[ZOOKEEPER-363] NPE when recovering ledger with no hint

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.1
• Fix Version/s: 3.2.0
• Component/s: contrib-bookkeeper
• Hadoop Flags: Reviewed
• Assignee: Flavio Paiva Junqueira
• Reporter: Luca Telloli
• Created: 03/Apr/09 11:08
• Updated: 08/Jul/09 20:24
• Resolved: 07/Apr/09 02:43

Description

When recovering a ledger, LedgerRecoveryMonitor currently start from the entry preceding the hint. if the hint is zero, then it causes an access out of the bounds of the bookie array in QuorumEngine, leading to the mentioned NPE.