1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package java.io; 19 20 /** 21 * Signals a general, I/O-related error. Error details may be specified when 22 * calling the constructor, as usual. Note there are also several subclasses of 23 * this class for more specific error situations, such as 24 * {@link FileNotFoundException} or {@link EOFException}. 25 */ 26 public class IOException extends Exception { 27 28 private static final long serialVersionUID = 7818375828146090155L; 29 30 /** 31 * Constructs a new {@code IOException} with its stack trace filled in. 32 */ IOException()33 public IOException() { 34 super(); 35 } 36 37 /** 38 * Constructs a new {@code IOException} with its stack trace and detail 39 * message filled in. 40 * 41 * @param detailMessage 42 * the detail message for this exception. 43 */ IOException(String detailMessage)44 public IOException(String detailMessage) { 45 super(detailMessage); 46 } 47 48 /** 49 * Constructs a new instance of this class with detail message and cause 50 * filled in. 51 * 52 * @param message 53 * The detail message for the exception. 54 * @param cause 55 * The detail cause for the exception. 56 * @since 1.6 57 */ IOException(String message, Throwable cause)58 public IOException(String message, Throwable cause) { 59 super(message, cause); 60 } 61 62 /** 63 * Constructs a new instance of this class with its detail cause filled in. 64 * 65 * @param cause 66 * The detail cause for the exception. 67 * @since 1.6 68 */ IOException(Throwable cause)69 public IOException(Throwable cause) { 70 super(cause == null ? null : cause.toString(), cause); 71 } 72 } 73