Package app.YUP.utils

Class QRCodeService

java.lang.Object

app.YUP.utils.QRCodeService

public class QRCodeService
extends Object

A utility class for generating QR codes.

Method Summary

Modifier and Type	Method	Description
static BufferedImage	generateQrcode(String barcodeText)	Generates a QR code image from the provided text.
static BufferedImage	toImage(io.nayuki.qrcodegen.QrCode qr, int scale, int border, int lightColor, int darkColor)	Converts a QrCode object to a BufferedImage.

Methods inherited from class java.lang.Object

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

Method Details

generateQrcode

public static BufferedImage generateQrcode(String barcodeText)

Generates a QR code image from the provided text.

Parameters:

barcodeText - the text to be encoded in the QR code

Returns:

a BufferedImage representing the generated QR code

toImage

public static BufferedImage toImage(io.nayuki.qrcodegen.QrCode qr,
 int scale,
 int border,
 int lightColor,
 int darkColor)

Converts a QrCode object to a BufferedImage.

Parameters:

qr - the QrCode object to be converted

scale - the scale factor for the QR code image

border - the border size for the QR code image

lightColor - the color to be used for the light modules of the QR code

darkColor - the color to be used for the dark modules of the QR code

Returns:

a BufferedImage representing the QR code

Throws:

IllegalArgumentException - if scale is less than or equal to 0, or if border is less than 0, or if the calculated size exceeds Integer.MAX_VALUE