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From "Andrus Adamchik (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CAY-1680) Get rid of shared lock - DataDomain.lookupNode
Date Thu, 01 Mar 2012 07:40:01 GMT

     [ https://issues.apache.org/jira/browse/CAY-1680?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrus Adamchik updated CAY-1680:
---------------------------------

    Summary: Get rid of shared lock - DataDomain.lookupNode  (was: DataDomain.lookupNode -
use concurrent collection instead of synchronizing the HashMap)
    
> Get rid of shared lock - DataDomain.lookupNode
> ----------------------------------------------
>
>                 Key: CAY-1680
>                 URL: https://issues.apache.org/jira/browse/CAY-1680
>             Project: Cayenne
>          Issue Type: Improvement
>          Components: Core Library
>    Affects Versions: 3.1M3
>            Reporter: Andrus Adamchik
>            Assignee: Andrus Adamchik
>
> We can improve performance by using a concurrent collection for DataDomain.lookupNode
instead of synchronizing the HashMap.  Also instead of reindexing on failed lookups, we can
simply lazy-fill collection from a given DataMap

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