IO流

字符流

Reader

  • BufferedReader
  • InputStreamReader
    • FileReader
  • StringReader
  • PipedReader
  • ByteArrayReader
  • FilterReader
    • PushbackReader

Writer

  • BufferedWriter
  • InputStreamWriter
    • FileWriter
  • StringWriter
  • PipedWriter
  • CharArrayWriter
  • FilterWriter

字节流

InputStream

  • FileInputStream
  • FilterInputStream
    • BufferedInputStream
    • DataInputStream
    • PushbakInputStream
  • ObjectInputStream
  • PipeInputStream
  • SequenceInputStream
  • ByteArrayInputStream

OutputStream

  • FileOutputStream
  • FilterOutputStream
    • BufferedOutputStream
    • DataOutputStream
    • PrintStream
  • ObjectOutputStream
  • PipeOutputStream
  • ByteArrayOutputStream