9/28/2023 0 Comments Java generate qr code base64The source code in this article can be found at: github. Run the Spring Boot Restful API application and access the link on your browser to see the response body with Base64 String as below screenshot. Package .impl import import import .j2se.MatrixToImageWriter import .BitMatrix import .QRCodeWriter import .QRCodeService import import import import java.io.ByteArrayOutputStream import java.io.IOException import 64 public class QRCodeServiceImpl implements QRCodeService Complete Source Code and Running Restful API Applicationįinally we have finished the Restful API to generate Base64 QR Code with the complete source code structure as below screenshot. To use ZXing library in the Gradle project, add the following dependency to the adle file. To generate the QR code image we use the ZXing Core and ZXing Java SE Extensions libraries. Select the location for your project and click Finish button to create new Spring Boot project.Īdd ZXing Core and ZXing Java SE Extensions libraries to Spring Boot Restful API project On the Dependencies dialog, select below dependencies and click Next button. Description: Spring Boot Restful API Generate QR Code as Base64 String.Artifact: spring-boot-rest-qr-code-base64.On the Spring initializr Project Settings dialog input the new project information as below and click Next button. On the New Project dialog, select Spring Initializr and click Next button. (or click on New Project button at IntelliJ Welcome dialog) Open IntelliJ IDEA, select the menu File > New > Project. Complete Source Code and Running Restful API ApplicationĬreate New Spring Boot Restful API Project to Generate Base64 QR Code.Implement RestController Class to Generate Base64 QR Code. For BASE64ENCODE the function has to read 3 Bytes and transform them. In case you have to convert bigger strings you will face several obstacles.
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