org.jpos.iso.packager
Class Base1SubFieldPackager

java.lang.Object
  org.jpos.iso.ISOBasePackager
      org.jpos.iso.packager.Base1SubFieldPackager

All Implemented Interfaces:

ISOPackager, LogSource

Direct Known Subclasses:

Base1Packager.F126Packager

public class Base1SubFieldPackager
extends ISOBasePackager

ISO 8583 v1987 BINARY Packager customized for VISA Base1 subfields

Version:

$Id$

Author:

Eoin Flood

See Also:

ISOPackager, ISOBasePackager, ISOComponent

Field Summary

Fields inherited from class org.jpos.iso.ISOBasePackager

fld, headerLength, logger, realm

Constructor Summary

Base1SubFieldPackager()

Method Summary

protected boolean	emitBitMap()
protected ISOFieldPackager	getBitMapfieldPackager()
protected int	getFirstField() usually 2 for normal fields, 1 for bitmap-less or ANSI X9.2
byte[]	pack(ISOComponent m) Pack the subfield into a byte array
int	unpack(ISOComponent m, byte[] b) Unpack a packed subfield into its corresponding ISOComponent

Methods inherited from class org.jpos.iso.ISOBasePackager

createISOMsg, getDescription, getFieldDescription, getFieldPackager, getHeaderLength, getLogger, getMaxValidField, getRealm, setFieldPackager, setFieldPackager, setHeaderLength, setLogger, unpack

Methods inherited from class java.lang.Object

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

Constructor Detail

Base1SubFieldPackager

public Base1SubFieldPackager()

Method Detail

emitBitMap

protected boolean emitBitMap()

Overrides:

emitBitMap in class ISOBasePackager

Returns:

true if BitMap have to be emited

getFirstField

protected int getFirstField()

Description copied from class: ISOBasePackager

usually 2 for normal fields, 1 for bitmap-less or ANSI X9.2

Overrides:

getFirstField in class ISOBasePackager

Returns:

first valid field

getBitMapfieldPackager

protected ISOFieldPackager getBitMapfieldPackager()

Overrides:

getBitMapfieldPackager in class ISOBasePackager

Returns:

suitable ISOFieldPackager for Bitmap

unpack

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

Unpack a packed subfield into its corresponding ISOComponent

Specified by:

unpack in interface ISOPackager

Overrides:

unpack in class ISOBasePackager

Parameters:

m - the Container of this message

b - ISO message image

Returns:

consumed bytes

Throws:

ISOException - on error

pack

public byte[] pack(ISOComponent m)
            throws ISOException

Pack the subfield into a byte array

Specified by:

pack in interface ISOPackager

Overrides:

pack in class ISOBasePackager

Parameters:

m - the Component to pack

Returns:

Message image

Throws:

ISOException - on error