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From "Flavio Paiva Junqueira (JIRA)" <j...@apache.org>
Subject [jira] Updated: (ZOOKEEPER-363) NPE when recovering ledger with no hint
Date Fri, 03 Apr 2009 15:28:13 GMT

     [ https://issues.apache.org/jira/browse/ZOOKEEPER-363?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Flavio Paiva Junqueira updated ZOOKEEPER-363:
---------------------------------------------

    Attachment: ZOOKEEPER-363.patch

This patch also includes a new unit test.

> NPE when recovering ledger with no hint 
> ----------------------------------------
>
>                 Key: ZOOKEEPER-363
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-363
>             Project: Zookeeper
>          Issue Type: Bug
>          Components: contrib-bookkeeper
>    Affects Versions: 3.1.1
>            Reporter: Luca Telloli
>            Assignee: Flavio Paiva Junqueira
>             Fix For: 3.2.0
>
>         Attachments: ZOOKEEPER-363.patch, ZOOKEEPER-363.patch, ZOOKEEPER-XXX.patch
>
>
> 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.

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