Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/3388#discussion_r102957246
--- Diff: flink-core/src/main/java/org/apache/flink/util/FileUtils.java ---
@@ -258,7 +261,82 @@ public static boolean deletePathIfEmpty(FileSystem
fileSystem, Path path) throws
return false;
}
}
-
+
+ /**
+ * Check whether the two given filesystem is the same or not
+ *
+ * @param srcFs
+ * @param destFs
+ * @return
+ */
+ public static boolean compareFs(FileSystem srcFs, FileSystem destFs) {
+ URI srcUri = srcFs.getUri();
+ URI dstUri = destFs.getUri();
+
+ // check schema
+ if (srcUri.getScheme() == null) {
--- End diff --
What if `srcFs.getScheme() == null` and `destFs.getScheme() == null`?
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