Java IO總結

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一、IO的類型

面向位元組的流，面向字元的流

 

二、面向位元組的流（1）InputStream

FileInputStream

FilterInputStream           

-BufferedInputStream

-DataInputStream

-PushbackInputStream    回退流 unread()

ObjectInputStream

PipedInputStream

ByteArrayInputStream

SequenceInputStream          合并流

StringBufferInputStream       過時的類，使用ByteArrayInputStream代替

 

（2）OutputStream

FileOutputStream

FilterOutputStream           

-BufferedOutputStream

-DataOutputStream

-PrintStream     

ObjectOutputStream

PipedOutputStream

ByteArrayOutputStream

 

三、字元流（1）Reader

BufferedReader

-LineNumberReader

InputStreamReader

-FileReader

StringReader

PipedReader

CharArrayReader

FilterReader

-PushbackReader

（2）Writer

BufferedWriter

OutputStreamWriter

-FileWriter

StringWriter

PipedWriter

CharArrayWriter

FilterWriter

PrintWriter

Java IO總結