| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.cocoon.components.expression; |
| |
| import java.io.IOException; |
| |
| import org.apache.avalon.framework.CascadingThrowable; |
| |
| /** |
| * @version $Id$ |
| */ |
| public class ExpressionException |
| extends IOException implements CascadingThrowable { |
| |
| /** |
| * The Throwable that caused this exception to be thrown. |
| */ |
| private final Throwable throwable; |
| |
| /** |
| * Construct a new <code>ExpressionException</code> instance. |
| * |
| * @param message the detail message for this exception. |
| */ |
| public ExpressionException(final String message) { |
| this(message, null); |
| } |
| |
| /** |
| * Construct a new <code>ExpressionException</code> instance. |
| * |
| * @param message the detail message for this exception. |
| * @param throwable the root cause of the exception. |
| */ |
| public ExpressionException(final String message, final Throwable throwable) { |
| super(message); |
| this.throwable = throwable; |
| } |
| |
| /** |
| * Retrieve the cause of the exception. |
| * |
| * @return the cause. |
| */ |
| public final Throwable getCause() { |
| return this.throwable; |
| } |
| } |