diff options
Diffstat (limited to 'pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/QRCodeGenerator.java')
-rw-r--r-- | pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/QRCodeGenerator.java | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/QRCodeGenerator.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/QRCodeGenerator.java new file mode 100644 index 00000000..4f7dd632 --- /dev/null +++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/QRCodeGenerator.java @@ -0,0 +1,28 @@ +package at.gv.egiz.pdfas.web.helper; + +import java.io.IOException; +import java.io.OutputStream; +import java.util.Hashtable; + +import com.google.zxing.BarcodeFormat; +import com.google.zxing.EncodeHintType; +import com.google.zxing.WriterException; +import com.google.zxing.client.j2se.MatrixToImageWriter; +import com.google.zxing.common.BitMatrix; +import com.google.zxing.qrcode.QRCodeWriter; +import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel; + +public class QRCodeGenerator { + + public static void generateQRCode(String content, OutputStream out, int size) + throws WriterException, IOException { + Hashtable hintMap = new Hashtable(); + hintMap.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.L); + QRCodeWriter qrCodeWriter = new QRCodeWriter(); + BitMatrix byteMatrix = qrCodeWriter.encode(content, + BarcodeFormat.QR_CODE, size, size, hintMap); + + MatrixToImageWriter.writeToStream(byteMatrix, "PNG", out); + } + +} |