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 ***************************************************************************/
21 HashIndex
* Index::hIdx
= NULL
;
22 TreeIndex
* Index::tIdx
= NULL
;
23 long Index::usageCount
= 0;
25 Index
* Index::getIndex(IndexType type
)
27 if (type
== hashIndex
)
29 if (NULL
== hIdx
) hIdx
= new HashIndex();
31 }else if (type
== treeIndex
) {
32 if (NULL
== tIdx
) tIdx
= new TreeIndex();
41 if(!hIdx
) { delete hIdx
; hIdx
=NULL
; }
42 if(!tIdx
) { delete tIdx
; tIdx
=NULL
; }