IO流描述

IO流描述，主要分为字节流（Input Stream、Output Stream）和字符流（Reader Writer）两种。

IO流

• 字节流
  • InputStream
    • FileInputStream
    • PipedInputStream
    • ObjectInputStream
    • ByteArrayInputStream
    • SequenceInputStream
      • BufferedInputStream
      • DigestInputStream
      • DataInputStream
  • OutputStream
    • FileOutputStream
    • PipedOutputStream
    • ObjectOutputStream
    • ByteArrayOutputStream
    • FilterOutputStream
      • BufferedOutputStream
      • DigestOutputStream
      • DataOutputStream
      • PrintStream
• 字符流
  • Reader
    • InputStreamReader
      • FileReader
    • BufferedReader
    • FilterReader
    • PipedReader
    • StringReader
  • Writer
    • OutoutStreamWriter
      • FileWriter
    • BufferedWriter
    • CharArrayWriter
    • FilterWriter
    • PipedWriter
    • PrintWriter
    • StringWriter