?? propertysetterexception.java
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/* * Copyright 1999-2005 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */package org.apache.log4j.config;/** * Thrown when an error is encountered whilst attempting to set a property * using the {@link PropertySetter} utility class. * * @author Anders Kristensen * @since 1.1 */public class PropertySetterException extends Exception { protected Throwable rootCause; public PropertySetterException(String msg) { super(msg); } public PropertySetterException(Throwable rootCause) { super(); this.rootCause = rootCause; } /** Returns descriptive text on the cause of this exception. */ public String getMessage() { String msg = super.getMessage(); if (msg == null && rootCause != null) { msg = rootCause.getMessage(); } return msg; }}
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