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Java > Open Source Codes > org > apache > slide > search > basic > expression > NotPropContainsExpression


1 /*
2  * $Header: /home/cvs/jakarta-slide/src/share/org/apache/slide/search/basic/expression/NotPropContainsExpression.java,v 1.4 2004/07/28 09:34:49 ib Exp $
3  * $Revision: 1.4 $
4  * $Date: 2004/07/28 09:34:49 $
5  *
6  * ====================================================================
7  *
8  * Copyright 1999 The Apache Software Foundation
9  *
10  * Licensed under the Apache License, Version 2.0 (the "License");
11  * you may not use this file except in compliance with the License.
12  * You may obtain a copy of the License at
13  *
14  * http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing, software
17  * distributed under the License is distributed on an "AS IS" BASIS,
18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19  * See the License for the specific language governing permissions and
20  * limitations under the License.
21  *
22  */
23
24 package org.apache.slide.search.basic.expression;
25
26 import org.apache.slide.search.InvalidQueryException;
27 import org.apache.slide.search.basic.ComparableResource;
28 import org.apache.slide.search.basic.ComparableResourcesPool;
29 import org.apache.slide.search.basic.Literals;
30 import org.jdom.Element;
31
32 /**
33  * Represents a <code>not-propcontains</code> expression.
34  *
35  * @version $Revision: 1.4 $
36  *
37  **/
38 public class NotPropContainsExpression extends PropContainsExpression {
39     
40     /**
41      * Creates a <code>not-propcontains</code> expression according to Element e.
42      *
43      * @param e jdom element, that describes the expression
44      * @param requestedResourcesPool the pool of resources to apply the expression to.
45      */
46     public NotPropContainsExpression (Element e, ComparableResourcesPool requestedResourcesPool) throws InvalidQueryException {
47         super(e, requestedResourcesPool);
48     }
49        
50     /**
51      * Checks if the content of item contains searchedText
52      *
53      * @param item the reuquestedResource to be searched
54      *
55      * @return a boolean
56      *
57      */
58     protected boolean compare (ComparableResource item) {
59         return item.isDefined(comparedProperty.property,
60                               comparedProperty.propNamespace)
61             && (!super.compare(item));
62     }
63     
64
65     /**
66      * For debugging purpose.
67      *
68      * @return This expression as string
69      *
70      */
71     public String JavaDoc toString () {
72         return super.toString (Literals.NOT_PROPCONTAINS);
73     }
74 }
75
76
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