[HADOOP-13461] NPE in KeyProvider.rollNewVersion

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.2, 2.6.4
• Fix Version/s: 2.9.0, 3.0.0-alpha1
• Assignee: Colm O hEigeartaigh
• Reporter: Colm O hEigeartaigh
• Created: 03/Aug/16 11:25
• Updated: 30/Aug/16 01:12
• Resolved: 10/Aug/16 23:32

Description

When KeyProvider.rollNewVersion(String name) is called, it first gets the metadata for the given name. The javadoc states that the getMetadata(String name) method can return null if the key doesn't exist. However rollNewVersion throws a NPE if the returned metadata is null.