001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     * 
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     * 
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.io;
019    
020    import java.io.IOException;
021    
022    /**
023     * Subclasses IOException with the {@link Throwable} constructors missing before Java 6. If you are using Java 6,
024     * consider this class deprecated and use {@link IOException}.
025     * 
026     * @version $Id: IOExceptionWithCause.java 1304052 2012-03-22 20:55:29Z ggregory $
027     * @since 1.4
028     */
029    public class IOExceptionWithCause extends IOException {
030    
031        /**
032         * Defines the serial version UID.
033         */
034        private static final long serialVersionUID = 1L;
035    
036        /**
037         * Constructs a new instance with the given message and cause.
038         * <p>
039         * As specified in {@link Throwable}, the message in the given <code>cause</code> is not used in this instance's
040         * message.
041         * </p>
042         * 
043         * @param message
044         *            the message (see {@link #getMessage()})
045         * @param cause
046         *            the cause (see {@link #getCause()}). A <code>null</code> value is allowed.
047         */
048        public IOExceptionWithCause(String message, Throwable cause) {
049            super(message);
050            this.initCause(cause);
051        }
052    
053        /**
054         * Constructs a new instance with the given cause.
055         * <p>
056         * The message is set to <code>cause==null ? null : cause.toString()</code>, which by default contains the class
057         * and message of <code>cause</code>. This constructor is useful for call sites that just wrap another throwable.
058         * </p>
059         * 
060         * @param cause
061         *            the cause (see {@link #getCause()}). A <code>null</code> value is allowed.
062         */
063        public IOExceptionWithCause(Throwable cause) {
064            super(cause == null ? null : cause.toString());
065            this.initCause(cause);
066        }
067    
068    }