1 /*
2 * Copyright 2004-2009 the original author or authors.
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
17 package org.springmodules.validation.valang.predicates;
18
19 import org.springmodules.validation.valang.functions.Function;
20
21 /**
22 * Tests if a value is not equal to another.
23 *
24 * @author David Winterfeldt
25 */
26 public class NotEqualsTestPredicate extends EqualsTestPredicate {
27
28 /**
29 * <p>Constructor taking two functions and an operator.
30 *
31 * @param leftFunction the left function
32 * @param operator the operator.
33 */
34 public NotEqualsTestPredicate(Function leftFunction, Operator operator, Function rightFunction, int line, int column) {
35 super(leftFunction, operator, rightFunction, line, column);
36 }
37
38
39 /**
40 * <p>The evaluate method takes the result of both functions and tests with the operator.
41 *
42 * @param target The target bean.
43 * @return boolean Whether or not the test passed.
44 */
45 public boolean evaluate(Object target) {
46 return !super.evaluate(target);
47 }
48
49 }