1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.log4j.config;
19
20 /***
21 * Thrown when an error is encountered whilst attempting to set a property
22 * using the {@link PropertySetter} utility class.
23 *
24 * @author Anders Kristensen
25 * @since 1.1
26 */
27 public class PropertySetterException extends Exception {
28 private static final long serialVersionUID = -1352613734254235861L;
29 protected Throwable rootCause;
30
31 public
32 PropertySetterException(String msg) {
33 super(msg);
34 }
35
36 public
37 PropertySetterException(Throwable rootCause)
38 {
39 super();
40 this.rootCause = rootCause;
41 }
42
43 /***
44 Returns descriptive text on the cause of this exception.
45 */
46 public
47 String getMessage() {
48 String msg = super.getMessage();
49 if (msg == null && rootCause != null) {
50 msg = rootCause.getMessage();
51 }
52 return msg;
53 }
54 }