java.lang
Interface Readable

All Known Implementing Classes:

BufferedReader, CharArrayBuffer, CharArrayReader, CharBuffer, CharSequenceAdapter, CharToByteBufferAdapter, FileReader, FilterReader, InputStreamReader, LineNumberReader, PipedReader, PushbackReader, Reader, ReadOnlyCharArrayBuffer, ReadWriteCharArrayBuffer, StringReader

public interface Readable

Readable marks that the implementing class provides character sequence. Readable gives a reference to character sequence from within itself to caller through a CharBuffer parameter of the read method.

Method Summary

int	read(CharBuffer cb) Reads the characters into the given CharBuffer.

Method Detail

read

int read(CharBuffer cb)
         throws IOException

Reads the characters into the given CharBuffer. The maximum number of characters read is CharBuffer.remaining().

Parameters:

cb - the buffer to be filled in by the characters read

Returns:

the number of characters actually read, or -1 if this Readable reaches its end

Throws:

IOException - if some I/O operations fail