org.jpos.iso
Class IF_UNUSED

java.lang.Object
  org.jpos.iso.ISOFieldPackager
      org.jpos.iso.IF_UNUSED

public class IF_UNUSED
extends ISOFieldPackager

IF_UNUSED acts as a filler for unused elements of a message packager. Packing or unpacking with this packager throws an ISOException. Use IF_NOP if you don't want an exception thrown.

Version:

$Id$

Author:

jonathan.oconnor@xcom.de

See Also:

ISOComponent, IF_NOP

Field Summary

Fields inherited from class org.jpos.iso.ISOFieldPackager

pad

Constructor Summary

IF_UNUSED()

Method Summary

int	getMaxPackedLength()
byte[]	pack(ISOComponent c)
int	unpack(ISOComponent c, byte[] b, int offset)

Methods inherited from class org.jpos.iso.ISOFieldPackager

createComponent, getDescription, getLength, pack, readBytes, setDescription, setLength, setPad, unpack

Methods inherited from class java.lang.Object

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

Constructor Detail

IF_UNUSED

public IF_UNUSED()

Parameters:

len - - field len

description - symbolic descrption

Method Detail

pack

public byte[] pack(ISOComponent c)
            throws ISOException

Specified by:

pack in class ISOFieldPackager

Parameters:

c - - a component

Returns:

packed component

Throws:

ISOException

unpack

public int unpack(ISOComponent c,
                  byte[] b,
                  int offset)
           throws ISOException

Specified by:

unpack in class ISOFieldPackager

Parameters:

c - - the Component to unpack

b - - binary image

offset - - starting offset within the binary image

Returns:

consumed bytes

Throws:

ISOException

getMaxPackedLength

public int getMaxPackedLength()

Specified by:

getMaxPackedLength in class ISOFieldPackager