com.bigdata.io

Class ByteCountInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

com.bigdata.io.ByteCountInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class ByteCountInputStream
extends FilterInputStream

Input stream which reports the #of bytes read from the underlying stream.

Note: All read methods MUST be overridden if you subclass this filter as it overrides them all for better performance.

Version:

$Id$ TODO test suite.

Author:

Bryan Thompson

Constructor Summary

Constructors

Constructor and Description
ByteCountInputStream(InputStream in)

Method Summary

Methods

Modifier and Type	Method and Description
int	getNRead() The #of bytes read from the underlying stream.
int	read()
int	read(byte[] a)
int	read(byte[] a, int off, int len)

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteCountInputStream

public ByteCountInputStream(InputStream in)

Parameters:

in -

Method Detail

getNRead

public int getNRead()

The #of bytes read from the underlying stream.

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

public int read(byte[] a)
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

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

Overrides:

read in class FilterInputStream

Throws:

IOException