nichunen commented on a change in pull request #818: KYLIN-4153 Delete marker 
if real file not exists
URL: https://github.com/apache/kylin/pull/818#discussion_r320229235
 
 

 ##########
 File path: 
core-common/src/main/java/org/apache/kylin/common/persistence/PushdownResourceStore.java
 ##########
 @@ -167,23 +170,27 @@ protected InputStream openPushdown(String resPath) 
throws IOException {
         try {
             Path p = pushdownPath(resPath);
             FileSystem fs = pushdownFS();
-            if (fs.exists(p))
+            if (fs.exists(p)) {
                 return fs.open(p);
-            else
+            } else {
                 throw new FileNotFoundException(p.toString() + "  (FS: " + fs 
+ ")");
-
+            }
+        } catch (FileNotFoundException fileNotFound) {
 
 Review comment:
   Seems no need to catch "FileNotFoundException"

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