com.bigdata.io
Class ByteCountInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          com.bigdata.io.ByteCountInputStream

All Implemented Interfaces:

Closeable

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: ByteCountInputStream.java 4582 2011-05-31 19:12:53Z thompsonbry $ TODO test suite.

Author:

Bryan Thompson

Constructor Summary

ByteCountInputStream(InputStream in)

Method Summary

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