Package eu.woolplatform.utils.io

Class CountingInputStream

java.lang.Object

java.io.InputStream

eu.woolplatform.utils.io.CountingInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class CountingInputStream
extends InputStream

This input stream keeps track of the current position in an underlying input stream. It assumes that the current position in the underlying stream at construction is 0. The counting input stream does not support mark and reset.

Constructor Summary

Constructors

Constructor	Description
CountingInputStream(InputStream input)	Constructs a new counting input stream.

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
long	getPosition()	Returns the current position.
void	mark(int readlimit)
boolean	markSupported()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)

Methods inherited from class java.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

CountingInputStream

public CountingInputStream(InputStream input)

Constructs a new counting input stream.

Parameters:

input - the underlying stream at position 0

Method Detail

getPosition

public long getPosition()

Returns the current position.

Returns:

the current position

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

mark

public void mark(int readlimit)

Overrides:

mark in class InputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class InputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException