KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > cayenne > exp > parser > ASTNotLikeIgnoreCase


1 /*****************************************************************
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  ****************************************************************/
19
20
21 package org.apache.cayenne.exp.parser;
22
23 import org.apache.cayenne.exp.Expression;
24 import org.apache.cayenne.util.ConversionUtil;
25
26 /**
27  * "Not like, ignore case" expression.
28  *
29  * @author Andrus Adamchik
30  */
31 public class ASTNotLikeIgnoreCase extends PatternMatchNode {
32     ASTNotLikeIgnoreCase(int id) {
33         super(id, true);
34     }
35
36     public ASTNotLikeIgnoreCase() {
37         super(ExpressionParserTreeConstants.JJTNOTLIKEIGNORECASE, true);
38     }
39
40     public ASTNotLikeIgnoreCase(ASTPath path, Object JavaDoc value) {
41         super(ExpressionParserTreeConstants.JJTNOTLIKEIGNORECASE, true);
42         jjtAddChild(path, 0);
43         jjtAddChild(new ASTScalar(value), 1);
44     }
45
46     protected Object JavaDoc evaluateNode(Object JavaDoc o) throws Exception JavaDoc {
47         int len = jjtGetNumChildren();
48         if (len != 2) {
49             return Boolean.FALSE;
50         }
51
52         String JavaDoc s1 = ConversionUtil.toString(evaluateChild(0, o));
53         if (s1 == null) {
54             return Boolean.FALSE;
55         }
56
57         return matchPattern(s1) ? Boolean.FALSE : Boolean.TRUE;
58     }
59
60     /**
61      * Creates a copy of this expression node, without copying children.
62      */
63     public Expression shallowCopy() {
64         return new ASTNotLikeIgnoreCase(id);
65     }
66
67     protected String JavaDoc getExpressionOperator(int index) {
68         return "not likeIgnoreCase";
69     }
70
71     public int getType() {
72         return Expression.NOT_LIKE_IGNORE_CASE;
73     }
74 }
75
Popular Tags