1 /*
2 * Copyright 2004-2005 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 * use this file except in compliance with the License. You may obtain a copy of
6 * 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, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16 package net.sf.composite.util;
17
18 /***
19 * Assertions useful in the implementation of method argument checking.
20 *
21 * @author Matt Sgarlata
22 * @since Apr 18, 2005
23 */
24 public abstract class Assert {
25
26 public static void notNull(Object object, String parameterName) {
27 if (object == null) {
28 throw new IllegalArgumentException("You must supply a non-empty " + parameterName);
29 }
30 }
31
32 public static void notEmpty(Object object, String parameterName) {
33 if (object == null) {
34 throw new IllegalArgumentException("You must supply a non-empty " + parameterName);
35 }
36 }
37
38 }