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


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56
57 package org.objectstyle.cayenne.exp.parser;
58
59 import org.objectstyle.cayenne.exp.Expression;
60 import org.objectstyle.cayenne.util.ConversionUtil;
61
62 /**
63  * "Not like, ignore case" expression.
64  *
65  * @author Andrei Adamchik
66  */
67 public class ASTNotLikeIgnoreCase extends PatternMatchNode {
68     ASTNotLikeIgnoreCase(int id) {
69         super(id, true);
70     }
71
72     public ASTNotLikeIgnoreCase() {
73         super(ExpressionParserTreeConstants.JJTNOTLIKEIGNORECASE, true);
74     }
75
76     public ASTNotLikeIgnoreCase(ASTPath path, Object JavaDoc value) {
77         super(ExpressionParserTreeConstants.JJTNOTLIKEIGNORECASE, true);
78         jjtAddChild(path, 0);
79         jjtAddChild(new ASTScalar(value), 1);
80     }
81
82     protected Object JavaDoc evaluateNode(Object JavaDoc o) throws Exception JavaDoc {
83         int len = jjtGetNumChildren();
84         if (len != 2) {
85             return Boolean.FALSE;
86         }
87
88         String JavaDoc s1 = ConversionUtil.toString(evaluateChild(0, o));
89         if (s1 == null) {
90             return Boolean.FALSE;
91         }
92
93         return matchPattern(s1) ? Boolean.FALSE : Boolean.TRUE;
94     }
95
96     /**
97      * Creates a copy of this expression node, without copying children.
98      */
99     public Expression shallowCopy() {
100         return new ASTNotLikeIgnoreCase(id);
101     }
102
103     protected String JavaDoc getExpressionOperator(int index) {
104         return "not likeIgnoreCase";
105     }
106
107     public int getType() {
108         return Expression.NOT_LIKE_IGNORE_CASE;
109     }
110 }
111
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