1 // Copyright (C) 2007-2019 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 // Author : Anthony GEAY (EDF R&D)
21 #include "SALOMESDS_DataServerManager.hxx"
22 #include "SALOMESDS_Exception.hxx"
24 #include "SALOME_ContainerManager.hxx"
25 #include "SALOME_NamingService.hxx"
30 using namespace SALOMESDS;
32 const char DataServerManager::NAME_IN_NS[]="/DataServerManager";
34 const char DataServerManager::DFT_SCOPE_NAME_IN_NS[]="Default";
36 SALOME::StringVec *RequestSwitcherDSM::listScopes()
38 return _dsm->listScopes();
41 SALOME::DataScopeServerTransaction_ptr RequestSwitcherDSM::giveADataScopeTransactionCalled(const char *scopeName, CORBA::Boolean& isCreated)
43 return _dsm->giveADataScopeTransactionCalled(scopeName,isCreated);
46 DataServerManager::DataServerManager(int argc, char *argv[], CORBA::ORB_ptr orb, PortableServer::POA_ptr poa):_orb(CORBA::ORB::_duplicate(orb))
48 DataScopeServer *dftScope(new DataScopeServer(orb,SALOME::DataScopeKiller::_nil(),DFT_SCOPE_NAME_IN_NS));//_remove_ref will be call by DataScopeServer::shutdownIfNotHostedByDSM
49 PortableServer::POAManager_var pman(poa->the_POAManager());
50 CORBA::PolicyList policies;
52 PortableServer::ThreadPolicy_var threadPol(poa->create_thread_policy(PortableServer::SINGLE_THREAD_MODEL));
53 policies[0]=PortableServer::ThreadPolicy::_duplicate(threadPol);
54 _poa=poa->create_POA("SingleThPOA4SDS",pman,policies);
57 dftScope->initializePython(argc,argv);// agy : Very important ! invoke this method BEFORE activation !
58 // activate this to be ready to be usable from NS.
59 PortableServer::ObjectId_var id(_poa->activate_object(this));
60 CORBA::Object_var obj(_poa->id_to_reference(id));
61 SALOME::DataServerManager_var obj2(SALOME::DataServerManager::_narrow(obj));
62 // publish Data server manager in NS
63 SALOME_NamingService ns(orb);
64 ns.Register(obj2,NAME_IN_NS);
65 // the default DataScopeServer object is the only one hosted by the current process
66 dftScope->setPOA(_poa);
67 obj=dftScope->activate();
68 SALOME::DataScopeServer_var dftScopePtr(SALOME::DataScopeServer::_narrow(obj));
69 dftScope->registerInNS(dftScopePtr);// agy : Very important ! invoke this method BEFORE activation ! Because this method initializes Python !
72 SALOME::StringVec *DataServerManager::listScopes()
74 std::vector<std::string> scopes(listOfScopesCpp());
75 SALOME::StringVec *ret(new SALOME::StringVec);
76 std::size_t sz(scopes.size());
78 for(std::size_t i=0;i<sz;i++)
79 (*ret)[i]=CORBA::string_dup(scopes[i].c_str());
83 SALOME::StringVec *DataServerManager::listAliveAndKickingScopes()
85 std::vector<std::string> scopes(listOfScopesCpp());
86 std::size_t sz(scopes.size());
87 std::vector<std::string> retCpp; retCpp.reserve(sz);
88 for(std::size_t i=0;i<sz;i++)
90 if(isAliveAndKicking(scopes[i].c_str()))
91 retCpp.push_back(scopes[i]);
94 SALOME::StringVec *ret(new SALOME::StringVec);
97 for(std::size_t i=0;i<sz;i++)
98 (*ret)[i]=CORBA::string_dup(retCpp[i].c_str());
102 SALOME::DataScopeServer_ptr DataServerManager::getDefaultScope()
104 SALOME::DataScopeServerBase_var ret(retriveDataScope(DFT_SCOPE_NAME_IN_NS));
105 if(CORBA::is_nil(ret))
106 return SALOME::DataScopeServer::_narrow(ret);
107 SALOME::DataScopeServer_ptr ret2(SALOME::DataScopeServer::_narrow(ret));
108 if(CORBA::is_nil(ret2))
109 throw Exception("DataServerManager::getDefaultScope : exists but has not expected sub type !");
113 CORBA::Boolean DataServerManager::isAliveAndKicking(const char *scopeName)
115 SALOME::DataScopeServerBase_var scopePtr(getScopePtrGivenName(scopeName));
116 return IsAliveAndKicking(scopePtr);
120 typename T::PtrType CreateDataScope(const std::string& scopeName, const std::vector<std::string>& scopes, SALOME_NamingService& ns)
122 int isTransactionInt(T::IsTransaction);
123 if(std::find(scopes.begin(),scopes.end(),scopeName)!=scopes.end())
125 std::ostringstream oss; oss << "DataServerManager::createDataScope : scope name \"" << scopeName << "\" already exists !";
126 throw Exception(oss.str());
129 std::string fullScopeName(DataServerManager::CreateAbsNameInNSFromScopeName(scopeName));
130 std::ostringstream oss; oss << "SALOME_DataScopeServer" << " " << scopeName << " " << isTransactionInt << " ";
131 SALOME_ContainerManager::AddOmninamesParams(oss,&ns);
132 std::string command(oss.str());
133 SALOME_ContainerManager::MakeTheCommandToBeLaunchedASync(command);
134 int status(SALOME_ContainerManager::SystemThreadSafe(command.c_str()));
137 std::ostringstream oss2; oss2 << "CreateDataScope : Fail to launch \"" << command << "\" ! Return code was : " << status << " !";
138 throw Exception(oss2.str());
140 int count(SALOME_ContainerManager::GetTimeOutToLoaunchServer());
141 typename T::VarType ret(T::nil());
142 while (CORBA::is_nil(ret) && count)
144 SALOME_ContainerManager::SleepInSecond(1);
146 CORBA::Object_var obj(ns.Resolve(fullScopeName.c_str()));
149 return T::duplicate(ret);
153 typename T::PtrType GiveADataScopeCalled(const std::string& scopeName, const std::vector<std::string>& scopes, SALOME_NamingService& ns, CORBA::Boolean& isCreated)
155 if(std::find(scopes.begin(),scopes.end(),scopeName)==scopes.end())
158 return CreateDataScope<T>(scopeName,scopes,ns);
162 SALOME::DataScopeServerBase_var ret(SALOMESDS::DataServerManager::GetScopePtrGivenName(scopeName,scopes,ns));
163 if(SALOMESDS::DataServerManager::IsAliveAndKicking(ret))
166 typename T::PtrType ret2(T::narrow(ret));
167 if(CORBA::is_nil(ret))
169 if(CORBA::is_nil(ret2))
171 std::ostringstream oss; oss << "DataServerManager::giveADataScopeCalled : scope \"" << scopeName << "\" exists but with invalid type !";
172 throw Exception(oss.str());
178 std::string fullScopeName(SALOMESDS::DataServerManager::CreateAbsNameInNSFromScopeName(scopeName));
179 ns.Destroy_Name(fullScopeName.c_str());
181 return CreateDataScope<T>(scopeName,scopes,ns);
189 typedef SALOME::DataScopeServer_ptr PtrType;
190 typedef SALOME::DataScopeServer_var VarType;
191 typedef SALOME::DataScopeServer TheType;
192 static const bool IsTransaction=false;
193 static PtrType nil() { return SALOME::DataScopeServer::_nil(); }
194 static PtrType narrow(CORBA::Object_ptr obj) { return SALOME::DataScopeServer::_narrow(obj); }
195 static PtrType duplicate(PtrType obj) { return SALOME::DataScopeServer::_duplicate(obj); }
198 class TransactionFunctor
201 typedef SALOME::DataScopeServerTransaction_ptr PtrType;
202 typedef SALOME::DataScopeServerTransaction_var VarType;
203 typedef SALOME::DataScopeServerTransaction TheType;
204 static const bool IsTransaction=true;
205 static PtrType nil() { return SALOME::DataScopeServerTransaction::_nil(); }
206 static PtrType narrow(CORBA::Object_ptr obj) { return SALOME::DataScopeServerTransaction::_narrow(obj); }
207 static PtrType duplicate(PtrType obj) { return SALOME::DataScopeServerTransaction::_duplicate(obj); }
210 SALOME::DataScopeServer_ptr DataServerManager::createDataScope(const char *scopeName)
212 SALOME_NamingService ns(_orb);
213 return CreateDataScope<NormalFunctor>(scopeName,listOfScopesCpp(),ns);
216 SALOME::DataScopeServer_ptr DataServerManager::giveADataScopeCalled(const char *scopeName, CORBA::Boolean& isCreated)
218 SALOME_NamingService ns(_orb);
219 return GiveADataScopeCalled<NormalFunctor>(scopeName,listOfScopesCpp(),ns,isCreated);
222 SALOME::DataScopeServerTransaction_ptr DataServerManager::createDataScopeTransaction(const char *scopeName)
224 SALOME_NamingService ns(_orb);
225 return CreateDataScope<TransactionFunctor>(scopeName,listOfScopesCpp(),ns);
228 SALOME::DataScopeServerTransaction_ptr DataServerManager::giveADataScopeTransactionCalled(const char *scopeName, CORBA::Boolean& isCreated)
230 SALOME_NamingService ns(_orb);
231 return GiveADataScopeCalled<TransactionFunctor>(scopeName,listOfScopesCpp(),ns,isCreated);
234 SALOME::DataScopeServerBase_ptr DataServerManager::retriveDataScope(const char *scopeName)
236 SALOME::DataScopeServerBase_var ret(getScopePtrGivenName(scopeName));
237 return SALOME::DataScopeServerBase::_duplicate(ret);
240 void DataServerManager::removeDataScope(const char *scopeName)
242 SALOME::DataScopeServerBase_var scs(getScopePtrGivenName(scopeName));
243 SALOME::DataScopeKiller_ptr killer;
244 if(scs->shutdownIfNotHostedByDSM(killer))
246 CORBA::release(killer);
249 void DataServerManager::cleanScopesInNS()
251 SALOME_NamingService ns(_orb);
252 std::vector<std::string> scopes(listOfScopesCpp());
253 for(std::vector<std::string>::const_iterator it=scopes.begin();it!=scopes.end();it++)
255 if(!isAliveAndKicking((*it).c_str()))
257 std::string fullScopeName(SALOMESDS::DataServerManager::CreateAbsNameInNSFromScopeName(*it));
258 ns.Destroy_Name(fullScopeName.c_str());
263 void DataServerManager::shutdownScopes()
265 std::vector<std::string> scopeNames(listOfScopesCpp());
266 for(std::vector<std::string>::const_iterator it=scopeNames.begin();it!=scopeNames.end();it++)
268 SALOME::DataScopeServerBase_var scope(getScopePtrGivenName(*it));
269 SALOME::DataScopeKiller_ptr killer;
270 if(scope->shutdownIfNotHostedByDSM(killer))
272 CORBA::release(killer);
276 std::string DataServerManager::CreateAbsNameInNSFromScopeName(const std::string& scopeName)
278 std::ostringstream oss; oss << NAME_IN_NS << "/" << scopeName;
282 CORBA::Boolean DataServerManager::IsAliveAndKicking(SALOME::DataScopeServerBase_ptr scopePtr)
284 CORBA::Boolean ret(true);
294 std::vector<std::string> DataServerManager::listOfScopesCpp()
296 SALOME_NamingService ns(_orb);
297 ns.Change_Directory(NAME_IN_NS);
298 std::vector<std::string> ret(ns.list_directory());
302 SALOME::DataScopeServerBase_var DataServerManager::GetScopePtrGivenName(const std::string& scopeName, const std::vector<std::string>& scopes, SALOME_NamingService& ns)
304 if(std::find(scopes.begin(),scopes.end(),scopeName)==scopes.end())
306 std::ostringstream oss; oss << "DataServerManager::getScopePtrGivenName : scope name \"" << scopeName << "\" does not exist !";
307 throw Exception(oss.str());
309 std::string fullScopeName(CreateAbsNameInNSFromScopeName(scopeName));
310 CORBA::Object_var obj(ns.Resolve(fullScopeName.c_str()));
311 SALOME::DataScopeServerBase_var ret(SALOME::DataScopeServerBase::_narrow(obj));
315 SALOME::DataScopeServerBase_var DataServerManager::getScopePtrGivenName(const std::string& scopeName)
317 SALOME_NamingService ns(_orb);
318 return GetScopePtrGivenName(scopeName,listOfScopesCpp(),ns);
321 SALOME::RequestSwitcherDSM_ptr DataServerManager::getRequestSwitcher()
325 _rs=new RequestSwitcherDSM(_orb,this);
327 CORBA::Object_var obj(_rs->activate());
328 return SALOME::RequestSwitcherDSM::_narrow(obj);