Aspose.BarCode  for Java
Code 39

Read Code 39 Barcodes with Java

Read Code 39 barcode in Java using server-side Aspose.BarCode for Java API

How to Read Code 39 barcode Using Java

To recognize Code 39 barcode, use Aspose.BarCode for Java API, an advance, robust, and easy-to-use barcode library for Java-based platforms. Download the latest version directly from Maven and install it within your Maven-based projects by including the following configurations in pom.xml:


    <name>Aspose Java API</name>


    <version>version of aspose-barcode API</version>

Steps for Scanning Code 39 barcode in Java

Aspose.BarCode allows developers to read Code 39 barcode barcodes from stream or image with few lines of code

  • Create a new object of BarCodeReader class
  • Set the source file path containing Code 39 barcode
  • Pass the required barcode types to DecodeType as the second parameter
  • Loop through the decoding results
  • Get barcode text using the getCodeText method

System Requirements

Aspose APIs are supported on all major platforms and operating systems. Before executing the code sample below, please make sure that your system comply with the following requirements.

  • Microsoft Windows, Linux, or any OS compatible with Java Runtime Environment for JSP/JSF and desktop applications
  • Java development environment, such as JRE 1.6 or above
  • Java Development version JSE2 7.0 or above
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Code to be executed - Java

// initialize reader with image & expected type
BarCodeReader reader = new BarCodeReader(var reader = new Aspose.BarCode.BarCodeReader("<file name>", DecodeType.Code39);

// read code
while ( {
    // print the code type & text
    System.out.println("Type: " + reader.getCodeType() + " Text: " + reader.getCodeText());

Recognition result