org.jpos.iso
Class ISOBasePackager

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

All Implemented Interfaces:

ISOPackager, LogSource

Direct Known Subclasses:

Base1Packager, Base1Packager.F127Packager, Base1SubFieldPackager, BASE24Packager, EuroPackager, EuroSubFieldPackager, GenericPackager, ISO87APackager, ISO87APackagerBBitmap, ISO87BPackager, ISO93APackager, ISO93BPackager, ISOBaseValidatingPackager, PostPackager, PostPackager.PostPrivatePackager, VAPSMSPackager, VAPVIPPackager, VAPVIPPackager.F127Packager, X92Packager

public abstract class ISOBasePackager
extends Object
implements ISOPackager, LogSource

provides base functionality for the actual packagers

Author:

apr

Field Summary

protected ISOFieldPackager[]	fld
protected int	headerLength
protected Logger	logger
protected String	realm

Constructor Summary

ISOBasePackager()

Method Summary

ISOMsg	createISOMsg()
protected boolean	emitBitMap()
protected ISOFieldPackager	getBitMapfieldPackager()
String	getDescription()
String	getFieldDescription(ISOComponent m, int fldNumber)
ISOFieldPackager	getFieldPackager(int fldNumber)
protected int	getFirstField() usually 2 for normal fields, 1 for bitmap-less or ANSI X9.2
int	getHeaderLength()
Logger	getLogger()
protected int	getMaxValidField()
String	getRealm()
byte[]	pack(ISOComponent m)
void	setFieldPackager(int fldNumber, ISOFieldPackager fieldPackager)
void	setFieldPackager(ISOFieldPackager[] fld)
void	setHeaderLength(int len)
void	setLogger(Logger logger, String realm)
int	unpack(ISOComponent m, byte[] b)
void	unpack(ISOComponent m, InputStream in)

Methods inherited from class java.lang.Object

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

Field Detail

fld

protected ISOFieldPackager[] fld

logger

protected Logger logger

realm

protected String realm

headerLength

protected int headerLength

Constructor Detail

ISOBasePackager

public ISOBasePackager()

Method Detail

setFieldPackager

public void setFieldPackager(ISOFieldPackager[] fld)

emitBitMap

protected boolean emitBitMap()

Returns:

true if BitMap have to be emited

getFirstField

protected int getFirstField()

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

Returns:

first valid field

pack

public byte[] pack(ISOComponent m)
            throws ISOException

Specified by:

pack in interface ISOPackager

Parameters:

m - the Component to pack

Returns:

Message image

Throws:

ISOException

unpack

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

Specified by:

unpack in interface ISOPackager

Parameters:

m - the Container of this message

b - ISO message image

Returns:

consumed bytes

Throws:

ISOException

unpack

public void unpack(ISOComponent m,
                   InputStream in)
            throws IOException,
                   ISOException

Specified by:

unpack in interface ISOPackager

Throws:

IOException

ISOException

getFieldDescription

public String getFieldDescription(ISOComponent m,
                                  int fldNumber)

Specified by:

getFieldDescription in interface ISOPackager

Parameters:

m - the Container (i.e. an ISOMsg)

fldNumber - the Field Number

Returns:

Field Description

getFieldPackager

public ISOFieldPackager getFieldPackager(int fldNumber)

Parameters:

fldNumber - the Field Number

Returns:

Field Packager for this field

setFieldPackager

public void setFieldPackager(int fldNumber,
                             ISOFieldPackager fieldPackager)

Parameters:

fldNumber - the Field Number

fieldPackager - the Field Packager

createISOMsg

public ISOMsg createISOMsg()

Specified by:

createISOMsg in interface ISOPackager

Returns:

an ISOMsg

getMaxValidField

protected int getMaxValidField()

Returns:

128 for ISO-8583, should return 64 for ANSI X9.2

getBitMapfieldPackager

protected ISOFieldPackager getBitMapfieldPackager()

Returns:

suitable ISOFieldPackager for Bitmap

setLogger

public void setLogger(Logger logger,
                      String realm)

Specified by:

setLogger in interface LogSource

getRealm

public String getRealm()

Specified by:

getRealm in interface LogSource

getLogger

public Logger getLogger()

Specified by:

getLogger in interface LogSource

getHeaderLength

public int getHeaderLength()

setHeaderLength

public void setHeaderLength(int len)

getDescription

public String getDescription()

Specified by:

getDescription in interface ISOPackager

Returns:

Packager's Description