[PROTON-1906] duplicating an empty composite buffer can lead to NPE

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: proton-j-0.27.0, proton-j-0.27.1, proton-j-0.27.2, proton-j-0.28.0
• Fix Version/s: proton-j-0.27.3, proton-j-0.28.1
• Component/s: proton-j
• Assignee: Robbie Gemmell
• Reporter: Robbie Gemmell
• Created: 02/Aug/18 15:00
• Updated: 07/Aug/18 09:05
• Resolved: 02/Aug/18 16:21

Description

Duplicating an empty composite buffer can lead to NPE (but may not, depending on how it came to exist and be in that state).

Issue Links

• is related to: PROTON-1905 CompositeReadableBuffer.duplicate seen to throw a NPE during frame logging