net.sourceforge.jtds.util
Class KnownLengthInputStream

java.lang.Object
  |
  +--java.io.InputStream
        |
        +--java.io.FilterInputStream
              |
              +--net.sourceforge.jtds.util.KnownLengthInputStream

public class KnownLengthInputStream

extends java.io.FilterInputStream

An input stream that will continue to read until the expected number of bytes has been read.

Version:

$Id: KnownLengthInputStream.java,v 1.1 2005/01/04 17:13:04 alin_sinpalean Exp $

Author:

Rob Worsnop

Fields inherited from class java.io.FilterInputStream

in

Fields inherited from class java.io.InputStream

SKIP_BUFFER_SIZE, skipBuffer

Constructor Summary

KnownLengthInputStream(java.io.InputStream in)
Constructs an object around an existing stream.

Method Summary

int	read(byte[] b, int off, int len) Reads exactly len bytes from the stream.

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

KnownLengthInputStream

public KnownLengthInputStream(java.io.InputStream in)

Constructs an object around an existing stream.

Parameters:

in - the existing stream

Method Detail

read

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

Reads exactly len bytes from the stream.

Overrides:

read in class java.io.FilterInputStream

Parameters:

b - the buffer to hold the read bytes

off - the offset within the buffer

len - the number of bytes to read

Returns:

the number of bytes read (always same as len)