include/SqlGwConnection.h

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Prabakaran Thirumalai   *
   3  *   praba_tuty@yahoo.com   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20 #ifndef SQLGWCONNECTION_H
  21 #define SQLGWCONNECTION_H
  22 #include<CSql.h>
  23 #include<AbsSqlConnection.h>
  24 #include<SqlFactory.h>
  25 #include<Network.h>
  26
  27 enum GwHandler
  28 {
  29     NoHandler =0,
  30     CSqlHandler = 1,
  31     AdapterHandler =2,
  32     CSqlAndAdapterHandler =3
  33 };
  34 class SqlGwConnection : public AbsSqlConnection
  35 {
  36     Connection dummyConn;
  37     AbsSqlConnection *adapter;
  38     bool isCSqlConnected;
  39     bool isAdapterConnected;
  40     char username[IDENTIFIER_LENGTH];
  41     char password[IDENTIFIER_LENGTH];
  42
  43     public:
  44     GwHandler txnHdlr;
  45     TransSyncMode mode;
  46     SqlGwConnection(){innerConn = NULL; mode = OSYNC; }
  47     void setTxnHandler(GwHandler hdlr) { txnHdlr = hdlr; }
  48     GwHandler getTxnHandler() { return txnHdlr; }
  49
  50     DbRetVal connect (char *user, char * pass);
  51
  52     DbRetVal disconnect();
  53
  54     DbRetVal commit();
  55
  56     DbRetVal rollback();
  57
  58     DbRetVal beginTrans (IsolationLevel isoLevel, TransSyncMode mode = OSYNC);
  59
  60     friend class SqlFactory;
  61
  62     void setAdapter(AbsSqlConnection *conn) { adapter =  conn; }
  63     AbsSqlConnection* getAdapterConnection() { return adapter; }
  64
  65     DbRetVal connectCSqlIfNotConnected();
  66     DbRetVal connectAdapterIfNotConnected();
  67
  68     //Note::forced to implement this as it is pure virtual in base class
  69     Connection& getConnObject(){  return dummyConn; }
  70 };
  71
  72 #endif