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