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1   /*
2    *  Copyright 2006 Simon Raess
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 net.sf.beep4j.internal.util;
17  
18  public final class Assert {
19  	
20  	private Assert() {
21  		// hidden constructor
22  	}
23  	
24  	/**
25  	 * Asserts that the given value is not null. Throws an
26  	 * IllegalArgumentException if the value is null.
27  	 * 
28  	 * @param name the name of the value (e.g. a parameter name)
29  	 * @param value the value that must be null
30  	 */
31  	public static final void notNull(String name, Object value) {
32  		if (value == null) {
33  			throw new IllegalArgumentException(name + " cannot be null");
34  		}
35  	}
36  	
37  }