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


1 /*
2  * $Header: /home/cvs/jakarta-slide/src/share/org/apache/slide/search/basic/expression/NotContainsExpression.java,v 1.4 2004/07/28 09:34:50 ib Exp $
3  * $Revision: 1.4 $
4  * $Date: 2004/07/28 09:34:50 $
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.content.NodeProperty.NamespaceCache;
27 import org.apache.slide.search.InvalidQueryException;
28 import org.apache.slide.search.basic.ComparableResource;
29 import org.apache.slide.search.basic.ComparableResourcesPool;
30 import org.apache.slide.search.basic.Literals;
31 import org.jdom.Element;
32
33 /**
34  * Represents a <code>not-contains</code> expression.
35  *
36  * @version $Revision: 1.4 $
37  *
38  **/

39 public class NotContainsExpression extends ContainsExpression {
40     
41     /**
42      * Creates a <code>not-contains</code> expression according to Element e
43      *
44      * @param e jdom element, that describes the expression
45      * @param requestedResourcesPool the pool of resources to apply the expression to.
46      */

47     public NotContainsExpression (Element e, ComparableResourcesPool requestedResourcesPool) throws InvalidQueryException {
48         super(e, requestedResourcesPool);
49     }
50        
51     /**
52      * Checks if the content of item contains searchedText
53      *
54      * @param item the reuquestedResource to be searched
55      *
56      * @return a boolean
57      *
58      */

59     protected boolean compare (ComparableResource item) {
60         String JavaDoc resourceTypeValue =
61             (String JavaDoc) item.getThisValue (Literals.RESOURCETYPE, NamespaceCache.DEFAULT_URI);
62         boolean isCollection = resourceTypeValue.indexOf("collection") >= 0;
63
64         return !isCollection && !super.compare(item);
65     }
66     
67
68     /**
69      * For debugging purpose.
70      *
71      * @return This expression as string
72      *
73      */

74     public String JavaDoc toString () {
75         return (Literals.NOT_CONTAINS + " (" + searchedText + ")");
76     }
77 }
78
79
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