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/*************** Valblk H Declares Source Code File (.H) ***************/
/* Name: VALBLK.H Version 1.7 */
/* */
/* (C) Copyright to the author Olivier BERTRAND 2005-2013 */
/* */
/* This file contains the VALBLK and derived classes declares. */
/***********************************************************************/
/***********************************************************************/
/* Include required application header files */
/* assert.h is header required when using the assert function. */
/* block.h is header containing Block global declarations. */
/***********************************************************************/
#ifndef __VALBLK__H__
#define __VALBLK__H__
#include "value.h"
/***********************************************************************/
/* Utility used to allocate value blocks. */
/***********************************************************************/
DllExport PVBLK AllocValBlock(PGLOBAL, void*, int, int, int, int, bool, bool);
/***********************************************************************/
/* Class VALBLK represent a base class for variable blocks. */
/***********************************************************************/
class VALBLK : public BLOCK {
//friend void SemColData(PGLOBAL g, PSEM semp);
public:
// Constructors
VALBLK(void *mp, int type, int nval)
{Blkp = mp; Type = type; Nval = nval; Check = true;}
// Implementation
int GetNval(void) {return Nval;}
void SetNval(int n) {Nval = n;}
void *GetValPointer(void) {return Blkp;}
void SetValPointer(void *mp) {Blkp = mp;}
int GetType(void) {return Type;}
void SetCheck(bool b) {Check = b;}
virtual void Init(PGLOBAL g, bool check) = 0;
virtual int GetVlen(void) = 0;
virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n) = 0;
virtual int GetIntValue(int n) = 0;
virtual longlong GetBigintValue(int n) = 0;
virtual double GetFloatValue(int n) = 0;
virtual void ReAlloc(void *mp, int n) {Blkp = mp; Nval = n;}
virtual void Reset(int n) = 0;
virtual bool SetFormat(PGLOBAL g, PSZ fmt, int len, int year = 0);
virtual void SetPrec(int p) {}
virtual bool IsCi(void) {return false;}
// Methods
virtual void SetValue(short sval, int n) {assert(false);}
virtual void SetValue(int lval, int n) {assert(false);}
virtual void SetValue(longlong lval, int n) {assert(false);}
virtual void SetValue(PSZ sp, int n) {assert(false);}
virtual void SetValue(PVAL valp, int n) = 0;
virtual void SetMin(PVAL valp, int n) = 0;
virtual void SetMax(PVAL valp, int n) = 0;
virtual void SetValue(PVBLK pv, int n1, int n2) = 0;
virtual void SetValues(PVBLK pv, int i, int n) = 0;
virtual void AddMinus1(PVBLK pv, int n1, int n2) {assert(false);}
virtual void Move(int i, int j) = 0;
virtual int CompVal(PVAL vp, int n) = 0;
virtual int CompVal(int i1, int i2) = 0;
virtual void *GetValPtr(int n) = 0;
virtual void *GetValPtrEx(int n) = 0;
virtual int Find(PVAL vp) = 0;
virtual int GetMaxLength(void) = 0;
bool Locate(PVAL vp, int& i);
protected:
#if defined(_DEBUG) || defined(DEBTRACE)
void ChkIndx(int n);
void ChkPrm(PVAL v, int n);
void ChkTyp(PVAL v);
void ChkTyp(PVBLK vb);
#endif // _DEBUG) || DEBTRACE
// Members
PGLOBAL Global; // Used for messages and allocation
void *Blkp; // To value block
int Type; // Type of individual values
int Nval; // Max number of values in block
bool Check; // If true SetValue types must match
}; // end of class VALBLK
/***********************************************************************/
/* Class CHRBLK: represent a block of fixed length strings. */
/***********************************************************************/
class CHRBLK : public VALBLK {
public:
// Constructors
CHRBLK(void *mp, int size, int len, int prec, bool b);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return Long;}
virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n);
virtual int GetIntValue(int n);
virtual longlong GetBigintValue(int n);
virtual double GetFloatValue(int n);
virtual void Reset(int n);
virtual void SetPrec(int p) {Ci = (p != 0);}
virtual bool IsCi(void) {return Ci;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
char* const &Chrp; // Pointer to char buffer
PSZ Valp; // Used to make a zero ended value
bool Blanks; // True for right filling with blanks
bool Ci; // True if case insensitive
int Long; // Length of each string
}; // end of class CHRBLK
/***********************************************************************/
/* Class STRBLK: represent a block of string pointers. */
/* Currently this class is used only by the DECODE scalar function */
/* and by the MyColumn function to store date formats. */
/***********************************************************************/
class STRBLK : public VALBLK {
public:
// Constructors
STRBLK(PGLOBAL g, void *mp, int size);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return sizeof(PSZ);}
virtual PSZ GetCharValue(int n) {return Strp[n];}
virtual short GetShortValue(int n) {return (short)atoi(Strp[n]);}
virtual int GetIntValue(int n) {return atol(Strp[n]);}
virtual longlong GetBigintValue(int n) {return atoll(Strp[n]);}
virtual double GetFloatValue(int n) {return atof(Strp[n]);}
virtual void Reset(int n) {Strp[n] = NULL;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
PSZ* const &Strp; // Pointer to PSZ buffer
}; // end of class STRBLK
/***********************************************************************/
/* Class SHRBLK: represents a block of int integer values. */
/***********************************************************************/
class SHRBLK : public VALBLK {
public:
// Constructors
SHRBLK(void *mp, int size);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return sizeof(short);}
//virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n) {return Shrp[n];}
virtual int GetIntValue(int n) {return (int)Shrp[n];}
virtual longlong GetBigintValue(int n) {return (longlong)Shrp[n];}
virtual double GetFloatValue(int n) {return (double)Shrp[n];}
virtual void Reset(int n) {Shrp[n] = 0;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(short sval, int n) {Shrp[n] = sval;}
virtual void SetValue(int lval, int n) {Shrp[n] = (short)lval;}
virtual void SetValue(longlong lval, int n) {Shrp[n] = (short)lval;}
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void AddMinus1(PVBLK pv, int n1, int n2);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
short* const &Shrp;
}; // end of class SHRBLK
/***********************************************************************/
/* Class LNGBLK: represents a block of int integer values. */
/***********************************************************************/
class LNGBLK : public VALBLK {
public:
// Constructors
LNGBLK(void *mp, int size);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return sizeof(int);}
//virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n) {return (short)Lngp[n];}
virtual int GetIntValue(int n) {return Lngp[n];}
virtual longlong GetBigintValue(int n) {return (longlong)Lngp[n];}
virtual double GetFloatValue(int n) {return (double)Lngp[n];}
virtual void Reset(int n) {Lngp[n] = 0;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(short sval, int n) {Lngp[n] = (int)sval;}
virtual void SetValue(int lval, int n) {Lngp[n] = lval;}
virtual void SetValue(longlong lval, int n) {Lngp[n] = (int)lval;}
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void AddMinus1(PVBLK pv, int n1, int n2);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
int* const &Lngp;
}; // end of class LNGBLK
/***********************************************************************/
/* Class DATBLK: represents a block of time stamp values. */
/***********************************************************************/
class DATBLK : public LNGBLK {
public:
// Constructor
DATBLK(void *mp, int size);
// Implementation
virtual bool SetFormat(PGLOBAL g, PSZ fmt, int len, int year = 0);
// Methods
virtual void SetValue(PSZ sp, int n);
protected:
// Members
PVAL Dvalp; // Date value used to convert string
}; // end of class DATBLK
/***********************************************************************/
/* Class BIGBLK: represents a block of big integer values. */
/***********************************************************************/
class BIGBLK : public VALBLK {
public:
// Constructors
BIGBLK(void *mp, int size);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return sizeof(longlong);}
//virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n) {return (short)Lngp[n];}
virtual int GetIntValue(int n) {return (int)Lngp[n];}
virtual longlong GetBigintValue(int n) {return Lngp[n];}
virtual double GetFloatValue(int n) {return (double)Lngp[n];}
virtual void Reset(int n) {Lngp[n] = 0LL;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(short sval, int n) {Lngp[n] = (longlong)sval;}
virtual void SetValue(int lval, int n) {Lngp[n] = (longlong)lval;}
virtual void SetValue(longlong lval, int n) {Lngp[n] = lval;}
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void AddMinus1(PVBLK pv, int n1, int n2);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
longlong* const &Lngp;
}; // end of class BIGBLK
/***********************************************************************/
/* Class DBLBLK: represents a block of double float values. */
/***********************************************************************/
class DBLBLK : public VALBLK {
public:
// Constructors
DBLBLK(void *mp, int size, int prec);
// Implementation
virtual void Init(PGLOBAL g, bool check);
virtual int GetVlen(void) {return sizeof(double);}
//virtual PSZ GetCharValue(int n);
virtual short GetShortValue(int n) {return (short)Dblp[n];}
virtual int GetIntValue(int n) {return (int)Dblp[n];}
virtual longlong GetBigintValue(int n) {return (longlong)Dblp[n];}
virtual double GetFloatValue(int n) {return Dblp[n];}
virtual void Reset(int n) {Dblp[n] = 0.0;}
virtual void SetPrec(int p) {Prec = p;}
// Methods
virtual void SetValue(PSZ sp, int n);
virtual void SetValue(PVAL valp, int n);
virtual void SetMin(PVAL valp, int n);
virtual void SetMax(PVAL valp, int n);
virtual void SetValue(PVBLK pv, int n1, int n2);
virtual void SetValues(PVBLK pv, int k, int n);
virtual void Move(int i, int j);
virtual int CompVal(PVAL vp, int n);
virtual int CompVal(int i1, int i2);
virtual void *GetValPtr(int n);
virtual void *GetValPtrEx(int n);
virtual int Find(PVAL vp);
virtual int GetMaxLength(void);
protected:
// Members
double* const &Dblp;
int Prec;
}; // end of class DBLBLK
#endif // __VALBLK__H__
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