) <span class="comment">// create_POA</span>
<a name="l00164"></a>00164 {
<a name="l00165"></a>00165 <a class="code" href="a00116.html#a2">DB</a>(0,<span class="stringliteral">"ProxyPushConsumer_i::ProxyPushConsumer_i() - "</span>
<a name="l00166"></a>00166 <span class="stringliteral">"POA::InvalidPolicy: "</span><<ex.index)
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="comment">// Destroy the policy objects (Not strictly necessary in omniORB)</span>
<a name="l00170"></a>00170 <span class="keywordflow">for</span>(CORBA::ULong i=0; i<policies.length(); ++i)
<a name="l00171"></a>00171 policies[i]->destroy();
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="comment">// This object is the POA's default servant.</span>
<a name="l00174"></a>00174 <a class="code" href="a00073.html#p0">_poa</a>->set_servant(<span class="keyword">this</span>);
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177
<a name="l00178"></a><a class="code" href="a00067.html#a4">00178</a> <a class="code" href="a00067.html#a4">ProxyPushConsumer_i::~ProxyPushConsumer_i</a>()
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <a class="code" href="a00116.html#a2">DB</a>(20,<span class="stringliteral">"~ProxyPushConsumer_i()"</span>)
<a name="l00181"></a>00181 <span class="keywordflow">for</span>(Connections_t::iterator i =<a class="code" href="a00067.html#r0">_connections</a>.begin();
<a name="l00182"></a>00182 i!=<a class="code" href="a00067.html#r0">_connections</a>.end();
<a name="l00183"></a>00183 ++i)
<a name="l00184"></a>00184 {
<a name="l00185"></a>00185 i->second->_remove_ref();
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187 <a class="code" href="a00067.html#r0">_connections</a>.clear();
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <a class="code" href="a00067.html#r2">_consumerAdmin</a>._remove_ref();
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191
<a name="l00192"></a>00192
<a name="l00193"></a>00193 CosEventChannelAdmin::ProxyPushConsumer_ptr
<a name="l00194"></a><a class="code" href="a00067.html#a6">00194</a> <a class="code" href="a00067.html#a6">ProxyPushConsumer_i::createObject</a>()
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196 <span class="keywordflow">return</span> createNarrowedReference<CosEventChannelAdmin::ProxyPushConsumer>(
<a name="l00197"></a>00197 <a class="code" href="a00073.html#p0">_poa</a>.in(),
<a name="l00198"></a>00198 CosEventChannelAdmin::_tc_ProxyPushConsumer->id()
<a name="l00199"></a>00199 );
<a name="l00200"></a>00200 }
<a name="l00201"></a>00201
<a name="l00202"></a>00202
<a name="l00203"></a><a class="code" href="a00067.html#a7">00203</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a7">ProxyPushConsumer_i::disconnect</a>()
<a name="l00204"></a>00204 {
<a name="l00205"></a>00205 <span class="comment">// Note. We are (probably) in the EventChannel's thread.</span>
<a name="l00206"></a>00206 Connections_t::iterator curr,next=<a class="code" href="a00067.html#r0">_connections</a>.begin();
<a name="l00207"></a>00207 <span class="keywordflow">while</span>(next!=<a class="code" href="a00067.html#r0">_connections</a>.end())
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 curr=next++;
<a name="l00210"></a>00210 CORBA::Request_var req =
<a name="l00211"></a>00211 curr->second->_target->_request(<span class="stringliteral">"disconnect_push_supplier"</span>);
<a name="l00212"></a>00212 curr->second->_remove_ref();
<a name="l00213"></a>00213 <a class="code" href="a00067.html#r0">_connections</a>.erase(curr);
<a name="l00214"></a>00214 <span class="comment">// The following line could result in a reentrant callback</span>
<a name="l00215"></a>00215 <span class="comment">// => must erase the connection BEFORE this point.</span>
<a name="l00216"></a>00216 req->send_deferred();
<a name="l00217"></a>00217 <a class="code" href="a00059.html#e0">Orb::inst</a>().<a class="code" href="a00059.html#a3">deferredRequest</a>(req._retn());
<a name="l00218"></a>00218 }
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220
<a name="l00221"></a>00221
<a name="l00222"></a><a class="code" href="a00067.html#a8">00222</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a8">ProxyPushConsumer_i::reincarnate</a>(<span class="keyword">const</span> <a class="code" href="a00060.html">PersistNode</a>& node)
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 <span class="comment">// Reincarnate all connections from node's children.</span>
<a name="l00225"></a>00225 <span class="keywordflow">for</span>(map<string,PersistNode*>::const_iterator i=node.<a class="code" href="a00060.html#o0">_child</a>.begin();
<a name="l00226"></a>00226 i!=node.<a class="code" href="a00060.html#o0">_child</a>.end();
<a name="l00227"></a>00227 ++i)
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 <span class="keyword">const</span> <span class="keywordtype">char</span>* oidstr =i->first.c_str();
<a name="l00230"></a>00230 string ior( i->second->attrString(<span class="stringliteral">"IOR"</span>) );
<a name="l00231"></a>00231 <span class="keywordtype">bool</span> isProxy( i->second->attrLong(<span class="stringliteral">"proxy"</span>) );
<a name="l00232"></a>00232 assert(<a class="code" href="a00067.html#r0">_connections</a>.find(oidstr)==<a class="code" href="a00067.html#r0">_connections</a>.end());
<a name="l00233"></a>00233 <span class="keywordflow">try</span>
<a name="l00234"></a>00234 {
<a name="l00235"></a>00235 <span class="keyword">using</span> <span class="keyword">namespace </span>CosEventComm;
<a name="l00236"></a>00236 <span class="keyword">using</span> <span class="keyword">namespace </span>CosEventChannelAdmin;
<a name="l00237"></a>00237
<a name="l00238"></a>00238 PushSupplier_var supp =string_to_<PushSupplier>(ior.c_str());
<a name="l00239"></a>00239 <a class="code" href="a00067.html#r0">_connections</a>.insert(Connections_t::value_type(
<a name="l00240"></a>00240 oidstr,
<a name="l00241"></a>00241 <span class="keyword">new</span> <a class="code" href="a00068.html">Connection</a>(<a class="code" href="a00067.html#r1">_channelName</a>.in(),oidstr,supp._retn(),isProxy)
<a name="l00242"></a>00242 ));
<a name="l00243"></a>00243 <a class="code" href="a00116.html#a2">DB</a>(5,<span class="stringliteral">"Reincarnated ProxyPushConsumer: "</span><<oidstr)
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="comment">// If supp is a ProxyPushSupplier, then try to reconnect.</span>
<a name="l00246"></a>00246 <span class="keywordflow">if</span>(isProxy)
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 <a class="code" href="a00116.html#a2">DB</a>(15,<span class="stringliteral">"Attempting to reconnect ProxyPushConsumer: "</span><<oidstr)
<a name="l00249"></a>00249 <span class="comment">// This will only work if the proxy is implemented in the same way as</span>
<a name="l00250"></a>00250 <span class="comment">// omniEvents, so connect_() automatically creates a proxy.</span>
<a name="l00251"></a>00251 ProxyPushSupplier_var proxySupp =
<a name="l00252"></a>00252 string_to_<ProxyPushSupplier>(ior.c_str());
<a name="l00253"></a>00253 PortableServer::ObjectId_var objectId =
<a name="l00254"></a>00254 PortableServer::string_to_ObjectId(oidstr);
<a name="l00255"></a>00255 CORBA::Object_var obj =
<a name="l00256"></a>00256 <a class="code" href="a00073.html#p0">_poa</a>->create_reference_with_id(
<a name="l00257"></a>00257 objectId.in(),
<a name="l00258"></a>00258 CosEventChannelAdmin::_tc_ProxyPushConsumer->id()
<a name="l00259"></a>00259 );
<a name="l00260"></a>00260 PushConsumer_var thisCons =CosEventComm::PushConsumer::_narrow(obj);
<a name="l00261"></a>00261 proxySupp->connect_push_consumer(thisCons.in());
<a name="l00262"></a>00262 <a class="code" href="a00116.html#a2">DB</a>(7,<span class="stringliteral">"Reconnected ProxyPushConsumer: "</span><<oidstr)
<a name="l00263"></a>00263 }
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265 <span class="keywordflow">catch</span>(CORBA::BAD_PARAM&) {
<a name="l00266"></a>00266 <span class="comment">// This will happen when IOR fails to narrow.</span>
<a name="l00267"></a>00267 <a class="code" href="a00116.html#a2">DB</a>(5,<span class="stringliteral">"Failed to reincarnate ProxyPushConsumer: "</span><<oidstr)
<a name="l00268"></a>00268 }
<a name="l00269"></a>00269 <span class="keywordflow">catch</span>(CosEventChannelAdmin::AlreadyConnected&){ <span class="comment">//connect_push_consumer()</span>
<a name="l00270"></a>00270 <span class="comment">// The supplier doesn't need to be reconnected.</span>
<a name="l00271"></a>00271 <a class="code" href="a00116.html#a2">DB</a>(7,<span class="stringliteral">"Remote ProxyPushSupplier already connected: "</span><<oidstr)
<a name="l00272"></a>00272 }
<a name="l00273"></a>00273 <span class="keywordflow">catch</span>(CosEventChannelAdmin::TypeError&){ <span class="comment">// connect_push_consumer()</span>
<a name="l00274"></a>00274 <span class="comment">// Don't know what to make of this...</span>
<a name="l00275"></a>00275 <a class="code" href="a00116.html#a2">DB</a>(2,<span class="stringliteral">"Remote ProxyPushSupplier threw TypeError: "</span><<oidstr)
<a name="l00276"></a>00276 }
<a name="l00277"></a>00277 <span class="keywordflow">catch</span>(CORBA::OBJECT_NOT_EXIST&) {} <span class="comment">// object 'supp' not responding.</span>
<a name="l00278"></a>00278 <span class="keywordflow">catch</span>(CORBA::TRANSIENT& ) {} <span class="comment">// object 'supp' not responding.</span>
<a name="l00279"></a>00279 <span class="keywordflow">catch</span>(CORBA::COMM_FAILURE& ) {} <span class="comment">// object 'supp' not responding.</span>
<a name="l00280"></a>00280 } <span class="comment">// end loop for(i)</span>
<a name="l00281"></a>00281 }
<a name="l00282"></a>00282
<a name="l00283"></a>00283
<a name="l00284"></a><a class="code" href="a00067.html#a9">00284</a> <span class="keywordtype">void</span> <a class="code" href="a00067.html#a9">ProxyPushConsumer_i::output</a>(ostream& os)<span class="keyword"> const</span>
<a name="l00285"></a>00285 <span class="keyword"></span>{
<a name="l00286"></a>00286 <span class="keywordflow">for</span>(Connections_t::const_iterator i=<a class="code" href="a00067.html#r0">_connections</a>.begin();
<a name="l00287"></a>00287 i!=<a class="code" href="a00067.html#r0">_connections</a>.end();
<a name="l00288"></a>00288 ++i)
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 i->second->output(os);
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292 }
<a name="l00293"></a>00293
<a name="l00294"></a>00294
<a name="l00295"></a><a class="code" href="a00067.html#d0">00295</a> string <a class="code" href="a00067.html#d0">ProxyPushConsumer_i::currentObjectId</a>()<span class="keyword"> const</span>
<a name="l00296"></a>00296 <span class="keyword"></span>{
<a name="l00297"></a>00297 <span class="preprocessor">#ifdef HAVE_OMNIORB4</span>
<a name="l00298"></a>00298 <span class="preprocessor"></span> <span class="keywordflow">try</span>
<a name="l00299"></a>00299 {
<a name="l00300"></a>00300 <span class="keyword">using</span> <span class="keyword">namespace </span>PortableServer;
<a name="l00301"></a>00301 ObjectId_var oid =<a class="code" href="a00059.html#e0">Orb::inst</a>()._POACurrent->get_object_id();
<a name="l00302"></a>00302 CORBA::String_var oidStr =ObjectId_to_string(oid.in());
<a name="l00303"></a>00303 <span class="keywordflow">return</span> string(oidStr.in());
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305 <span class="keywordflow">catch</span>(PortableServer::Current::NoContext&) <span class="comment">// get_object_id()</span>
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 <a class="code" href="a00116.html#a2">DB</a>(0,<span class="stringliteral">"No context!!"</span>)
<a name="l00308"></a>00308 }
<a name="l00309"></a>00309 <span class="keywordflow">catch</span>(CORBA::BAD_PARAM&) <span class="comment">// ObjectId_to_string()</span>
<a name="l00310"></a>00310 {
<a name="l00311"></a>00311 <span class="comment">// Should never get here in omniORB, because ObjectID is a char*.</span>
<a name="l00312"></a>00312 assert(0);
<a name="l00313"></a>00313 }
<a name="l00314"></a>00314 <span class="keywordflow">return</span> <span class="stringliteral">"ERROR"</span>;
<a name="l00315"></a>00315 <span class="preprocessor">#else</span>
<a name="l00316"></a>00316 <span class="preprocessor"></span> <span class="keywordflow">throw</span> CORBA::NO_IMPLEMENT();
<a name="l00317"></a>00317 <span class="preprocessor">#endif</span>
<a name="l00318"></a>00318 <span class="preprocessor"></span>}
<a name="l00319"></a>00319
<a name="l00320"></a>00320
<a name="l00321"></a>00321 <span class="comment">//</span>
<a name="l00322"></a>00322 <span class="comment">// ProxyPushConsumer_i::Connection</span>
<a name="l00323"></a>00323 <span class="comment">//</span>
<a name="l00324"></a>00324
<a name="l00325"></a>00325 <span class="preprocessor">#if OMNIEVENTS__DEBUG_SERVANT</span>
<a name="l00326"></a>00326 <span class="preprocessor"></span><span class="keywordtype">int</span> ProxyPushConsumer_i::Connection::_objectCount =0;
<a name="l00327"></a>00327 <span class="preprocessor">#endif</span>
<a name="l00328"></a>00328 <span class="preprocessor"></span>
<a name="l00329"></a><a class="code" href="a00068.html#a0">00329</a> <a class="code" href="a00068.html#d0">ProxyPushConsumer_i::Connection::Connection</a>(
<a name="l00330"></a>00330 <span class="keyword">const</span> <span class="keywordtype">char</span>* channelName,
<a name="l00331"></a>00331 <span class="keyword">const</span> string& oidstr,
<a name="l00332"></a>00332 CosEventComm::PushSupplier_ptr pushSupplier,
<a name="l00333"></a>00333 <span class="keywordtype">bool</span> isProxy
<a name="l00334"></a>00334 ):<a class="code" href="a00041.html">Callback</a>(),
<a name="l00335"></a>00335 _channelName(channelName),
<a name="l00336"></a>00336 _oidstr(oidstr),
<a name="l00337"></a>00337 _target(pushSupplier),
<a name="l00338"></a>00338 _targetIsProxy(isProxy)
<a name="l00339"></a>00339 {
<a name="l00340"></a>00340 <span class="preprocessor">#if OMNIEVENTS__DEBUG_SERVANT</span>
<a name="l00341"></a>00341 <span class="preprocessor"></span> ++_objectCount;
<a name="l00342"></a>00342 <a class="code" href="a00116.html#a2">DB</a>(21,<span class="stringliteral">"ProxyPushConsumer_i::Connection::Connection() count="</span><<_objectCount)
<a name="l00343"></a>00343 #endif
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345
<a name="l00346"></a><a class="code" href="a00068.html#a1">00346</a> <a class="code" href="a00068.html#a1">ProxyPushConsumer_i::Connection::~Connection</a>()
<a name="l00347"></a>00347 {
<a name="l00348"></a>00348 <span class="preprocessor">#if OMNIEVENTS__DEBUG_SERVANT</span>
<a name="l00349"></a>00349 <span class="preprocessor"></span> --_objectCount;
<a name="l00350"></a>00350 <a class="code" href="a00116.html#a2">DB</a>(20,<span class="stringliteral">"ProxyPushConsumer_i::Connection::~Connection() count="</span><<_objectCount)
<a name="l00351"></a>00351 #<span class="keywordflow">else</span>
<a name="l00352"></a>00352 <a class="code" href="a00116.html#a2">DB</a>(20,<span class="stringliteral">"ProxyPushConsumer_i::Connection::~Connection()"</span>)
<a name="l00353"></a>00353 #endif
<a name="l00354"></a>00354 }
<a name="l00355"></a>00355
<a name="l00356"></a>00356 <a class="code" href="a00136.html#a3">OMNIEVENTS__DEBUG_REF_COUNTS__DEFN</a>(<a class="code" href="a00068.html">ProxyPushConsumer_i::Connection</a>)
<a name="l00357"></a>00357
<a name="l00358"></a><a class="code" href="a00068.html#a2">00358</a> void <a class="code" href="a00067.html">ProxyPushConsumer_i</a>::<a class="code" href="a00068.html">Connection</a>::callback(CORBA::Request_ptr req)
<a name="l00359"></a>00359 {
<a name="l00360"></a>00360 <span class="keywordtype">bool</span> save =_targetIsProxy;
<a name="l00361"></a>00361 <span class="keywordflow">if</span>(req->return_value()>>=CORBA::Any::to_boolean(_targetIsProxy))
<a name="l00362"></a>00362 {
<a name="l00363"></a>00363 <span class="keywordflow">if</span>(_targetIsProxy && <a class="code" href="a00056.html#e0">omniEventsLog::exists</a>())
<a name="l00364"></a>00364 {
<a name="l00365"></a>00365 <a class="code" href="a00080.html">WriteLock</a> log;
<a name="l00366"></a>00366 <a class="code" href="a00067.html#a9">output</a>(log.<a class="code" href="a00080.html#o0">os</a>);
<a name="l00367"></a>00367 <a class="code" href="a00116.html#a2">DB</a>(15,<span class="stringliteral">"ProxyPushConsumer is federated."</span>);
<a name="l00368"></a>00368 }
<a name="l00369"></a>00369 }
<a name="l00370"></a>00370 <span class="keywordflow">else</span>
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <a class="code" href="a00116.html#a2">DB</a>(2,<span class="stringliteral">"ProxyPushConsumer got unexpected callback."</span>);
<a name="l00373"></a>00373 _targetIsProxy=save; <span class="comment">// Reset it just to be sure.</span>
<a name="l00374"></a>00374 }
<a name="l00375"></a>00375 }
<a name="l00376"></a>00376
<a name="l00377"></a><a class="code" href="a00068.html#a3">00377</a> <span class="keywordtype">void</span> <a class="code" href="a00068.html#a3">ProxyPushConsumer_i::Connection::output</a>(ostream& os)<span class="keyword"> const</span>
<a name="l00378"></a>00378 <span class="keyword"></span>{
<a name="l00379"></a>00379 os<<<span class="stringliteral">"ecf/"</span><<<a class="code" href="a00068.html#o0">_channelName</a>;
<a name="l00380"></a>00380 os<<<span class="stringliteral">"/SupplierAdmin/ProxyPushConsumer/"</span><<<a class="code" href="a00068.html#o1">_oidstr</a>;
<a name="l00381"></a>00381
<a name="l00382"></a>00382 <span class="keywordflow">if</span>(!CORBA::is_nil(<a class="code" href="a00068.html#o2">_target</a>.in()))
<a name="l00383"></a>00383 {
<a name="l00384"></a>00384 CORBA::String_var iorstr;
<a name="l00385"></a>00385 iorstr = <a class="code" href="a00059.html#e0">Orb::inst</a>().<a class="code" href="a00059.html#o0">_orb</a>->object_to_string(<a class="code" href="a00068.html#o2">_target</a>.in());
<a name="l00386"></a>00386 os<<<span class="stringliteral">" IOR="</span><<iorstr.in();
<a name="l00387"></a>00387 <span class="keywordflow">if</span>(<a class="code" href="a00068.html#o3">_targetIsProxy</a>)
<a name="l00388"></a>00388 os<<<span class="stringliteral">" proxy=1"</span>;
<a name="l00389"></a>00389 }
<a name="l00390"></a>00390 os<<<span class="stringliteral">" ;;\n"</span>;
<a name="l00391"></a>00391 }
<a name="l00392"></a>00392
<a name="l00393"></a>00393
<a name="l00394"></a>00394 }; <span class="comment">// end namespace OmniEvents</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Aug 26 20:56:14 2005 for OmniEvents by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.3-20050530 </small></address>
</body>
</html>
|
