1 // Copyright (C) 2007-2016 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 #ifndef __SALOMESDS_DATASCOPEERVER_HXX__
22 #define __SALOMESDS_DATASCOPEERVER_HXX__
24 #include "SALOMEconfig.h"
25 #include CORBA_SERVER_HEADER(SALOME_SDS)
27 #include "SALOMESDS_RequestSwitcher.hxx"
28 #include "SALOMESDS_RefCountServ.hxx"
29 #include "SALOMESDS_AutoRefCountPtr.hxx"
30 #include "SALOMESDS_BasicDataServer.hxx"
31 #include "SALOMESDS_Defines.hxx"
41 class SALOMESDS_EXPORT DataScopeKiller : public POA_SALOME::DataScopeKiller
44 DataScopeKiller(CORBA::ORB_ptr orb):_orb(CORBA::ORB::_duplicate(orb)) { }
50 class DataScopeServerBase;
53 * Servant activated by a specific POA (single thread) having itself its specific POA_manager.
54 * This class is able to hold/active the default POA_manager shared by other POA than this.
56 class SALOMESDS_EXPORT RequestSwitcher : public RequestSwitcherBase, public virtual POA_SALOME::RequestSwitcher
59 RequestSwitcher(CORBA::ORB_ptr orb, DataScopeServerBase *ds);
60 SALOME::StringVec *listVars();
61 SALOME::ByteVec *fetchSerializedContent(const char *varName);
63 //! handle on its creator to give access to services when _poa_manager_under_control is in hold mode.
64 DataScopeServerBase *_ds;
68 class PickelizedPyObjServer;
70 class SALOMESDS_EXPORT DataScopeServerBase : public virtual POA_SALOME::DataScopeServerBase, public POAHolder
73 DataScopeServerBase(CORBA::ORB_ptr orb, SALOME::DataScopeKiller_var killer, const std::string& scopeName);
74 DataScopeServerBase(const DataScopeServerBase& other);
75 public: // remote access methods
78 SALOME::StringVec *listVars();
79 CORBA::Boolean existVar(const char *varName);
80 SALOME::BasicDataServer_ptr retrieveVarInternal(const char *varName);
81 void deleteVar(const char *varName);
82 CORBA::Boolean shutdownIfNotHostedByDSM(SALOME::DataScopeKiller_out killer);
83 SALOME::ByteVec *fetchSerializedContent(const char *varName);
84 SALOME::SeqOfByteVec *getAllKeysOfVarWithTypeDict(const char *varName);
85 SALOME::RequestSwitcher_ptr getRequestSwitcher();
86 void takeANap(CORBA::Double napDurationInSec);
88 ~DataScopeServerBase();
89 BasicDataServer *retrieveVarInternal2(const std::string& varName);
90 void initializePython(int argc, char *argv[]);
91 void registerToSalomePiDict() const;
92 void setPOA(PortableServer::POA_var poa);
93 void registerInNS(SALOME::DataScopeServerBase_ptr ptr);
94 PyObject *getGlobals() const { return _globals; }
95 PyObject *getLocals() const { return _locals; }
96 PyObject *getPickler() const { return _pickler; }
97 PortableServer::POA_var getPOA() const { return _poa; }
98 CORBA::ORB_var getORB() { return _orb; }
99 std::string getScopeNameCpp() const { return _name; }
100 static std::string BuildTmpVarNameFrom(const std::string& varName);
102 std::vector< std::string> getAllVarNames() const;
103 void checkNotAlreadyExistingVar(const std::string& varName) const;
104 void checkExistingVar(const std::string& varName) const;
105 PickelizedPyObjServer *checkVarExistingAndDict(const std::string& varName);
107 void moveStatusOfVarFromRdWrToRdOnly(const std::string& varName);
108 void moveStatusOfVarFromRdOnlyToRdWr(const std::string& varName);
109 void moveStatusOfVarFromRdExtOrRdExtInitToRdExtInit(const std::string& varName);
110 void moveStatusOfVarFromRdExtOrRdExtInitToRdExt(const std::string& varName);
112 std::list< std::pair< SALOME::BasicDataServer_var, BasicDataServer * > >::const_iterator retrieveVarInternal3(const std::string& varName) const;
113 std::list< std::pair< SALOME::BasicDataServer_var, BasicDataServer * > >::iterator retrieveVarInternal4(const std::string& varName);
118 PortableServer::POA_var _poa;
121 std::list< std::pair< SALOME::BasicDataServer_var, BasicDataServer * > > _vars;
122 SALOME::DataScopeKiller_var _killer;
123 AutoServantPtr<RequestSwitcher> _rs;
124 static std::size_t COUNTER;
127 class SALOMESDS_EXPORT DataScopeServer : public DataScopeServerBase, public virtual POA_SALOME::DataScopeServer
130 DataScopeServer(CORBA::ORB_ptr orb, SALOME::DataScopeKiller_var killer, const std::string& scopeName);
131 DataScopeServer(const DataScopeServer& other);
132 SALOME::BasicDataServer_ptr retrieveVar(const char *varName) { return retrieveVarInternal(varName); }
133 SALOME::PickelizedPyObjRdOnlyServer_ptr createRdOnlyVar(const char *varName, const SALOME::ByteVec& constValue);
134 SALOME::PickelizedPyObjRdExtServer_ptr createRdExtVar(const char *varName, const SALOME::ByteVec& constValue);
135 SALOME::PickelizedPyObjRdWrServer_ptr createRdWrVar(const char *typeName, const char *varName);
139 class SALOMESDS_EXPORT DataScopeServerTransaction : public DataScopeServerBase, public virtual POA_SALOME::DataScopeServerTransaction
141 public://not remotely callable
142 DataScopeServerTransaction(CORBA::ORB_ptr orb, SALOME::DataScopeKiller_var killer, const std::string& scopeName);
143 DataScopeServerTransaction(const DataScopeServerTransaction& other);
144 ~DataScopeServerTransaction();
145 void createRdOnlyVarInternal(const std::string& varName, const SALOME::ByteVec& constValue);
146 void createRdExtVarInternal(const std::string& varName, const SALOME::ByteVec& constValue);
147 void createRdExtInitVarInternal(const std::string& varName, const SALOME::ByteVec& constValue);
148 void createRdWrVarInternal(const std::string& varName, const SALOME::ByteVec& constValue);
149 PortableServer::POA_var getPOA4KeyWaiter() const { return _poa_for_key_waiter; }
150 void addWaitKey(KeyWaiter *kw);
151 void pingKey(PyObject *keyObj);
152 void notifyKey(const std::string& varName, PyObject *keyObj, PyObject *valueObj);
153 SALOME::ByteVec *waitForMonoThrRev(SALOME::KeyWaiter_ptr kw);
154 SALOME::ByteVec *waitForAndKill(SALOME::KeyWaiter_ptr kw);
155 public://remotely callable
156 char *getAccessOfVar(const char *varName);
157 void fetchAndGetAccessOfVar(const char *varName, CORBA::String_out access, SALOME::ByteVec_out data);
158 SALOME::Transaction_ptr createRdOnlyVarTransac(const char *varName, const SALOME::ByteVec& constValue);
159 SALOME::Transaction_ptr createRdExtVarTransac(const char *varName, const SALOME::ByteVec& constValue);
160 SALOME::Transaction_ptr createRdExtInitVarTransac(const char *varName, const SALOME::ByteVec& constValue);
161 SALOME::Transaction_ptr createRdWrVarTransac(const char *varName, const SALOME::ByteVec& constValue);
162 SALOME::Transaction_ptr addKeyValueInVarHard(const char *varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
163 SALOME::Transaction_ptr addKeyValueInVarErrorIfAlreadyExisting(const char *varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
164 SALOME::TransactionMultiKeyAddSession_ptr addMultiKeyValueSession(const char *varName);
165 SALOME::Transaction_ptr removeKeyInVarErrorIfNotAlreadyExisting(const char *varName, const SALOME::ByteVec& key);
166 SALOME::TransactionRdWrAccess_ptr createWorkingVarTransac(const char *varName, const SALOME::ByteVec& constValue);
167 SALOME::Transaction_ptr killVarTransac(const char *varName);
168 SALOME::KeyWaiter_ptr waitForKeyInVar(const char *varName, const SALOME::ByteVec& keyVal);
169 SALOME::KeyWaiter_ptr waitForKeyInVarAndKillIt(const char *varName, const SALOME::ByteVec& keyVal, SALOME::Transaction_out transac);
170 void atomicApply(const SALOME::ListOfTransaction& transactions);
172 PyObject *getPyCmpFunc();
174 PortableServer::POA_var _poa_for_key_waiter;
175 std::list< KeyWaiter * > _waiting_keys;