Java tutorial
/* * 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.commons.lang3.concurrent; /** * <p> * An exception class used for reporting error conditions related to accessing * data of background tasks. * </p> * <p> * The purpose of this exception class is analogous to the default JDK exception * class {@link java.util.concurrent.ExecutionException}, i.e. it wraps an * exception that occurred during the execution of a task. However, in contrast * to {@code ExecutionException}, it wraps only checked exceptions. Runtime * exceptions are thrown directly. * </p> * * @since 3.0 * @version $Id$ */ public class ConcurrentException extends Exception { /** * The serial version UID. */ private static final long serialVersionUID = 6622707671812226130L; /** * Creates a new, uninitialized instance of {@code ConcurrentException}. */ protected ConcurrentException() { super(); } /** * Creates a new instance of {@code ConcurrentException} and initializes it * with the given cause. * * @param cause the cause of this exception * @throws IllegalArgumentException if the cause is not a checked exception */ public ConcurrentException(final Throwable cause) { super(ConcurrentUtils.checkedException(cause)); } /** * Creates a new instance of {@code ConcurrentException} and initializes it * with the given message and cause. * * @param msg the error message * @param cause the cause of this exception * @throws IllegalArgumentException if the cause is not a checked exception */ public ConcurrentException(final String msg, final Throwable cause) { super(msg, ConcurrentUtils.checkedException(cause)); } }