专业的条码组件,专为开发人员在Java应用程序(J2SE和J2EE)上生成、读取和扫描1D、2D条形码而设计,本文介绍了如何通过Spire.Barcode在Java中生成QR码。
本教程提供了用于在Java中生成QR码的代码示例。
package GenerateBarcode;import java.awt.image.BufferedImage;import java.io.File;import java.io.IOException;import javax.imageio.ImageIO;import com.spire.barcode.BarCodeGenerator;import com.spire.barcode.BarCodeType;import com.spire.barcode.BarcodeSettings;import com.spire.barcode.QRCodeECL;import com.sun.javafx.print.Units;public class QR_Code {public static void main(String[] args) throws IOException { //create an instance of BarcodeSetteings BarcodeSettings settings = new BarcodeSettings(); //set barcode type settings.setType(BarCodeType.QR_CODE); //set barcode data settings.setData("ABC 123456789"); //set dispaly text settings.setData2D("ABC 123456789"); //show text on bottom settings.setShowTextOnBottom(true); //set the border invisible settings.hasBorder(false); //set width of the barcode module settings.setX(2); //set the error correction level settings.setQRCodeECL(QRCodeECL.M); //create BarCodeGenerator object based on settings BarCodeGenerator barCodeGenerator = new BarCodeGenerator(settings); //generate image data and store in BufferedImage instance BufferedImage bufferedImage = barCodeGenerator.generateImage(); //save to image ImageIO.write(bufferedImage,"png",new File("QR_CODE.png")); System.out.println("Complete!");}}
输出:
Spire.Barcode for JAVA
标签:Barcode
来源:慧都网
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