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     }
35 
36     /**
37      * Constructs a new {@code IOException} with its stack trace and detail
38      * message filled in.
39      *
40      * @param detailMessage
41      *            the detail message for this exception.
42      */
IOException(String detailMessage)43     public IOException(String detailMessage) {
44         super(detailMessage);
45     }
46 
47     /**
48      * Constructs a new instance of this class with detail message and cause
49      * filled in.
50      *
51      * @param message
52      *            The detail message for the exception.
53      * @param cause
54      *            The detail cause for the exception.
55      * @since 1.6
56      */
IOException(String message, Throwable cause)57     public IOException(String message, Throwable cause) {
58         super(message, cause);
59     }
60 
61     /**
62      * Constructs a new instance of this class with its detail cause filled in.
63      *
64      * @param cause
65      *            The detail cause for the exception.
66      * @since 1.6
67      */
IOException(Throwable cause)68     public IOException(Throwable cause) {
69         super(cause == null ? null : cause.toString(), cause);
70     }
71 }
72