1 /* 2 * Copyright (c) 1994, 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.io; 27 28 /** 29 * Signals that an I/O exception of some sort has occurred. This 30 * class is the general class of exceptions produced by failed or 31 * interrupted I/O operations. 32 * 33 * @author unascribed 34 * @see java.io.InputStream 35 * @see java.io.OutputStream 36 * @since JDK1.0 37 */ 38 public 39 class IOException extends Exception { 40 static final long serialVersionUID = 7818375828146090155L; 41 42 /** 43 * Constructs an {@code IOException} with {@code null} 44 * as its error detail message. 45 */ IOException()46 public IOException() { 47 super(); 48 } 49 50 /** 51 * Constructs an {@code IOException} with the specified detail message. 52 * 53 * @param message 54 * The detail message (which is saved for later retrieval 55 * by the {@link #getMessage()} method) 56 */ IOException(String message)57 public IOException(String message) { 58 super(message); 59 } 60 61 /** 62 * Constructs an {@code IOException} with the specified detail message 63 * and cause. 64 * 65 * <p> Note that the detail message associated with {@code cause} is 66 * <i>not</i> automatically incorporated into this exception's detail 67 * message. 68 * 69 * @param message 70 * The detail message (which is saved for later retrieval 71 * by the {@link #getMessage()} method) 72 * 73 * @param cause 74 * The cause (which is saved for later retrieval by the 75 * {@link #getCause()} method). (A null value is permitted, 76 * and indicates that the cause is nonexistent or unknown.) 77 * 78 * @since 1.6 79 */ IOException(String message, Throwable cause)80 public IOException(String message, Throwable cause) { 81 super(message, cause); 82 } 83 84 /** 85 * Constructs an {@code IOException} with the specified cause and a 86 * detail message of {@code (cause==null ? null : cause.toString())} 87 * (which typically contains the class and detail message of {@code cause}). 88 * This constructor is useful for IO exceptions that are little more 89 * than wrappers for other throwables. 90 * 91 * @param cause 92 * The cause (which is saved for later retrieval by the 93 * {@link #getCause()} method). (A null value is permitted, 94 * and indicates that the cause is nonexistent or unknown.) 95 * 96 * @since 1.6 97 */ IOException(Throwable cause)98 public IOException(Throwable cause) { 99 super(cause); 100 } 101 } 102