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_TRANSACTION_HXX__
22 #define __SALOMESDS_TRANSACTION_HXX__
24 #include "SALOMEconfig.h"
25 #include CORBA_SERVER_HEADER(SALOME_SDS)
27 #include "SALOMESDS_Defines.hxx"
28 #include "SALOMESDS_Exception.hxx"
29 #include "SALOMESDS_DataServerManager.hxx"
36 class PickelizedPyObjServer;
37 class PickelizedPyObjRdWrServer;
38 class PickelizedPyObjRdExtServer;
40 class SALOMESDS_EXPORT Transaction : public virtual POA_SALOME::Transaction, public POAHolder
43 Transaction(DataScopeServerTransaction *dsct, const std::string& varName):_dsct(dsct),_var_name(varName) { if(!_dsct) throw Exception("Transaction constructor error !"); }
44 std::string getVarName() const { return _var_name; }
45 void checkVarExisting() { _dsct->checkExistingVar(_var_name); }
46 void checkNotAlreadyExisting() { _dsct->checkNotAlreadyExistingVar(_var_name); }
47 PortableServer::POA_var getPOA() const { return _dsct->getPOA(); }
48 virtual void prepareRollBackInCaseOfFailure() = 0;
49 virtual void perform() = 0;
50 virtual void rollBack() = 0;
51 virtual void notify() = 0;
52 virtual ~Transaction();
54 static void FromByteSeqToVB(const SALOME::ByteVec& bsToBeConv, std::vector<unsigned char>& ret);
55 static void FromVBToByteSeq(const std::vector<unsigned char>& bsToBeConv, SALOME::ByteVec& ret);
57 DataScopeServerTransaction *_dsct;
58 std::string _var_name;
61 class TransactionVarCreate : public Transaction
64 TransactionVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue);
65 void prepareRollBackInCaseOfFailure();
69 std::vector<unsigned char> _data;
72 class TransactionRdOnlyVarCreate : public TransactionVarCreate
75 TransactionRdOnlyVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
79 class TransactionRdExtVarCreate : public TransactionVarCreate
82 TransactionRdExtVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
86 class TransactionRdExtInitVarCreate : public TransactionVarCreate
89 TransactionRdExtInitVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
93 class TransactionRdWrVarCreate : public TransactionVarCreate
96 TransactionRdWrVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
100 class TransactionKillVar : public Transaction
103 TransactionKillVar(DataScopeServerTransaction *dsct, const std::string& varName);
104 void prepareRollBackInCaseOfFailure();
110 class PickelizedPyObjServer;
112 class TransactionDictModify : public Transaction
115 TransactionDictModify(DataScopeServerTransaction *dsct, const std::string& varName);
116 PickelizedPyObjServer *checkVarExistingAndDict() { return _dsct->checkVarExistingAndDict(_var_name); }
117 void prepareRollBackInCaseOfFailure();
120 std::string _zeDataBefore;
121 PickelizedPyObjServer *_varc;
124 class TransactionAddKeyValue : public TransactionDictModify
127 TransactionAddKeyValue(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
128 void prepareRollBackInCaseOfFailure();
130 ~TransactionAddKeyValue();
136 class TransactionAddKeyValueHard : public TransactionAddKeyValue
139 TransactionAddKeyValueHard(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
143 class TransactionAddKeyValueErrorIfAlreadyExisting : public TransactionAddKeyValue
146 TransactionAddKeyValueErrorIfAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
150 class TransactionRemoveKeyInVarErrorIfNotAlreadyExisting : public TransactionDictModify
153 TransactionRemoveKeyInVarErrorIfNotAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key);
156 ~TransactionRemoveKeyInVarErrorIfNotAlreadyExisting();
161 class TransactionMorphRdWrIntoRdOnly : public Transaction, public virtual POA_SALOME::TransactionRdWrAccess
164 TransactionMorphRdWrIntoRdOnly(DataScopeServerTransaction *dsct, const std::string& varName);
166 SALOME::PickelizedPyObjRdWrServer_ptr getVar();
168 void prepareRollBackInCaseOfFailure();
175 * This transaction switch from RdExt to RdExtInit in constructor and when perform called RdExtInit to RdExt.
177 class TransactionMultiKeyAddSession : public Transaction, public virtual POA_SALOME::TransactionMultiKeyAddSession
180 TransactionMultiKeyAddSession(DataScopeServerTransaction *dsct, const std::string& varName);
181 public://remotely callable
182 void addKeyValueInVarErrorIfAlreadyExistingNow(const SALOME::ByteVec& key, const SALOME::ByteVec& value);
184 void prepareRollBackInCaseOfFailure();