Java Data Matrix Barcode Generator Library
Create, encode data matrix 2d barcode using java barcode encoder with free java open source example source code

How to generate, display, print gs1 compatible Data Matrix 2d barcode labels in Java class, Apache web application

  • Robust and reliable Java library for Data Matrix generation
  • Completely created and written in Java
  • Support Java SDK 1.4.2 and later versions
  • Compatible with the latest Data Matrix barcode specification
  • Easy to create Data Matrix barcodes in Java class, iReport and Eclipse BIRT
  • Allow users to adjust the parameters of Data Matrix barcode image freely
  • Easy to rotate barcode image into 0, 90, 180 & 270 degrees
Java Data Matrix Barcode Creator Overview
Data Matrix barcode generator for Java, a professional and advanced barcode generator, creates standard Data Matrix barcodes in Java class. The barcodes are generated in accordance with the latest Data Matrix barcode specification. Additionally, rich barcode settings are provided for users to customize their barcodes.
Data Matrix Barcode Overview in Java
Data Matrix is a widely used 2D barcode which is invented by International Data Matrix (ID Matrix) in 1989. It is widely used to mark small items and label small electronic components recommended by the United States of America's Electronic Industries Alliance (EIA).
Data Matrix Encodable Characters in Java
  • All ASCII characters, including 0-9, A-Z, a-z and special characters like $ , % + / : * etc
  • Double-byte characters, binary data and 8 bit values
Download Data Matrix Java Barcode Generator
Please download and unzip KA.Barcode for Java evaluation version, with which users can create 20+ linear and two-dimensional barcode images in Java. The free evaluation version includes:
  • com.keepautomation.barcode.jar
  • "barcode" folder & "java-barcode-api" folder
  • End user license agreement, user manual, and order page
Note: This evaluation version is designed to insert and add barcode images in Java implementations. But the generated barcode images may include a "KA Barcode" watermark at random.
Add Data Matrix Barcode Image in Java Class

Install KA.Barcode for Java
  1. Unzip the downloaded trial version of KA.Barcode for Java.
  2. Choose "com.keepautomation.barcode.jar" file from the unzipped package and copy it to your Java project library folder.
  3. Add reference "com.keepautomation.barcode.jar" to your project.
Create Data Matrix in Java with Sample Code
Refer to sample code below for adding a Data Matrix barcode in Java class. You can change properties of Data Matrix barcode image.
Sample code
     public static void main(String[] args)

BarCode datamatrix = new BarCode();




catch (Exception e) {
Generate Data Matrix in iReport Through JRRenderable Implementation
Besides creating high quality Data Matrix barcodes in Java class, KA.Barcode for Java also can insert Data Matrix barcodes in iReport through JRRenderable implementation. To see more information about how to generate barcodes in iReport through JRRenderable implementation, please download KA.Barcode for Java free trial package and read the user manual.
Create Data Matrix in iReport Through Servlet Web Application
Generating great quality Data Matrix barcodes in iReport through Servlet Web Application is also supported by KA.Barcode for Java. If you are interested in the detailed process of creating barcodes in iReport through Servlet Web Application, please download KA.Barcode for Java free trial package and read the user manual.
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