00001 /* 00002 * This file is part of the Standard Portable Library (SPL). 00003 * 00004 * SPL is free software: you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation, either version 3 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * SPL is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with SPL. If not, see <http://www.gnu.org/licenses/>. 00016 */ 00017 #ifndef _idbconn_h 00018 #define _idbconn_h 00019 00020 #include <spl/types.h> 00021 #include <spl/Debug.h> 00022 00023 #include <spl/data/Command.h> 00024 #include <spl/Memory.h> 00025 #include <spl/data/RecordSet.h> 00026 #include <spl/RefCountPtr.h> 00027 #include <spl/String.h> 00028 #include <spl/data/Transaction.h> 00029 00040 class Connection; 00041 typedef RefCountPtr<Connection> ConnectionPtr; 00042 00047 class Connection : public IMemoryValidate 00048 { 00049 private: 00050 // Copy constructor doesn't make sense for this class 00051 inline Connection(const Connection& con) {} 00052 inline void operator =(const Connection& con) {} 00053 00054 protected: 00055 String m_host; 00056 String m_database; 00057 String m_uid; 00058 String m_pw; 00059 00060 public: 00061 Connection(const String& serverOrIP, const String& database, const String& uid, const String& pw); 00062 virtual ~Connection(); 00063 00065 virtual void Open() = 0; 00066 00068 virtual void Close() = 0; 00069 00071 virtual void ChangeDatabase(const String& db) = 0; 00072 00073 virtual TransactionPtr BeginTransaction() = 0; 00074 00075 virtual CommandPtr CreateCommand() = 0; 00076 virtual CommandPtr CreateCommand(const String& cmdText) = 0; 00077 00078 virtual int ExecuteNonQuery(const String& sql) = 0; 00079 virtual RecordSetPtr ExecuteQuery(const String& sql) = 0; 00080 00082 virtual void RegisterThread() = 0; 00083 00085 virtual void RegisterThreadExit() = 0; 00086 00088 virtual void AllowOutOfOrderCommandParameters(bool allow) = 0; 00089 00090 static ConnectionPtr GetConnection(const String& connectString); 00091 00092 #if defined(DEBUG) 00093 virtual void CheckMem() const; 00094 virtual void ValidateMem() const; 00095 #endif 00096 }; 00097 00101 #endif