lejos.nxt.comm
Class NXTInputStream

java.lang.Object
  java.io.InputStream
      lejos.nxt.comm.NXTInputStream

public class NXTInputStream
extends InputStream

Extends InputStream for BlueTooth; implements available()

Author:

Roger Glassey revised on june 23, 2007, modified for Bluetooth2

Method Summary

int	available() returns the number of bytes in the input buffer - can be read without blocking
void	close() the stream is restored to its original state - ready to receive more data.
int	read() Returns one byte as an integer between 0 and 255.

Methods inherited from class java.io.InputStream

mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

read

public int read()
         throws IOException

Returns one byte as an integer between 0 and 255. Returns -1 if the end of the stream is reached. Does not return till some bytes are available.

Specified by:

read in class InputStream

Returns:

the next byte of data, or -1 if the end of the stream is reached.

Throws:

IOException - if an I/O error occurs.

available

public int available()
              throws IOException

returns the number of bytes in the input buffer - can be read without blocking

Overrides:

available in class InputStream

Returns:

the number of bytes that can be read from this input stream without blocking.

Throws:

IOException - if an I/O error occurs.

close

public void close()

the stream is restored to its original state - ready to receive more data.

Overrides:

close in class InputStream