[HADOOP-19119] spotbugs complaining about possible NPE in org.apache.hadoop.crypto.key.kms.ValueQueue.getSize()

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.9, 3.5.0
• Fix Version/s: 3.3.9, 3.5.0, 3.4.1
• Component/s: crypto
• Labels: pull-request-available
• Assignee: Steve Loughran
• Reporter: Steve Loughran
• Created: 19/Mar/24 11:16
• Updated: 05/Apr/24 13:32
• Resolved: 19/Mar/24 17:22

Description

PRs against hadoop-common are reporting spotbugs problems

Dodgy code Warnings
Code	Warning
NP	Possible null pointer dereference in org.apache.hadoop.crypto.key.kms.ValueQueue.getSize(String) due to return value of called method
Bug type NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE (click for details)
In class org.apache.hadoop.crypto.key.kms.ValueQueue
In method org.apache.hadoop.crypto.key.kms.ValueQueue.getSize(String)
Local variable stored in JVM register ?
Dereferenced at ValueQueue.java:[line 332]
Known null at ValueQueue.java:[line 332]

Issue Links

• links to: GitHub Pull Request #6642