01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.test.nativequery.cats;
22:
23: import com.db4o.*;
24: import com.db4o.query.*;
25:
26: public abstract class SodaCatPredicate extends Predicate {
27:
28: private int _count;
29:
30: public void sodaQuery(ObjectContainer oc) {
31: Query q = oc.query();
32: q.constrain(Cat.class);
33: constrain(q);
34: q.execute();
35: }
36:
37: public abstract void constrain(Query q);
38:
39: public void setCount(int count) {
40: _count = count;
41: }
42:
43: public int lower() {
44: return _count / 2 - 1;
45: }
46:
47: public int upper() {
48: return _count / 2 + 1;
49: }
50:
51: }
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