org.jboss.axis.attachments
Class DimeDelimitedInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.jboss.axis.attachments.DimeDelimitedInputStream

All Implemented Interfaces:

Closeable

public class DimeDelimitedInputStream
extends FilterInputStream

This class takes the input stream and turns it multiple streams. DIME version 0 format

 0                   1                   2                   3
 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  ---
 | VERSION |B|E|C| TYPE_T| OPT_T |         OPTIONS_LENGTH        |   A
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 |          ID_LENGTH          |             TYPE_LENGTH         |   Always present 12 bytes
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+   even on chunked data.
 |                          DATA_LENGTH                          |   V
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  ---
 |                                                               /
 /                       OPTIONS + PADDING                       /
 /                     (absent for version 0)                    |
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 |                                                               /
 /                        ID + PADDING                           /
 /                                                               |
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 |                                                               /
 /                        TYPE + PADDING                         /
 /                                                               |
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 |                                                               /
 /                        DATA + PADDING                         /
 /                                                               |
 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 

Author:

Rick Rineholt

Field Summary

protected static int	streamCount
protected IOException	streamInError
protected int	streamNo

Fields inherited from class java.io.FilterInputStream

in

Method Summary

protected int	_read(byte[] b, int off, int len)
int	available()
void	close() Closes the stream.
protected void	finalClose()
String	getContentId() Get the id for this stream part.
DimeTypeNameFormat	getDimeTypeNameFormat() Read from the boundary delimited stream.
String	getType() get type.
void	mark(int readlimit) mark the stream.
boolean	markSupported() markSupported return false;
protected static int	newStreamNo()
int	read() Read from the boundary delimited stream.
int	read(byte[] b) Read from the delimited stream.
int	read(byte[] b, int off, int len) Read from the DIME stream.
void	reset() reset the stream.

Methods inherited from class java.io.FilterInputStream

skip

Methods inherited from class java.lang.Object

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

Field Detail

streamNo

protected int streamNo

streamInError

protected IOException streamInError

streamCount

protected static int streamCount

Method Detail

newStreamNo

protected static int newStreamNo()

getContentId

public String getContentId()

Get the id for this stream part.

Returns:

the id;

getDimeTypeNameFormat

public DimeTypeNameFormat getDimeTypeNameFormat()

Read from the boundary delimited stream.

Parameters:

b - is the array to read into.

off - is the offset

Returns:

the number of bytes read. -1 if endof stream.

getType

public String getType()

get type.

Parameters:

b - is the array to read into.

off - is the offset

Returns:

the number of bytes read. -1 if endof stream.

read

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

Read from the DIME stream.

Overrides:

read in class FilterInputStream

Parameters:

b - is the array to read into.

off - is the offset

Returns:

the number of bytes read. -1 if endof stream.

Throws:

IOException

_read

protected int _read(byte[] b,
                    int off,
                    int len)
             throws IOException

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Read from the delimited stream.

Overrides:

read in class FilterInputStream

Parameters:

b - is the array to read into. Read as much as possible into the size of this array.

Returns:

the number of bytes read. -1 if endof stream.

Throws:

IOException

read

public int read()
         throws IOException

Read from the boundary delimited stream.

Overrides:

read in class FilterInputStream

Returns:

The byte read, or -1 if endof stream.

Throws:

IOException

close

public void close()
           throws IOException

Closes the stream.

Specified by:

close in interface Closeable

Overrides:

close in class FilterInputStream

Throws:

IOException

mark

public void mark(int readlimit)

mark the stream. This is not supported.

Overrides:

mark in class FilterInputStream

reset

public void reset()
           throws IOException

reset the stream. This is not supported.

Overrides:

reset in class FilterInputStream

Throws:

IOException

markSupported

public boolean markSupported()

markSupported return false;

Overrides:

markSupported in class FilterInputStream

available

public int available()
              throws IOException

Overrides:

available in class FilterInputStream

Throws:

IOException

finalClose

protected void finalClose()
                   throws IOException

Throws:

IOException