1 // Copyright (C) 2007-2015 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;
38 class SALOMESDS_EXPORT Transaction : public virtual POA_SALOME::Transaction, public POAHolder
41 Transaction(DataScopeServerTransaction *dsct, const std::string& varName):_dsct(dsct),_var_name(varName) { if(!_dsct) throw Exception("Transaction constructor error !"); }
42 std::string getVarName() const { return _var_name; }
43 void checkVarExisting() { _dsct->checkExistingVar(_var_name); }
44 void checkNotAlreadyExisting() { _dsct->checkNotAlreadyExistingVar(_var_name); }
45 PortableServer::POA_var getPOA() const { return _dsct->getPOA(); }
46 virtual void prepareRollBackInCaseOfFailure() = 0;
47 virtual void perform() = 0;
48 virtual void rollBack() = 0;
49 virtual void notify() = 0;
50 virtual ~Transaction();
52 static void FromByteSeqToVB(const SALOME::ByteVec& bsToBeConv, std::vector<unsigned char>& ret);
53 static void FromVBToByteSeq(const std::vector<unsigned char>& bsToBeConv, SALOME::ByteVec& ret);
55 DataScopeServerTransaction *_dsct;
56 std::string _var_name;
59 class TransactionVarCreate : public Transaction
62 TransactionVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue);
63 void prepareRollBackInCaseOfFailure();
67 std::vector<unsigned char> _data;
70 class TransactionRdOnlyVarCreate : public TransactionVarCreate
73 TransactionRdOnlyVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
77 class TransactionRdExtVarCreate : public TransactionVarCreate
80 TransactionRdExtVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
84 class TransactionRdWrVarCreate : public TransactionVarCreate
87 TransactionRdWrVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):TransactionVarCreate(dsct,varName,constValue) { }
91 class PickelizedPyObjServer;
93 class TransactionDictModify : public Transaction
96 TransactionDictModify(DataScopeServerTransaction *dsct, const std::string& varName);
97 PickelizedPyObjServer *checkVarExistingAndDict() { return _dsct->checkVarExistingAndDict(_var_name); }
98 void prepareRollBackInCaseOfFailure();
101 std::string _zeDataBefore;
102 PickelizedPyObjServer *_varc;
105 class TransactionAddKeyValue : public TransactionDictModify
108 TransactionAddKeyValue(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
109 void prepareRollBackInCaseOfFailure();
111 ~TransactionAddKeyValue();
117 class TransactionAddKeyValueHard : public TransactionAddKeyValue
120 TransactionAddKeyValueHard(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
124 class TransactionAddKeyValueErrorIfAlreadyExisting : public TransactionAddKeyValue
127 TransactionAddKeyValueErrorIfAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value);
131 class TransactionRemoveKeyInVarErrorIfNotAlreadyExisting : public TransactionDictModify
134 TransactionRemoveKeyInVarErrorIfNotAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key);
137 ~TransactionRemoveKeyInVarErrorIfNotAlreadyExisting();