1 /***************************************************************************
2 * Copyright (C) 2007 by www.databasecache.com *
3 * Contact: praba_tuty@databasecache.com *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 ***************************************************************************/
22 //used by FieldNameList
26 char fldName
[IDENTIFIER_LENGTH
];
47 isAutoIncrement_
=false;
50 char fldName_
[IDENTIFIER_LENGTH
];
54 //currently default value is supported for string and binary
55 //less than length 32 bytes
56 char defaultValueBuf_
[DEFAULT_VALUE_BUF_LENGTH
];
58 //used only in case of binding fields
65 bool isAutoIncrement_
;
66 //TODO::width and scale
81 FieldIterator(FieldNode
*ptr
) { iter
= ptr
; }
84 if (iter
== NULL
) return false; else return true;
86 FieldDef
* nextElement()
88 if (iter
== NULL
) { return NULL
;}
89 FieldNode
*node
= iter
;
91 return &(node
->fldDef
);
97 //Internal class used to implement the field list information
103 FieldList(){ head
= NULL
;}
105 //TODO::pass by reference instead of value
106 DbRetVal
append(FieldDef fDef
);
108 DbRetVal
remove(const char* fldName
);
110 DbRetVal
removeAll();
112 DbRetVal
updateBindVal(const char *fldName
, void *val
);
113 void * getBindField(const char *fldName
);
114 int getFieldOffset(const char *fldName
);
115 int getFieldOffset(int fldpos
);
117 //Returns position of field in the list:count starting from 1
118 int getFieldPosition(const char *fldName
);
120 DataType
getFieldType(const char *fldName
);
122 size_t getFieldLength(const char *fldName
);
124 DbRetVal
getFieldInfo(const char *fldName
, FieldInfo
*&info
);
128 FieldIterator
getIterator()
130 FieldIterator
iter(head
);