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 #include "SALOMESDS_Transaction.hxx"
22 #include "SALOMESDS_Exception.hxx"
23 #include "SALOMESDS_PickelizedPyObjServer.hxx"
24 #include "SALOMESDS_PickelizedPyObjRdWrServer.hxx"
25 #include "SALOMESDS_PickelizedPyObjRdExtServer.hxx"
26 #include "SALOMESDS_TrustTransaction.hxx"
30 using namespace SALOMESDS;
32 void Transaction::FromByteSeqToVB(const SALOME::ByteVec& bsToBeConv, std::vector<unsigned char>& ret)
34 std::size_t sz(bsToBeConv.length());
36 unsigned char *buf(const_cast<unsigned char *>(&ret[0]));
37 for(std::size_t i=0;i<sz;i++)
41 void Transaction::FromVBToByteSeq(const std::vector<unsigned char>& bsToBeConv, SALOME::ByteVec& ret)
43 std::size_t sz(bsToBeConv.size());
45 for(std::size_t i=0;i<sz;i++)
49 Transaction::~Transaction()
53 TransactionVarCreate::TransactionVarCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue):Transaction(dsct,varName)
55 FromByteSeqToVB(constValue,_data);
58 void TransactionVarCreate::prepareRollBackInCaseOfFailure()
60 checkNotAlreadyExisting();
63 void TransactionVarCreate::rollBack()
65 if(_dsct->existVar(_var_name.c_str()))
66 _dsct->deleteVar(_var_name.c_str());
70 * no implementation it is not a bug !
72 void TransactionVarCreate::notify()
76 void TransactionRdOnlyVarCreate::perform()
78 SALOME::ByteVec data2;
79 FromVBToByteSeq(_data,data2);
80 _dsct->createRdOnlyVarInternal(_var_name,data2);
83 void TransactionRdExtVarCreate::perform()
85 SALOME::ByteVec data2;
86 FromVBToByteSeq(_data,data2);
87 _dsct->createRdExtVarInternal(_var_name,data2);
90 TransactionRdExtVarFreeStyleCreate::TransactionRdExtVarFreeStyleCreate(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& constValue, const SALOME::ByteVec& sha1):TransactionRdExtVarCreate(dsct,varName,constValue)
92 FromByteSeqToVB(sha1,_sha1);
95 void TransactionRdExtVarFreeStyleCreate::prepareRollBackInCaseOfFailure()
96 {//nothing it is not a bug
99 void TransactionRdExtVarFreeStyleCreate::perform()
101 SALOME::ByteVec data2;
102 FromVBToByteSeq(_data,data2);
103 _dsct->createRdExtVarFreeStyleInternal(_var_name,data2,std::move(_sha1));
106 void TransactionRdExtInitVarCreate::perform()
108 SALOME::ByteVec data2;
109 FromVBToByteSeq(_data,data2);
110 _dsct->createRdExtInitVarInternal(_var_name,data2);
113 void TransactionRdWrVarCreate::perform()
115 SALOME::ByteVec data2;
116 FromVBToByteSeq(_data,data2);
117 _dsct->createRdWrVarInternal(_var_name,data2);
120 TransactionKillVar::TransactionKillVar(DataScopeServerTransaction *dsct, const std::string& varName):Transaction(dsct,varName)
127 void TransactionKillVar::prepareRollBackInCaseOfFailure()
130 //BasicDataServer *bds(_dsct->retrieveVarInternal2(_var_name);
134 void TransactionKillVar::perform()
136 _dsct->deleteVar(_var_name.c_str());
142 void TransactionKillVar::rollBack()
147 * no implementation it is not a bug ! killVar is not an event.
149 void TransactionKillVar::notify()
153 TransactionDictModify::TransactionDictModify(DataScopeServerTransaction *dsct, const std::string& varName):Transaction(dsct,varName),_varc(0)
155 _varc=checkVarExistingAndDict();
158 void TransactionDictModify::prepareRollBackInCaseOfFailure()
160 _zeDataBefore.clear();
161 PyObject *zeDictPy(_varc->getPyObj());
162 Py_XINCREF(zeDictPy);
163 _zeDataBefore=_varc->pickelize(zeDictPy);
166 void TransactionDictModify::rollBack()
168 PyObject *obj(_varc->getPyObjFromPickled(_zeDataBefore));
169 _varc->setNewPyObj(obj);
170 _zeDataBefore.clear();
173 TransactionAddKeyValue::TransactionAddKeyValue(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value):TransactionDictModify(dsct,varName)
175 std::vector<unsigned char> key2,value2;
176 FromByteSeqToVB(key,key2);
177 FromByteSeqToVB(value,value2);
178 _key=PickelizedPyObjServer::GetPyObjFromPickled(key2,_dsct);
179 _value=PickelizedPyObjServer::GetPyObjFromPickled(value2,_dsct);
182 void TransactionAddKeyValue::prepareRollBackInCaseOfFailure()
184 TransactionDictModify::prepareRollBackInCaseOfFailure();
185 _dsct->pingKey(_key);// check that key is OK with all waiting keys
188 void TransactionAddKeyValue::notify()
190 _dsct->notifyKey(getVarName(),_key,_value);
193 TransactionAddKeyValue::~TransactionAddKeyValue()
199 TransactionAddKeyValueHard::TransactionAddKeyValueHard(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value):TransactionAddKeyValue(dsct,varName,key,value)
203 void TransactionAddKeyValueHard::perform()
205 _varc->addKeyValueHard(_key,_value);
208 TransactionAddKeyValueErrorIfAlreadyExisting::TransactionAddKeyValueErrorIfAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key, const SALOME::ByteVec& value):TransactionAddKeyValue(dsct,varName,key,value)
210 _varc->checkKeyNotAlreadyPresent(_key);
213 void TransactionAddKeyValueErrorIfAlreadyExisting::perform()
215 _varc->addKeyValueErrorIfAlreadyExisting(_key,_value);
218 TransactionRemoveKeyInVarErrorIfNotAlreadyExisting::TransactionRemoveKeyInVarErrorIfNotAlreadyExisting(DataScopeServerTransaction *dsct, const std::string& varName, const SALOME::ByteVec& key):TransactionDictModify(dsct,varName),_key(0)
220 std::vector<unsigned char> key2;
221 FromByteSeqToVB(key,key2);
222 _key=PickelizedPyObjServer::GetPyObjFromPickled(key2,_dsct);
225 void TransactionRemoveKeyInVarErrorIfNotAlreadyExisting::perform()
227 _varc->removeKeyInVarErrorIfNotAlreadyExisting(_key);
231 * no implementation it is not a bug !
233 void TransactionRemoveKeyInVarErrorIfNotAlreadyExisting::notify()
237 TransactionRemoveKeyInVarErrorIfNotAlreadyExisting::~TransactionRemoveKeyInVarErrorIfNotAlreadyExisting()
242 TransactionMorphRdWrIntoRdOnly::TransactionMorphRdWrIntoRdOnly(DataScopeServerTransaction *dsct, const std::string& varName):Transaction(dsct,varName)
246 SALOME::PickelizedPyObjRdWrServer_ptr TransactionMorphRdWrIntoRdOnly::getVar()
248 SALOME::BasicDataServer_var obj(_dsct->retrieveVarInternal(_var_name.c_str()));
249 SALOME::PickelizedPyObjRdWrServer_ptr ret(SALOME::PickelizedPyObjRdWrServer::_narrow(obj));
250 if(CORBA::is_nil(ret))
252 std::ostringstream oss; oss << "TransactionMorphRdWrIntoRdOnly::getVar : var \"" << _var_name << "\" has not expected PickelizedPyObjRdWrServer type !";
253 throw Exception(oss.str());
258 void TransactionMorphRdWrIntoRdOnly::prepareRollBackInCaseOfFailure()
260 BasicDataServer *var(_dsct->retrieveVarInternal2(_var_name));
262 throw Exception("TransactionMorphRdWrIntoRdOnly::prepareRollBackInCaseOfFailure : Returned var is NULL !");
263 PickelizedPyObjRdWrServer *varc(dynamic_cast<PickelizedPyObjRdWrServer *>(var));
265 throw Exception("TransactionMorphRdWrIntoRdOnly::prepareRollBackInCaseOfFailure : Returned var has not expected type !");
268 void TransactionMorphRdWrIntoRdOnly::perform()
270 _dsct->moveStatusOfVarFromRdWrToRdOnly(_var_name);
273 void TransactionMorphRdWrIntoRdOnly::rollBack()
275 _dsct->moveStatusOfVarFromRdOnlyToRdWr(_var_name);
279 * no implementation it is not a bug !
281 void TransactionMorphRdWrIntoRdOnly::notify()
285 TransactionMultiKeyAddSession::TransactionMultiKeyAddSession(DataScopeServerTransaction *dsct, const std::string& varName):Transaction(dsct,varName)
287 _dsct->moveStatusOfVarFromRdExtOrRdExtInitToRdExtInit(_var_name);
290 void TransactionMultiKeyAddSession::addKeyValueInVarErrorIfAlreadyExistingNow(const SALOME::ByteVec& key, const SALOME::ByteVec& value)
292 _dsct->checkVarExistingAndDict(_var_name);
293 TransactionAddKeyValueErrorIfAlreadyExisting ret(_dsct,_var_name,key,value);
296 /*bool mustRollback(true);
298 t.setTransaction(&ret,&mustRollback);
300 mustRollback=false;//important let this line to notify t that everything was OK*/
306 * no implementation it is not a bug !
308 void TransactionMultiKeyAddSession::prepareRollBackInCaseOfFailure()
312 void TransactionMultiKeyAddSession::perform()
314 _dsct->moveStatusOfVarFromRdExtOrRdExtInitToRdExt(_var_name);
318 * no implementation it is not a bug !
320 void TransactionMultiKeyAddSession::rollBack()
325 * no implementation it is not a bug !
327 void TransactionMultiKeyAddSession::notify()