QRC

src/main/java/com/lovenav/service/serviceImpl/QRCServiceImpl.java

@@ -31,7 +31,7 @@ public class QRCServiceImpl implements QRCService{
 //        如果表中没有可以插入
         if (list.size() == 0) {
 //            如果icon是url
-            if(QRCodeUtil.isBase64(collect.getIcon_url())){
+            if(QRCodeUtil.notBase64(collect.getIcon_url())){
                 String icon_url = QRCodeUtil.downloadPicture(collect.getIcon_url());
                 collect.setIcon_url(icon_url);
                 String url = urlList.getUrl();

src/main/java/com/lovenav/utils/QRCodeUtil.java

@@ -436,35 +436,31 @@ public class QRCodeUtil {
 
     // 对字节数组字符串进行Base64解码并生成图片
     //imgFilePath 待保存的本地路径
-    public static String GenerateImage(String base64Str, String imgFilePath) {
+    public static String GenerateImage(String base64Str, String imgFilePath) throws IOException {
         if (base64Str == null) // 图像数据为空
             return null;
         Base64.Decoder decoder = Base64.getDecoder();
-        try {
-            // Base64解码
-            byte[] bytes = decoder.decode(base64Str);
-            for (int i = 0; i < bytes.length; ++i) {
-                if (bytes[i] < 0) {// 调整异常数据
-                    bytes[i] += 256;
-                }
+
+        // Base64解码
+        byte[] bytes = decoder.decode(base64Str);
+        for (int i = 0; i < bytes.length; ++i) {
+            if (bytes[i] < 0) {// 调整异常数据
+                bytes[i] += 256;
             }
-
-            //设置图片名称，这个随意
-            String date = new Random().nextInt(99999999)+".jpg";
-            String fileName = date ;
-
-            // 生成jpg图片
-            OutputStream out = new FileOutputStream(imgFilePath +"/" + fileName);
-            out.write(bytes);
-            out.flush();
-            out.close();
-            return (imgFilePath +"/" + fileName);
-        } catch (Exception e) {
-            return null;
         }
+        //设置图片名称，这个随意
+        String date = new Random().nextInt(99999999)+".jpg";
+        String fileName = date ;
+
+        // 生成jpg图片
+        OutputStream out = new FileOutputStream(imgFilePath +"/" + fileName);
+        out.write(bytes);
+        out.flush();
+        out.close();
+        return (imgFilePath +"/" + fileName);
     }
 
-    public static boolean isBase64(String url){
+    public static boolean notBase64(String url){
         String reg = "[a-zA-z]+://[^\\s]*";
         boolean isMatch = Pattern.matches(reg, url);
         if(isMatch){
@@ -474,7 +470,7 @@ public class QRCodeUtil {
     }
 
     public static String delete_profix(String base64){
-        String delete = "data:image/png;base64,";
+        String delete = "data:image/jpg;base64,";
         String Base64 = base64;
         return(base64.replace(delete,""));
     }
@@ -482,11 +478,13 @@ public class QRCodeUtil {
 
     public static void main(String[] args) throws Exception {
 
+        String base64 = "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 truncated
+        GenerateImage(base64, "src/main/resources/static/icon");
+
 //        String text = "https://www.baidu.com";  //这里设置自定义网站url
 //        String logoPath ="src/main/resources/static/logo/NAV.png";
 //        String destPath = "src/main/resources/static/qr";
 //        String url = QRCodeUtil.encode(text, logoPath, destPath, true);
-//        QRCodeUtil.ImageToBase64("src/main/resources/static/qr/44672405.jpg");
 //        System.out.println(url);
 //        String base64 = getBase64(url);
 //        System.out.println(base64);