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src/main/java/com/ai/da/common/utils/S3Util.java

@@ -255,6 +255,22 @@ public class S3Util {
         }
     }
 
+    public String getPreSignedUrl(String path, int expiry, boolean resetCache) {
+        if (resetCache || LocalCacheUtils.getPresignedUrlCache(path) == null) {
+            if (!path.contains("/")) {
+                throw new BusinessException("The path is error!");
+            }
+            int index = path.indexOf("/");
+            String bucketName = path.substring(0, index);
+            String fileName = path.substring(index + 1);
+            String presignedUrl = getPreSignatureUrl(bucketName, fileName, expiry);
+            LocalCacheUtils.setPresignedUrlCache(path, presignedUrl);
+            return presignedUrl;
+        } else {
+            return LocalCacheUtils.getPresignedUrlCache(path);
+        }
+    }
+
     /**
      * @param keyName               key名称: test/2022/06/123.pdf
      * @param signatureDurationTime 有效期 单位：秒