1 /**
2 * Copyright 2005-2012 The Kuali Foundation
3 *
4 * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
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.kuali.ole;
17
18 /**
19 * Kuali Rice ArcheType Help
20 * <p/>
21 * This is an example of a service implementation.
22 * <p/>
23 * An implementation of the ProductService that uses multiplication.
24 */
25 public class MultiplicationProductServiceImpl implements ProductService {
26 @Override
27 public Integer product(Integer left, Integer right) {
28 if (left == null) {
29 throw new IllegalArgumentException("left is null");
30 }
31
32 if (right == null) {
33 throw new IllegalArgumentException("right is null");
34 }
35
36 return left * right;
37 }
38 }