Zakelly opened a new pull request, #25031:
URL: https://github.com/apache/flink/pull/25031
## What is the purpose of the change
Currently, the file-merging manager for checkpoint files will create
directories based on tm resource id, job id and operator ids. While in some
cases, these ids include some characters that are reserved in URI scheme. This
PR does a simple escape for those ids.
## Brief change log
- Add a tool method `uriEscape` in file-merging manager.
## Verifying this change
- New UT `FileMergingSnapshotManagerTestBase#testSpecialCharactersInPath`.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): no
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: no
- The serializers: no
- The runtime per-record code paths (performance sensitive): no
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn, ZooKeeper: yes
- The S3 file system connector: no
## Documentation
- Does this pull request introduce a new feature? no
- If yes, how is the feature documented? not applicable
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