How to Generate QR code and send email using java
Here's an example Java program that generates a QR code and sends it as the body of an email using JavaMail: Add below dependency in pom.xml or download jar and add to the project <dependency> <groupId>com.google.zxing</groupId> <artifactId>core</artifactId> <version>3.4.1</version> </dependency> This is the main class, where we can generate QR code and send email import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.util.Properties; import javax.activation.DataHandler; import javax.imageio.ImageIO; import javax.mail.Message; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeBodyPart; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMultipart; import com.google.zxing.BarcodeFormat; import com.google.zxing.MultiFormatWriter; import com.google.zxing.common.BitMatrix; impor