diff options
Diffstat (limited to 'storage/connect/filamap.h')
| -rw-r--r-- | storage/connect/filamap.h | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/storage/connect/filamap.h b/storage/connect/filamap.h index 7f71b90a18f..1d85fa36155 100644 --- a/storage/connect/filamap.h +++ b/storage/connect/filamap.h @@ -1,7 +1,7 @@ /*************** FilAMap H Declares Source Code File (.H) **************/ -/* Name: FILAMAP.H Version 1.2 */ +/* Name: FILAMAP.H Version 1.3 */ /* */ -/* (C) Copyright to the author Olivier BERTRAND 2005-2012 */ +/* (C) Copyright to the author Olivier BERTRAND 2005-2014 */ /* */ /* This file contains the MAP file access method classes declares. */ /***********************************************************************/ @@ -33,23 +33,26 @@ class DllExport MAPFAM : public TXTFAM { virtual void Reset(void); virtual int GetFileLength(PGLOBAL g); virtual int Cardinality(PGLOBAL g) {return (g) ? -1 : 0;} + virtual int MaxBlkSize(PGLOBAL g, int s) {return s;} virtual int GetRowID(void); virtual bool RecordPos(PGLOBAL g); - virtual bool SetPos(PGLOBAL g, int recpos); + virtual bool SetPos(PGLOBAL g, int recpos); virtual int SkipRecord(PGLOBAL g, bool header); virtual bool OpenTableFile(PGLOBAL g); virtual bool DeferReading(void) {return false;} virtual int ReadBuffer(PGLOBAL g); virtual int WriteBuffer(PGLOBAL g); - virtual int DeleteRecords(PGLOBAL g, int irc); - virtual void CloseTableFile(PGLOBAL g); + virtual int DeleteRecords(PGLOBAL g, int irc); + virtual void CloseTableFile(PGLOBAL g, bool abort); virtual void Rewind(void); protected: + virtual int InitDelete(PGLOBAL g, int fpos, int spos); + // Members char *Memory; // Pointer on file mapping view. char *Mempos; // Position of next data to read - char *Fpos; // Position of last read record + char *Fpos; // Position of last read record char *Tpos; // Target Position for delete move char *Spos; // Start position for delete move char *Top; // Mark end of file mapping view @@ -71,6 +74,8 @@ class DllExport MBKFAM : public MAPFAM { // Methods virtual void Reset(void); virtual int Cardinality(PGLOBAL g); + virtual int MaxBlkSize(PGLOBAL g, int s) + {return TXTFAM::MaxBlkSize(g, s);} virtual int GetRowID(void); virtual int SkipRecord(PGLOBAL g, bool header); virtual int ReadBuffer(PGLOBAL g); @@ -96,12 +101,17 @@ class DllExport MPXFAM : public MBKFAM { // Methods virtual int Cardinality(PGLOBAL g) {return TXTFAM::Cardinality(g);} - virtual bool SetPos(PGLOBAL g, int recpos); + virtual int MaxBlkSize(PGLOBAL g, int s) + {return TXTFAM::MaxBlkSize(g, s);} + virtual bool SetPos(PGLOBAL g, int recpos); + virtual int GetNextPos(void) {return (int)Fpos + Nrec;} virtual bool DeferReading(void) {return false;} virtual int ReadBuffer(PGLOBAL g); virtual int WriteBuffer(PGLOBAL g); protected: + virtual int InitDelete(PGLOBAL g, int fpos, int spos); + // No additional members }; // end of class MPXFAM |