org.krysalis.barcode4j.impl.postnet

Class POSTNETLogicImpl

java.lang.Object

org.krysalis.barcode4j.impl.postnet.POSTNETLogicImpl

public class POSTNETLogicImpl
extends Object

Implements the United States Postal Service Postnet barcode.

Version:

$Id: POSTNETLogicImpl.java,v 1.3 2006-11-07 16:42:17 jmaerki Exp $

Author:

Chris Dolphy

Constructor Summary

Constructors

Constructor and Description
POSTNETLogicImpl(ChecksumMode mode, boolean displayChecksum) Main constructor

Method Summary

Modifier and Type	Method and Description
static char	calcChecksum(String msg) Calculates the checksum for a message to be encoded as an POSTNET barcode.
protected void	encodeChar(ClassicBarcodeLogicHandler logic, char c) Encodes a single character.
void	generateBarcodeLogic(ClassicBarcodeLogicHandler logic, String msg) Generates the barcode logic
ChecksumMode	getChecksumMode() Returns the currently active checksum mode.
static boolean	isIgnoredChar(char c) Checks if a character is an ignored character (such as a '-' (dash)).
static String	removeIgnoredCharacters(String msg) Removes ignored character from a valid POSTNET message.
static boolean	validateChecksum(String msg) Verifies the checksum for a message.

Methods inherited from class java.lang.Object

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

Constructor Detail

POSTNETLogicImpl

public POSTNETLogicImpl(ChecksumMode mode,
                        boolean displayChecksum)

Main constructor

Parameters:

mode - checksum mode

displayChecksum - Controls whether to display checksum in the human-readable message

Method Detail

getChecksumMode

public ChecksumMode getChecksumMode()

Returns the currently active checksum mode.

Returns:

the checksum mode

calcChecksum

public static char calcChecksum(String msg)

Calculates the checksum for a message to be encoded as an POSTNET barcode.

Parameters:

msg - message to calculate the check digit for

Returns:

char the check digit

validateChecksum

public static boolean validateChecksum(String msg)

Verifies the checksum for a message.

Parameters:

msg - message (check digit included)

Returns:

boolean True, if the checksum is correct

isIgnoredChar

public static boolean isIgnoredChar(char c)

Checks if a character is an ignored character (such as a '-' (dash)).

Parameters:

c - character to check

Returns:

True if the character is ignored

removeIgnoredCharacters

public static String removeIgnoredCharacters(String msg)

Removes ignored character from a valid POSTNET message.

Parameters:

msg - valid POSTNET message

Returns:

the message but without ignored characters

encodeChar

protected void encodeChar(ClassicBarcodeLogicHandler logic,
                          char c)

Encodes a single character.

Parameters:

logic - the logic handler to receive generated events

c - the character to encode

generateBarcodeLogic

public void generateBarcodeLogic(ClassicBarcodeLogicHandler logic,
                                 String msg)

Generates the barcode logic

Parameters:

logic - the logic handler to receive generated events

msg - the message to encode