01: /*
02: * $Id: EntityJoinOperator.java,v 1.1 2003/11/05 12:08:00 jonesde Exp $
03: *
04: * Copyright (c) 2002 The Open For Business Project - www.ofbiz.org
05: *
06: * Permission is hereby granted, free of charge, to any person obtaining a
07: * copy of this software and associated documentation files (the "Software"),
08: * to deal in the Software without restriction, including without limitation
09: * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10: * and/or sell copies of the Software, and to permit persons to whom the
11: * Software is furnished to do so, subject to the following conditions:
12: *
13: * The above copyright notice and this permission notice shall be included
14: * in all copies or substantial portions of the Software.
15: *
16: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17: * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18: * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19: * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20: * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21: * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22: * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23: */
24:
25: package org.ofbiz.entity.condition;
26:
27: import org.ofbiz.entity.GenericEntity;
28:
29: /**
30: * Encapsulates operations between entities and entity fields. This is a immutable class.
31: *
32: *@author <a href='mailto:chris_maurer@altavista.com'>Chris Maurer</a>
33: *@author <a href="mailto:jonesde@ofbiz.org">David E. Jones</a>
34: *@author <a href="mailto:jaz@jflow.net">Andy Zeneski</a>
35: *@created Nov 5, 2001
36: *@version 1.0
37: */
38: public class EntityJoinOperator extends EntityOperator {
39:
40: protected boolean shortCircuitValue;
41:
42: protected EntityJoinOperator(int id, String code,
43: boolean shortCircuitValue) {
44: super (id, code);
45: this .shortCircuitValue = shortCircuitValue;
46: }
47:
48: public MatchResult join(EntityCondition condition,
49: GenericEntity entity) {
50: MatchResult result = new MatchResult();
51: result.matches = condition.entityMatches(entity);
52: if (result.matches == shortCircuitValue) {
53: result.shortCircuit = true;
54: }
55: return result;
56: }
57: }
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