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Java > Open Source Codes > org > outerj > daisy > query > model > Eq


1 /*
2  * Copyright 2004 Outerthought bvba and Schaubroeck nv
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */

16 package org.outerj.daisy.query.model;
17
18 public class Eq extends UnaryPredicateExpr {
19
20     public Eq(ValueExpr valueExpr1, ValueExpr valueExpr2) {
21         super(valueExpr1, valueExpr2);
22     }
23
24     protected boolean evaluate(Object JavaDoc value1, Object JavaDoc value2) {
25         return value1.equals(value2);
26     }
27
28     protected final String JavaDoc getOperatorSqlSymbol() {
29         return " = ";
30     }
31
32     protected boolean makesSenseForNonOrderedValues() {
33         return true;
34     }
35 }
36
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