maven所需jar
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<dependency> <groupId>com.google.zxing</groupId> <artifactId>core</artifactId> <version>3.0.0</version> </dependency> <dependency> <groupId>com.google.zxing</groupId> <artifactId>javase</artifactId> <version>3.0.0</version> </dependency> |
生成二維碼：
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public static void main(String[] args) throws IOException {String text="www.baidu.com";int width=100;int height=100;String format="png";Hashtable hints=new Hashtable();hints.put(EncodeHintType.CHARACTER_SET, "utf-8");hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M);hints.put(EncodeHintType.MARGIN, 2);try {BitMatrix bitMatrix=new MultiFormatWriter().encode(text, BarcodeFormat.QR_CODE, width, height,hints); Path file=new Java.io.File("D:/new.png").toPath();MatrixToImageWriter.writeToPath(bitMatrix, format, file);} catch (WriterException e) {// TODO Auto-generated catch blocke.printStackTrace();}解析二維碼：public static void main(String[] args) throws NotFoundException {MultiFormatReader formatReader=new MultiFormatReader();File file =new File("D:/new.png");BufferedImage image=null;try {image = ImageIO.read(file);} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}BinaryBitmap binaryBitmap =new BinaryBitmap(new HybridBinarizer(new BufferedImageLuminanceSource(image)));Hashtable hints=new Hashtable();hints.put(EncodeHintType.CHARACTER_SET, "utf-8");Result result=formatReader.decode(binaryBitmap,hints);System.err.println("解析結果："+result.toString());System.out.println(result.getBarcodeFormat());System.out.println(result.getText());} |
以上所述是小編給大家介紹的Java中基于maven實現zxing二維碼功能，希望對大家有所幫助，如果大家有任何疑問請給我留言，小編會及時回復大家的。在此也非常感謝大家對服務器之家網站的支持！
原文鏈接：http://blog.csdn.net/zwx886688/article/details/54846104
