这是“官方”的说明。
java.io
类 IOException
java.lang.Object
java.lang.Throwable
java.lang.Exception
java.io.IOException
所有已实现的接口:
Serializable
直接已知子类:
ChangedCharSetException, CharacterCodingException, CharConversionException, ClosedChannelException, EOFException, FileLockInterruptionException, FileNotFoundException, FilerException, HttpRetryException, IIOException, InterruptedIOException, InvalidPropertiesFormatException, JMXProviderException, JMXServerErrorException, MalformedURLException, ObjectStreamException, ProtocolException, RemoteException, SaslException, SocketException, SSLException, SyncFailedException, UnknownHostException, UnknownServiceException, UnsupportedDataTypeException, UnsupportedEncodingException, UTFDataFormatException, ZipException
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