InputStream « Stream for Input « File Stream

java.io.InputStream is the superclass of all classes representing an input stream of bytes.

Return	Method	Summary
int	available()	Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.
void	close()	Closes this input stream and releases any system resources associated with the stream.
void	mark(int readlimit)	Marks the current position.
boolean	markSupported()	if this input stream supports the mark and reset methods.
abstract	int read()	Reads the next byte.
int	read(byte[] b)	Reads some number of bytes and stores them into the buffer array b.
int	read(byte[] b, int off, int len)	Reads up to len bytes of data into an array of bytes.
void	reset()	Repositions this stream to the position at the time the mark method was last called.
long	skip(long n)	Skips over and discards n bytes.