[ 
https://issues.apache.org/jira/browse/FLINK-33189?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vlado Vojdanovski updated FLINK-33189:
--------------------------------------
    Description: 
FsCompletedCheckpointStorageLocation attempts to non-recursively delete a 
directory
[https://github.com/apache/flink/blob/master/flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsCompletedCheckpointStorageLocation.java#L74]

However, per the documentation of Flink's FileSystem Interface, such attempts 
are explicitly expected to fail. 
{code:java}
     * @param recursive if path is a directory and set to <code>true</code>, 
the directory is
     *     deleted else throws an exception. In case of a file the recursive 
can be set to either
     *     <code>true</code> or <code>false</code>{code}
[https://github.com/apache/flink/blob/master/flink-core/src/main/java/org/apache/flink/core/fs/FileSystem.java#L689]

I am sure there is a non-negligible chance I am missing some flink internals 
here considering the class has not been touched since 2018 but my read is the 
above is either a bug, or it would be nice to update the FileSystem#delete docs.

Thanks for taking a look :) !

  was:
FsCompletedCheckpointStorageLocation attempts to non-recursively delete a 
directory
[https://github.com/apache/flink/blob/master/flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsCompletedCheckpointStorageLocation.java#L74]

However, per the documentation of Flink's FileSystem Interface, such attempts 
are supposed to fail. 
{code:java}
     * @param recursive if path is a directory and set to <code>true</code>, 
the directory is
     *     deleted else throws an exception. In case of a file the recursive 
can be set to either
     *     <code>true</code> or <code>false</code>{code}
[https://github.com/apache/flink/blob/master/flink-core/src/main/java/org/apache/flink/core/fs/FileSystem.java#L689]

I am sure there is a non-negligible chance I am missing some flink internals 
here considering the class has not been touched since 2018 but my read is the 
above is either a bug, or it would be nice to update the FileSystem#delete docs.

Thanks for taking a look :) !


> FsCompletedCheckpointStorageLocation#disposeStorageLocation non-recursively 
> deletes a directory
> -----------------------------------------------------------------------------------------------
>
>                 Key: FLINK-33189
>                 URL: https://issues.apache.org/jira/browse/FLINK-33189
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Checkpointing
>            Reporter: Vlado Vojdanovski
>            Priority: Major
>   Original Estimate: 10m
>  Remaining Estimate: 10m
>
> FsCompletedCheckpointStorageLocation attempts to non-recursively delete a 
> directory
> [https://github.com/apache/flink/blob/master/flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsCompletedCheckpointStorageLocation.java#L74]
> However, per the documentation of Flink's FileSystem Interface, such attempts 
> are explicitly expected to fail. 
> {code:java}
>      * @param recursive if path is a directory and set to <code>true</code>, 
> the directory is
>      *     deleted else throws an exception. In case of a file the recursive 
> can be set to either
>      *     <code>true</code> or <code>false</code>{code}
> [https://github.com/apache/flink/blob/master/flink-core/src/main/java/org/apache/flink/core/fs/FileSystem.java#L689]
> I am sure there is a non-negligible chance I am missing some flink internals 
> here considering the class has not been touched since 2018 but my read is the 
> above is either a bug, or it would be nice to update the FileSystem#delete 
> docs.
> Thanks for taking a look :) !



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