ace/include/ace-dao-ro/AceDatabase.h

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  *    Licensed under the Apache License, Version 2.0 (the "License");
   5  *    you may not use this file except in compliance with the License.
   6  *    You may obtain a copy of the License at
   7  *
   8  *        http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *    Unless required by applicable law or agreed to in writing, software
  11  *    distributed under the License is distributed on an "AS IS" BASIS,
  12  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *    See the License for the specific language governing permissions and
  14  *    limitations under the License.
  15  */
  16 /*
  17  * @file    AceDatabase.h
  18  * @author  Lukasz Marek (l.marek@samsung.com)
  19  * @version 1.0
  20  * @brief   This file contains the declaration of ace database
  21  */
  22
  23 #ifndef WRT_ENGINE_SRC_ACCESS_CONTROL_ACE_DATABASE_H
  24 #define WRT_ENGINE_SRC_ACCESS_CONTROL_ACE_DATABASE_H
  25
  26 #include <dpl/thread.h>
  27 #include <dpl/mutex.h>
  28
  29 extern DPL::Mutex g_aceDbQueriesMutex;
  30
  31 #define ACE_DB_INTERNAL(tlsCommand, InternalType, interface)                 \
  32     static DPL::ThreadLocalVariable<InternalType> *tlsCommand ## Ptr = NULL; \
  33     {                                                                        \
  34         DPL::Mutex::ScopedLock lock(&g_aceDbQueriesMutex);                   \
  35         if (!tlsCommand ## Ptr) {                                            \
  36             static DPL::ThreadLocalVariable<InternalType> tmp;               \
  37             tlsCommand ## Ptr = &tmp;                                        \
  38         }                                                                    \
  39     }                                                                        \
  40     DPL::ThreadLocalVariable<InternalType> &tlsCommand = *tlsCommand ## Ptr; \
  41     if (tlsCommand.IsNull()) { tlsCommand = InternalType(interface); }
  42
  43 #define ACE_DB_SELECT(name, type, interface) \
  44     ACE_DB_INTERNAL(name, type::Select, interface)
  45
  46 #define ACE_DB_INSERT(name, type, interface) \
  47     ACE_DB_INTERNAL(name, type::Insert, interface)
  48
  49 #define ACE_DB_UPDATE(name, type, interface) \
  50     ACE_DB_INTERNAL(name, type::Update, interface)
  51
  52 #define ACE_DB_DELETE(name, type, interface) \
  53     ACE_DB_INTERNAL(name, type::Delete, interface)
  54
  55
  56 #endif // WRT_ENGINE_SRC_ACCESS_CONTROL_ACE_DATABASE_H