Trie Index changes for retreiving metadata through catalog tool and
[csql.git] / include / SqlNwConnection.h
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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 SQLNWCONNECTION_H
21 #define SQLNWCONNECTION_H
22 #include<CSql.h>
23 #include<Network.h>
24 #include<AbsSqlConnection.h>
25 #include<SqlFactory.h>
27 /**
28 * @class SqlNwConnection
31 class DllExport SqlNwConnection : public AbsSqlConnection
33 Connection dummyConn;
34 bool isConnOpen;
35 char hostname[128];
36 int port;
37 char sqlApiImplType;
38 public:
39 NetworkClient *nwClient;
40 IsolationLevel prevIsoLevel;
41 SqlNwConnection(SqlApiImplType tp) {
42 nwClient = NULL;
43 innerConn = NULL;
44 isConnOpen = false;
45 sqlApiImplType = tp;
48 //Note::forced to implement this as it is pure virtual in base class
49 Connection& getConnObject(){ return dummyConn; }
50 NetworkClient* getNetworkClient() { return nwClient; }
51 DbRetVal connect (char *user, char * pass);
53 DbRetVal disconnect();
55 DbRetVal commit();
56 void setHost(char *host, int portNo)
58 port=portNo;
59 strcpy(hostname,host);
62 DbRetVal rollback();
64 DbRetVal beginTrans (IsolationLevel isoLevel, TransSyncMode mode = OSYNC);
66 DbRetVal send(NetworkPacketType type, char *buffer, size_t len)
67 { return nwClient->send(type, buffer, len); }
68 DbRetVal send(NetworkPacketType type)
69 { return nwClient->send(type); }
70 DbRetVal receive() { return nwClient->receive(); }
71 void setIsConnectedFlag(bool fl) { nwClient->setIsConnectedFlag(fl); }
72 bool isConOpen() { return isConnOpen; }
73 void setConnClosed(bool status) { isConnOpen = status; }
74 void * getResponsePacket() { return nwClient->getResponsePacket(); }
75 ~SqlNwConnection() { if (isConnOpen) disconnect(); }
76 friend class SqlFactory;
79 #endif