[HADOOP-17862] ABFS: Fix unchecked cast compiler warning for AbfsListStatusRemoteIterator

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.3.1
• Fix Version/s: 3.3.5
• Component/s: fs/azure
• Labels: pull-request-available
• Assignee: Sumangala Patki
• Reporter: Sumangala Patki
• Created: 25/Aug/21 04:46
• Updated: 01/Mar/22 13:50
• Resolved: 01/Mar/22 13:50

Description

Hadoop yetus run shows a java compiler warning for unchecked casting of Object to Iterator<FileStatus> in a method of AbfsListStatusRemoteIterator class. This can be resolved by introducing a new class to hold the iterator and exception thrown when applicable.

 

hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsListStatusRemoteIterator.java:97:38:[unchecked] unchecked cast

 

This task will also add logging to facilitate better investigation of the transient failure tracked in HADOOP-17797.

Issue Links

• links to: GitHub Pull Request #3331