[二维码]解析二维码

dev-zxing/src/main/java/com/tykj/dev/device/zxing/util/ZXingUtil.java

@@ -37,74 +37,11 @@ public class ZXingUtil {
     /**
      * 解析二维码
      *
-     * @param name 文件名
+     * @param file 文件名
      * @return 二维码内容
      * @throws IOException
      * @throws NotFoundException
      */
-
-//    public ResponseEntity upload(HttpServletRequest request) {
-//        MultipartRequest multiRequest = (MultipartRequest) request;
-//        MultipartFile file = multiRequest.getFile("file");
-//        return ResponseEntity.ok(fileUpload(file));
-//    }
-
-//    private void fileUpload(MultipartFile file) {
-//        String originalFilename = file.getOriginalFilename();
-//        File file1 = new File(url);
-//        if (!file1.exists()) {
-//            file1.mkdirs();
-//        }
-//        FileOutputStream fos = null;
-//        InputStream inputStream = null;
-//        OutputStream os = null;
-//
-//        String[] split = originalFilename.split("\\.");
-//        String newName = UUID.randomUUID().toString().replace("-", "") + "." + split[split.length - 1];
-//        byte[] typeByte = new byte[1024 * 1024 * 10];
-//        try {
-//            inputStream = file.getInputStream();
-//            fos = new FileOutputStream(url + newName);
-//            int i = 0;
-//            while ((i = inputStream.read(typeByte)) != -1) {
-//                fos.write(typeByte, 0, i);
-//            }
-//            fos.flush();
-//        } catch (IOException e) {
-//            e.printStackTrace();
-//        }
-//        if (inputStream != null) {
-//            try {
-//                inputStream.close();
-//            } catch (IOException e) {
-//                e.printStackTrace();
-//            } finally {
-//                inputStream = null;
-//            }
-//        }
-//
-//        if (fos != null) {
-//            try {
-//                fos.close();
-//            } catch (IOException e) {
-//                e.printStackTrace();
-//            } finally {
-//                fos = null;
-//            }
-//        }
-//
-//        if (os != null) {
-//            try {
-//                os.close();
-//            } catch (IOException e) {
-//                e.printStackTrace();
-//            } finally {
-//                os = null;
-//            }
-//        }
-//
-//        return new FileRet(originalFilename, url + newName, preview + newName);
-//    }
 //    public static String decode(String name) throws IOException, com.google.zxing.NotFoundException {
 //        String filepath = codePath + name + ".png";
 //        BufferedImage bufferedImage = ImageIO.read(new FileInputStream(filepath));
@@ -116,17 +53,16 @@ public class ZXingUtil {
 //        Result result = new MultiFormatReader().decode(bitmap, decodeHints);
 //        return result.getText();
 //    }
-//    public static String decode() throws IOException, com.google.zxing.NotFoundException {
-//        String filepath = codePath + name + ".png";
-//        BufferedImage bufferedImage = ImageIO.read(new FileInputStream(filepath));
-//        LuminanceSource source = new BufferedImageLuminanceSource(bufferedImage);
-//        Binarizer binarizer = new HybridBinarizer(source);
-//        BinaryBitmap bitmap = new BinaryBitmap(binarizer);
-//        HashMap<DecodeHintType, Object> decodeHints = new HashMap<DecodeHintType, Object>();
-//        decodeHints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
-//        Result result = new MultiFormatReader().decode(bitmap, decodeHints);
-//        return result.getText();
-//    }
+    public static String decode(MultipartFile file) throws IOException, com.google.zxing.NotFoundException {
+        BufferedImage bufferedImage = ImageIO.read(new FileInputStream((File)file));
+        LuminanceSource source = new BufferedImageLuminanceSource(bufferedImage);
+        Binarizer binarizer = new HybridBinarizer(source);
+        BinaryBitmap bitmap = new BinaryBitmap(binarizer);
+        HashMap<DecodeHintType, Object> decodeHints = new HashMap<DecodeHintType, Object>();
+        decodeHints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
+        Result result = new MultiFormatReader().decode(bitmap, decodeHints);
+        return result.getText();
+    }
 
     /**
      * 生成二维码