| Reads the next byte of data from this input stream. The value
byte is returned as an int in the range
0 to 255 . If no byte is available
because the end of the stream has been reached, the value
-1 is returned. This method blocks until input data
is available, the end of the stream is detected, or an exception
is thrown.
the next byte of data, or -1 if the end of thestream is reached. exception: IOException - if an I/O error occurs. |