1 // Copyright (C) 2004 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License.
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
22 // File : LocalTraceCollector.cxx
23 // Author : Paul RASCLE (EDF)
35 #include "SALOMETraceCollector.hxx"
36 #include "TraceCollector_WaitForServerReadiness.hxx"
37 #include <SALOMEconfig.h>
38 #include CORBA_CLIENT_HEADER(Logger)
40 // Class attributes initialisation, for class method SALOMETraceCollector::run
42 CORBA::ORB_ptr SALOMETraceCollector::_orb = 0;
44 // ============================================================================
46 * This class is for use with CORBA, inside SALOME.
47 * Type of trace (and corresponding class) is choosen in LocalTraceBufferPool.
49 * Guarantees a unique object instance of the class (singleton thread safe)
50 * a separate thread for loop to print traces is launched.
52 // ============================================================================
54 BaseTraceCollector* SALOMETraceCollector::instance()
56 if (_singleton == 0) // no need of lock when singleton already exists
59 ret = pthread_mutex_lock(&_singletonMutex); // acquire lock to be alone
60 if (_singleton == 0) // another thread may have got
61 { // the lock after the first test
62 _singleton = new SALOMETraceCollector();
65 char ** argv = &_argv;
66 _orb = CORBA::ORB_init (argc, argv);
68 sem_init(&_sem,0,0); // to wait until run thread is initialized
69 pthread_t traceThread;
71 int re2 = pthread_create(&traceThread, NULL,
72 SALOMETraceCollector::run, (void *)bid);
75 ret = pthread_mutex_unlock(&_singletonMutex); // release lock
80 // ============================================================================
82 * In a separate thread, loop to print traces.
83 * Mutex garantees intialisation on instance method is done and only one run
84 * allowed (double check ...)
85 * Loop until there is no more buffer to print,
86 * and no ask for end from destructor.
87 * Get a buffer. If type = ABORT then exit application with message.
89 // ============================================================================
91 void* SALOMETraceCollector::run(void *bid)
93 _threadId = new pthread_t;
94 *_threadId = pthread_self();
95 sem_post(&_sem); // unlock instance
97 LocalTraceBufferPool* myTraceBuffer = LocalTraceBufferPool::instance();
98 LocalTrace_TraceInfo myTrace;
100 SALOME_Logger::Logger_var m_pInterfaceLogger;
101 CORBA::Object_var obj;
103 obj = TraceCollector_WaitForServerReadiness(_orb,"Logger");
104 if (!CORBA::is_nil(obj))
105 m_pInterfaceLogger = SALOME_Logger::Logger::_narrow(obj);
106 if (CORBA::is_nil(m_pInterfaceLogger))
108 cerr << "Logger server not found ! Abort" << endl;
114 CORBA::String_var LogMsg =
115 CORBA::string_dup("\n---Init logger trace---\n");
116 m_pInterfaceLogger->putMessage(LogMsg);
117 DEVTRACE("Logger server found");
120 // --- Loop until there is no more buffer to print,
121 // and no ask for end from destructor.
123 while ((!_threadToClose) || myTraceBuffer->toCollect() )
127 DEVTRACE("SALOMETraceCollector _threadToClose");
131 int fullBuf = myTraceBuffer->retrieve(myTrace);
132 if (!CORBA::is_nil(_orb))
134 if (myTrace.traceType == ABORT_MESS)
136 stringstream abortMessage("");
138 abortMessage << "INTERRUPTION from thread "
139 << myTrace.threadId << " : " << myTrace.trace;
141 abortMessage << "INTERRUPTION from thread "
142 << (void*)&myTrace.threadId
143 << " : " << myTrace.trace;
145 CORBA::String_var LogMsg =
146 CORBA::string_dup(abortMessage.str().c_str());
147 m_pInterfaceLogger->putMessage(LogMsg);
152 stringstream aMessage("");
154 aMessage << "th. " << myTrace.threadId
156 aMessage << "th. " << (void*)&myTrace.threadId
158 << " " << myTrace.trace;
159 CORBA::String_var LogMsg =
160 CORBA::string_dup(aMessage.str().c_str());
161 m_pInterfaceLogger->putMessage(LogMsg);
169 // ============================================================================
171 * Destructor: wait until printing thread ends (SALOMETraceCollector::run)
173 // ============================================================================
175 SALOMETraceCollector:: ~SALOMETraceCollector()
178 ret = pthread_mutex_lock(&_singletonMutex); // acquire lock to be alone
181 DEVTRACE("SALOMETraceCollector:: ~SALOMETraceCollector()");
182 LocalTraceBufferPool* myTraceBuffer = LocalTraceBufferPool::instance();
184 myTraceBuffer->insert(NORMAL_MESS,"end of trace\n"); // to wake up thread
187 int ret = pthread_join(*_threadId, NULL);
188 if (ret) cerr << "error close SALOMETraceCollector : "<< ret << endl;
189 else DEVTRACE("SALOMETraceCollector destruction OK");
194 ret = pthread_mutex_unlock(&_singletonMutex); // release lock
198 // ============================================================================
200 * Constructor: no need of LocalTraceBufferPool object initialization here,
201 * thread safe singleton used in LocalTraceBufferPool::instance()
203 // ============================================================================
205 SALOMETraceCollector::SALOMETraceCollector()
211 // ============================================================================
215 // ============================================================================
219 BaseTraceCollector *SingletonInstance(void)
221 BaseTraceCollector *instance = SALOMETraceCollector::instance();