include/SqlGwStatement.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 SQLGWSTATEMENT_H
  21 #define SQLGWSTATEMENT_H
  22 #include<SqlGwConnection.h>
  23 #include <AbsSqlStatement.h>
  24 #include <SqlGwConnection.h>
  25 #include <SqlFactory.h>
  26 #include <CSql.h>
  27 class DllExport SqlGwStatement: public AbsSqlStatement
  28 {
  29     AbsSqlStatement *adapter;
  30     GwHandler stmtHdlr;
  31     public:
  32     SqlGwStatement()
  33     {
  34         innerStmt = NULL; adapter = NULL; con = NULL;
  35         stmtHdlr = NoHandler; isPrepared = false; mode = 0;
  36     }
  37     ~SqlGwStatement()
  38     {
  39         if (adapter) { adapter->free(); delete adapter; adapter = NULL; }
  40     }
  41     void setAdapter(AbsSqlStatement *stmt) { adapter = stmt; }
  42     unsigned int mode;
  43     void setConnection(AbsSqlConnection *conn)
  44     {
  45         if (innerStmt) innerStmt->setConnection(conn->getInnerConnection());
  46         SqlGwConnection *cn = (SqlGwConnection*) conn;
  47        // if (adapter) adapter->setConnection(cn->getAdapterConnection());
  48         con = conn;
  49     }
  50
  51     DbRetVal executeDirect(char *stmt);
  52     DbRetVal prepare(char *stmt);
  53
  54     DbRetVal execute(int &rowsAffect);
  55     DbRetVal bindParam(int pos, void*);
  56
  57     DbRetVal bindField(int pos, void* val);
  58
  59     void* fetch();
  60     void* fetch(DbRetVal &rv);
  61     void* fetchAndPrint(bool SQL);
  62     void* next();
  63     DbRetVal close();
  64     int noOfProjFields();
  65
  66     void* getFieldValuePtr( int pos );
  67     void* getFieldValuePtr( char *name );
  68     AbsSqlStatement *getInnerStatement(){ return innerStmt;}
  69     DbRetVal free();
  70
  71     int noOfParamFields();
  72
  73     DbRetVal getProjFldInfo(int projPos, FieldInfo *&info);
  74
  75     DbRetVal getParamFldInfo(int paramPos, FieldInfo *&info);
  76
  77     void setShortParam(int paramPos, short value);
  78     void setIntParam(int paramPos, int value);
  79     void setLongParam(int paramPos, long value);
  80     void setLongLongParam(int paramPos, long long value);
  81     void setByteIntParam(int paramPos, ByteInt value);
  82     void setFloatParam(int paramPos, float value);
  83     void setDoubleParam(int paramPos, double value);
  84     void setStringParam(int paramPos, char *value);
  85     void setDateParam(int paramPos, Date value);
  86     void setTimeParam(int paramPos, Time value);
  87     void setTimeStampParam(int paramPos, TimeStamp value);
  88     void setBinaryParam(int paramPos, void *value, int length);
  89     bool isSelect();
  90     bool isFldNull(int pos);
  91     bool isFldNull(char *name);
  92     void setNull(int pos);
  93     ResultSetPlan getResultSetPlan();
  94     int getFldPos(char *name){ return -1;}
  95     List getAllTableNames(DbRetVal &ret);
  96     List getAllUserNames(DbRetVal &ret);
  97     char *getTableName(){ return "";}
  98     StatementType getStmtType() { return UnknownStatement; }
  99     int getNoOfPagesForTable(char *tbl){ return -1;}
 100     DbRetVal loadRecords(char *tbl, void *buf){ return ErrBadCall;}
 101     void setToCommit(char *dsName);
 102     void getProjFieldType(int *data);
 103     long long getLastInsertedVal(DbRetVal &ret);
 104     private:
 105     bool shouldAdapterHandle();
 106     bool shouldCSqlHandle();
 107     bool isPrepared;
 108     friend class SqlFactory;
 109 };
 110
 111 #endif