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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /storage/connect/cmgoconn.h
parentInitial commit. (diff)
downloadmariadb-upstream.tar.xz
mariadb-upstream.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'storage/connect/cmgoconn.h')
-rw-r--r--storage/connect/cmgoconn.h121
1 files changed, 121 insertions, 0 deletions
diff --git a/storage/connect/cmgoconn.h b/storage/connect/cmgoconn.h
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+/***********************************************************************/
+/* CMgoConn.h : header file for the MongoDB connection classes. */
+/***********************************************************************/
+
+/***********************************************************************/
+/* Include MongoDB library header files. */
+/***********************************************************************/
+#include <bson.h>
+#include <bcon.h>
+#include <mongoc.h>
+
+// C connection to a MongoDB data source
+class TDBCMG;
+class MGOCOL;
+
+/***********************************************************************/
+/* Include MongoDB library header files. */
+/***********************************************************************/
+typedef class INCOL *PINCOL;
+typedef class MGODEF *PMGODEF;
+typedef class TDBCMG *PTDBCMG;
+typedef class MGOCOL *PMGOCOL;
+
+typedef struct mongo_parms {
+ PTDB Tdbp;
+ PCSZ Uristr; // Driver URI
+ PCSZ Db_name;
+ PCSZ Coll_name;
+ PCSZ Options;
+ PCSZ Filter;
+ PCSZ Line;
+ bool Pipe;
+} CMGOPARM, *PCPARM;
+
+typedef struct KEYCOL {
+ KEYCOL *Next;
+ PINCOL Incolp;
+ PCOL Colp;
+ char *Key;
+ bool Array;
+} *PKC;
+
+typedef struct _path_list *PTHP;
+
+typedef struct _path_list {
+ PSZ Path;
+ PSZ Name;
+ PTHP Next;
+} PTH;
+
+/***********************************************************************/
+/* Used when inserting values in a MongoDB collection. */
+/***********************************************************************/
+class INCOL : public BLOCK {
+public:
+ // Constructor
+ INCOL(void) { Child = bson_new(); Klist = NULL; }
+
+ // Methods
+ void AddCol(PGLOBAL g, PCOL colp, char *jp);
+ void Init(void);
+ void Destroy(void);
+
+ //Members
+ bson_t *Child;
+ PKC Klist;
+}; // end of INCOL;
+
+/***********************************************************************/
+/* CMgoConn class. */
+/***********************************************************************/
+class CMgoConn : public BLOCK {
+ friend class TDBCMG;
+ friend class CMGDISC;
+public:
+ // Constructor
+ CMgoConn(PGLOBAL g, PCPARM pcg);
+
+ //static void *mgo_alloc(size_t n);
+ //static void *mgo_calloc(size_t n, size_t sz);
+ //static void *mgo_realloc(void *m, size_t n);
+ //static void mgo_free(void *) {}
+
+ // Implementation
+ bool IsConnected(void) { return m_Connected; }
+ bool Connect(PGLOBAL g);
+ int CollSize(PGLOBAL g);
+ void CMgoConn::Project(PGLOBAL g, PSTRG s);
+ bool MakeCursor(PGLOBAL g);
+ int ReadNext(PGLOBAL g);
+ PSZ GetDocument(PGLOBAL g);
+ void ShowDocument(bson_iter_t *iter, const bson_t *doc, const char *k);
+ void MakeColumnGroups(PGLOBAL g);
+ bool DocWrite(PGLOBAL g, PINCOL icp);
+ int Write(PGLOBAL g);
+ bool DocDelete(PGLOBAL g);
+ void Rewind(void);
+ void Close(void);
+ PSZ Mini(PGLOBAL g, PCOL colp, const bson_t *bson, bool b);
+ void GetColumnValue(PGLOBAL g, PCOL colp);
+ bool AddValue(PGLOBAL g, PCOL colp, bson_t *doc, char *key, bool upd);
+ static void mongo_init(bool init);
+
+protected:
+ // Members
+ PCPARM Pcg;
+ mongoc_uri_t *Uri;
+//mongoc_client_pool_t *Pool; // Thread safe client pool
+ mongoc_client_t *Client; // The MongoDB client
+ mongoc_database_t *Database; // The MongoDB database
+ mongoc_collection_t *Collection; // The MongoDB collection
+ mongoc_cursor_t *Cursor;
+ const bson_t *Document;
+ bson_t *Query; // MongoDB cursor filter
+ bson_t *Opts; // MongoDB cursor options
+ bson_error_t Error;
+ PINCOL Fpc; // To insert INCOL classes
+ PFBLOCK fp;
+ bool m_Connected;
+ static bool IsInit;
+}; // end of class CMgoConn