com.google.common.io
Class CountingInputStream

java.lang.Object
  extended by java.io.InputStream
      extended by java.io.FilterInputStream
          extended by com.google.common.io.CountingInputStream
All Implemented Interfaces:
Closeable

public class CountingInputStream
extends FilterInputStream

An InputStream that counts the number of bytes read.

Since:
2009.09.15 tentative
Author:
Chris Nokleberg

Field Summary
 
Fields inherited from class java.io.FilterInputStream
in
 
Constructor Summary
CountingInputStream(InputStream in)
          Wraps another input stream, counting the number of bytes read.
 
Method Summary
 long getCount()
          Returns the number of bytes read.
 void mark(int readlimit)
           
 int read()
           
 int read(byte[] b, int off, int len)
           
 void reset()
           
 long skip(long n)
           
 
Methods inherited from class java.io.FilterInputStream
available, close, markSupported, read
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

CountingInputStream

public CountingInputStream(InputStream in)
Wraps another input stream, counting the number of bytes read.

Parameters:
in - the input stream to be wrapped
Method Detail

getCount

public long getCount()
Returns the number of bytes read.


read

public int read()
         throws IOException
Overrides:
read in class FilterInputStream
Throws:
IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException
Overrides:
read in class FilterInputStream
Throws:
IOException

skip

public long skip(long n)
          throws IOException
Overrides:
skip in class FilterInputStream
Throws:
IOException

mark

public void mark(int readlimit)
Overrides:
mark in class FilterInputStream

reset

public void reset()
           throws IOException
Overrides:
reset in class FilterInputStream
Throws:
IOException