01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.myfaces.shared_impl.util;
20:
21: /**
22: * @author Mathias Broekelmann (latest modification by $Author: mbr $)
23: * @version $Revision: 517400 $ $Date: 2007-03-12 22:16:19 +0100 (Mo, 12 Mrz 2007) $
24: */
25: public class Assert {
26: public static void notNull(Object value) {
27: if (value == null)
28: throw new NullPointerException("The instance is null.");
29: }
30:
31: public static void notNull(Object value, String fieldName) {
32: if (value == null)
33: throw new NullPointerException(fieldName + " is null.");
34: }
35: }
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