Github user yanghua commented on a diff in the pull request:
https://github.com/apache/flink/pull/6243#discussion_r199992317
--- Diff:
flink-core/src/main/java/org/apache/flink/core/fs/local/LocalFileSystem.java ---
@@ -254,7 +254,7 @@ else if (file.exists() && !file.isDirectory()) {
}
else {
File parent = file.getParentFile();
- return (parent == null || mkdirsInternal(parent)) &&
file.mkdir();
+ return (parent == null || mkdirsInternal(parent)) &&
(file.mkdir() || file.isDirectory());
--- End diff --
seems you are right, maybe Till want to prevent concurrent problem? like
the above code comment : check file exist first. cc @tillrohrmann
---
