/* * Copyright (c) 1994, 2006, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package java.io; /** * Signals that an I/O exception of some sort has occurred. This * class is the general class of exceptions produced by failed or * interrupted I/O operations. * * @author  unascribed * @see     java.io.InputStream * @see     java.io.OutputStream * @since   JDK1.0 */publicclass IOException extends Exception {    static final long serialVersionUID = 7818375828146090155L;     /**     * Constructs an {@code IOException} with {@code null}     * as its error detail message.     */    public IOException() {        super();    }     /**     * Constructs an {@code IOException} with the specified detail message.     *     * @param message     *        The detail message (which is saved for later retrieval     *        by the {@link #getMessage()} method)     */    public IOException(String message) {        super(message);    }     /**     * Constructs an {@code IOException} with the specified detail message     * and cause.     *     * <p> Note that the detail message associated with {@code cause} is     * <i>not</i> automatically incorporated into this exception's detail     * message.     *     * @param message     *        The detail message (which is saved for later retrieval     *        by the {@link #getMessage()} method)     *     * @param cause     *        The cause (which is saved for later retrieval by the     *        {@link #getCause()} method).  (A null value is permitted,     *        and indicates that the cause is nonexistent or unknown.)     *     * @since 1.6     */    public IOException(String message, Throwable cause) {        super(message, cause);    }     /**     * Constructs an {@code IOException} with the specified cause and a     * detail message of {@code (cause==null ? null : cause.toString())}     * (which typically contains the class and detail message of {@code cause}).     * This constructor is useful for IO exceptions that are little more     * than wrappers for other throwables.     *     * @param cause     *        The cause (which is saved for later retrieval by the     *        {@link #getCause()} method).  (A null value is permitted,     *        and indicates that the cause is nonexistent or unknown.)     *     * @since 1.6     */    public IOException(Throwable cause) {        super(cause);    }}