org.apache.james.util
Class DotStuffingInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.apache.james.util.DotStuffingInputStream

All Implemented Interfaces:

java.io.Closeable

public class DotStuffingInputStream
extends java.io.FilterInputStream

Removes the dot-stuffing happening during the NNTP and SMTP message transfer

Field Summary

protected int[]

last An array to hold the last two bytes read off the stream.

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

DotStuffingInputStream(java.io.InputStream in)

Method Summary

int	read() Read through the stream, checking for '\r\n.'
int	read(byte[] b, int off, int len) Read through the stream, checking for '\r\n.'

Methods inherited from class java.io.FilterInputStream

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

Methods inherited from class java.lang.Object

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

Field Detail

last

protected int[] last

An array to hold the last two bytes read off the stream. This allows the stream to detect '\r\n' sequences even when they occur across read boundaries.

Constructor Detail

DotStuffingInputStream

public DotStuffingInputStream(java.io.InputStream in)

Method Detail

read

public int read()
         throws java.io.IOException

Read through the stream, checking for '\r\n.'

Overrides:

read in class java.io.FilterInputStream

Returns:

the byte read from the stream

Throws:

java.io.IOException

read

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

Read through the stream, checking for '\r\n.'

Overrides:

read in class java.io.FilterInputStream

Parameters:

b - the byte array into which the bytes will be read

off - the offset into the byte array where the bytes will be inserted

len - the maximum number of bytes to be read off the stream

Returns:

the number of bytes read

Throws:

java.io.IOException