diff options
Diffstat (limited to 'storage/connect/tabjson.h')
| -rw-r--r-- | storage/connect/tabjson.h | 69 |
1 files changed, 51 insertions, 18 deletions
diff --git a/storage/connect/tabjson.h b/storage/connect/tabjson.h index 397c2cf5d3a..10b9a9a9cc3 100644 --- a/storage/connect/tabjson.h +++ b/storage/connect/tabjson.h @@ -1,5 +1,5 @@ /*************** tabjson H Declares Source Code File (.H) **************/ -/* Name: tabjson.h Version 1.0 */ +/* Name: tabjson.h Version 1.1 */ /* */ /* (C) Copyright to the author Olivier BERTRAND 2014 - 2015 */ /* */ @@ -25,7 +25,8 @@ typedef struct _jnode { PVAL CncVal; // To cont value used for OP_CNC PVAL Valp; // The internal array VALUE int Rank; // The rank in array - int Nx; // Same row number + int Rx; // Read row number + int Nx; // Next to read row number } JNODE, *PJNODE; /***********************************************************************/ @@ -34,6 +35,9 @@ typedef struct _jnode { class JSONDEF : public DOSDEF { /* Table description */ friend class TDBJSON; friend class TDBJSN; + friend class TDBJCL; + friend PQRYRES JSONColumns(PGLOBAL, char *, const char *, char *, + int, int, int, bool); public: // Constructor JSONDEF(void); @@ -52,6 +56,7 @@ class JSONDEF : public DOSDEF { /* Table description */ char *Xcol; /* Name of expandable column */ int Limit; /* Limit of multiple values */ int Pretty; /* Depends on file structure */ + int Level; /* Used for catalog table */ bool Strict; /* Strict syntax checking */ }; // end of JSONDEF @@ -69,29 +74,36 @@ class TDBJSN : public TDBDOS { TDBJSN(TDBJSN *tdbp); // Implementation - virtual AMT GetAmType(void) {return TYPE_AM_JSN;} - virtual bool SkipHeader(PGLOBAL g); - virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBJSN(this);} + virtual AMT GetAmType(void) {return TYPE_AM_JSN;} + virtual bool SkipHeader(PGLOBAL g); + virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBJSN(this);} + PJSON GetRow(void) {return Row;} // Methods - virtual PTDB CopyOne(PTABS t); - virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); - virtual PCOL InsertSpecialColumn(PGLOBAL g, PCOL colp); - virtual int RowNumber(PGLOBAL g, bool b = FALSE) - {return (b) ? N : Fpos + 1;} + virtual PTDB CopyOne(PTABS t); + virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); + virtual PCOL InsertSpecialColumn(PGLOBAL g, PCOL colp); + virtual int RowNumber(PGLOBAL g, bool b = FALSE) + {return (b) ? N : Fpos + 1;} // Database routines - virtual int Cardinality(PGLOBAL g); - virtual int GetMaxSize(PGLOBAL g); - virtual bool OpenDB(PGLOBAL g); - virtual bool PrepareWriting(PGLOBAL g); - virtual int ReadDB(PGLOBAL g); + virtual int Cardinality(PGLOBAL g); + virtual int GetMaxSize(PGLOBAL g); + virtual bool OpenDB(PGLOBAL g); + virtual bool PrepareWriting(PGLOBAL g); + virtual int ReadDB(PGLOBAL g); protected: + PJSON FindRow(PGLOBAL g); + int MakeTopTree(PGLOBAL g, PJSON jsp); + // Members + PJSON Top; // The top JSON tree PJSON Row; // The current row + PJSON Val; // The value of the current row PJCOL Colp; // The multiple column JMODE Jmode; // MODE_OBJECT by default + char *Objname; // The table object name char *Xcol; // Name of expandable column int Fpos; // The current row index //int Spos; // DELETE start index @@ -166,6 +178,7 @@ class TDBJSON : public TDBJSN { // Implementation virtual AMT GetAmType(void) {return TYPE_AM_JSON;} virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBJSON(this);} + PJAR GetDoc(void) {return Doc;} // Methods virtual PTDB CopyOne(PTABS t); @@ -183,19 +196,39 @@ class TDBJSON : public TDBJSN { virtual int WriteDB(PGLOBAL g); virtual int DeleteDB(PGLOBAL g, int irc); virtual void CloseDB(PGLOBAL g); + int MakeDocument(PGLOBAL g); // Optimization routines virtual int MakeIndex(PGLOBAL g, PIXDEF pxdf, bool add); protected: int MakeNewDoc(PGLOBAL g); - int MakeDocument(PGLOBAL g); // Members - PJSON Top; // The file JSON tree PJAR Doc; // The document array - char *Objname; // The table object name int Multiple; // 0: No 1: DIR 2: Section 3: filelist bool Done; // True when document parsing is done bool Changed; // After Update, Insert or Delete }; // end of class TDBJSON + +/***********************************************************************/ +/* This is the class declaration for the JSON catalog table. */ +/***********************************************************************/ +class TDBJCL : public TDBCAT { + public: + // Constructor + TDBJCL(PJDEF tdp); + + protected: + // Specific routines + virtual PQRYRES GetResult(PGLOBAL g); + + // Members +//char *Dp; + const char *Fn; + char *Objn; + int Pretty; + int Lrecl; + int lvl; + }; // end of class TDBJCL + |