Barcode-Lib4J requires Java 11+

Package de.vwsoft.barcodelib4j.oned

Java Class «ImplCode39» – Barcode «Code 39»

java.lang.Object

de.vwsoft.barcodelib4j.oned.Barcode

de.vwsoft.barcodelib4j.oned.ImplCode39

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

ImplCode39E, ImplPZN, ImplPZN8

public class ImplCode39
extends Barcode

Implementation of Code 39 (also known as Code 3 of 9). To create instances, use one of the newInstance static methods in the Barcode class.

Code 39 is an alphanumeric barcode format that is widely used in applications such as inventory management and tracking. It is capable of encoding:

• Upper case letters (A-Z)
• Digits (0-9)
• Space character
• Special characters: plus (+), minus (-), dollar ($), slash (/), period (.), percent (%)

Method Summary

Modifier and Type	Method	Description
void	setContent(String content, boolean autoComplete, boolean appendOptionalChecksum)	Sets the content to be encoded in the barcode.

Methods inherited from class de.vwsoft.barcodelib4j.oned.Barcode

clone, draw, draw, draw, getAddOn, getContent, getFont, getRatio, getText, getTextOffset, isFontSizeAdjusted, isTextOnTop, isTextVisible, newInstance, newInstance, setAddOn, setCustomText, setFont, setFontSizeAdjusted, setRatio, setTextOffset, setTextOnTop, setTextVisible, supportsAddOn, supportsAutoCompletion, supportsCustomText, supportsTextOnTop

Methods inherited from class java.lang.Object

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

Method Details

setContent

public void setContent(String content,
 boolean autoComplete,
 boolean appendOptionalChecksum)
                throws BarcodeException

Sets the content to be encoded in the barcode.

The content is validated against the allowed character set. If autoComplete is enabled, lowercase letters are automatically converted to uppercase. If appendOptionalChecksum is enabled, a modulo 43 checksum is calculated and appended.

Specified by:

setContent in class Barcode

Parameters:

content - the content to be encoded in the Code 39 barcode

autoComplete - whether to convert lowercase letters to uppercase letters

appendOptionalChecksum - whether to append an optional modulo 43 checksum

Throws:

BarcodeException - if the content is empty or contains invalid characters