mariadb/storage/connect/jmgfam.h
Olivier Bertrand 871532c3b9 - Continue BSON implementation
modified:   storage/connect/bson.cpp
  modified:   storage/connect/bson.h
  modified:   storage/connect/bsonudf.cpp
  modified:   storage/connect/cmgfam.cpp
  modified:   storage/connect/cmgfam.h
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/jmgfam.cpp
  modified:   storage/connect/jmgfam.h
  modified:   storage/connect/jmgoconn.cpp
  modified:   storage/connect/mycat.cc
  modified:   storage/connect/tabbson.cpp
  modified:   storage/connect/tabjson.cpp
2020-12-08 01:15:40 +01:00

82 lines
3 KiB
C++

/************** MongoFam H Declares Source Code File (.H) **************/
/* Name: jmgfam.h Version 1.1 */
/* */
/* (C) Copyright to the author Olivier BERTRAND 2017 - 2020 */
/* */
/* This file contains the JAVA MongoDB access method classes declares */
/***********************************************************************/
#pragma once
/***********************************************************************/
/* Include MongoDB library header files. */
/***********************************************************************/
#include "block.h"
//#include "mongo.h"
#include "jmgoconn.h"
typedef class JMGFAM *PJMGFAM;
typedef class MGODEF *PMGODEF;
/***********************************************************************/
/* This is the Java MongoDB Access Method class declaration. */
/***********************************************************************/
class DllExport JMGFAM : public DOSFAM {
friend void mongo_init(bool);
public:
// Constructor
JMGFAM(PJDEF tdp);
#if defined(BSON_SUPPORT)
JMGFAM(PBDEF tdp);
#endif // BSON_SUPPORT
JMGFAM(PJMGFAM txfp);
// Implementation
virtual AMT GetAmType(void) { return TYPE_AM_MGO; }
virtual bool GetUseTemp(void) { return false; }
virtual int GetPos(void);
virtual int GetNextPos(void);
virtual PTXF Duplicate(PGLOBAL g) { return (PTXF)new(g) JMGFAM(this); }
void SetLrecl(int lrecl) { Lrecl = lrecl; }
// Methods
virtual void Reset(void);
virtual int GetFileLength(PGLOBAL g);
virtual int Cardinality(PGLOBAL g);
virtual int MaxBlkSize(PGLOBAL g, int s);
virtual bool AllocateBuffer(PGLOBAL g) { return false; }
virtual int GetRowID(void);
virtual bool RecordPos(PGLOBAL g);
virtual bool SetPos(PGLOBAL g, int recpos);
virtual int SkipRecord(PGLOBAL g, bool header);
virtual bool OpenTableFile(PGLOBAL g);
virtual int ReadBuffer(PGLOBAL g);
virtual int WriteBuffer(PGLOBAL g);
virtual int DeleteRecords(PGLOBAL g, int irc);
virtual void CloseTableFile(PGLOBAL g, bool abort);
virtual void Rewind(void);
protected:
virtual bool OpenTempFile(PGLOBAL g) { return false; }
virtual bool MoveIntermediateLines(PGLOBAL g, bool *b) { return false; }
virtual int RenameTempFile(PGLOBAL g) { return RC_OK; }
virtual int InitDelete(PGLOBAL g, int fpos, int spos);
bool Init(PGLOBAL g);
//bool MakeCursor(PGLOBAL g);
// Members
JMgoConn *Jcp; // Points to a Mongo connection class
JDBCPARM Ops; // Additional parameters
PFBLOCK To_Fbt; // Pointer to temp file block
MODE Mode;
PCSZ Uristr;
PCSZ Db_name;
PCSZ Coll_name;
PCSZ Options;
PCSZ Filter;
PSZ Wrapname;
bool Done; // Init done
bool Pipe;
int Version;
int Curpos; // Cursor position of last fetch
}; // end of class JMGFAM