Package org.subethamail.smtp.io

Class DotUnstuffingInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

org.subethamail.smtp.io.DotUnstuffingInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class DotUnstuffingInputStream
extends FilterInputStream

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

Field Summary

Fields

Modifier and Type	Field	Description
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

Constructors

Constructor	Description
DotUnstuffingInputStream(InputStream in)

Method Summary

Modifier and Type	Method	Description
InputStream	getBaseStream()	Provide access to the base input stream.
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.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Field Details

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 Details

DotUnstuffingInputStream

public DotUnstuffingInputStream(InputStream in)

Method Details

read

public int read()
         throws IOException

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

Overrides:

read in class FilterInputStream

Returns:

the byte read from the stream

Throws:

IOException

read

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

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

Overrides:

read in class 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:

IOException

getBaseStream

public InputStream getBaseStream()

Provide access to the base input stream.