SQL层级处理的支持

yzg-util-base/src/main/java/com/yanzuoguang/util/helper/FileHelper.java

@@ -16,14 +16,22 @@ public class FileHelper {
     /**
      * 获取文件类型
      *
-     * @param file 来源文件
+     * @param filePath 来源文件
      * @return
      * @throws IOException
      */
-    public static String getMimeType(String file) throws IOException {
-        Path path = Paths.get(file);
-        String contentType = contentType = Files.probeContentType(path);
+    public static String getMimeType(String filePath) {
+        File file = new File(filePath);
+        if (!file.exists()) {
+            return StringHelper.EMPTY;
+        }
+        Path path = Paths.get(filePath);
+        try {
+            String contentType = Files.probeContentType(path);
             return contentType;
+        } catch (Exception ex) {
+            throw new RuntimeException("不能获取文件Mime类型" + filePath, ex);
+        }
     }
 
     /**

yzg-util-image/src/main/java/com/yanzuoguang/util/ImageHelper.java

 package com.yanzuoguang.util;
 
-import com.yanzuoguang.util.exception.CodeException;
 import com.yanzuoguang.util.helper.FileHelper;
 import net.coobird.thumbnailator.Thumbnails;
 
@@ -37,7 +36,7 @@ public class ImageHelper {
      * @return
      * @throws IOException
      */
-    public static int getMediaType(String file) throws IOException {
+    public static int getMediaType(String file) {
         String mimeType = FileHelper.getMimeType(file);
         if (mimeType == null) {
             throw new RuntimeException("不能识别文件类型" + file);