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Posted to issues@hbase.apache.org by "Guanghao Zhang (JIRA)" <ji...@apache.org> on 2017/02/10 06:16:41 UTC

[jira] [Updated] (HBASE-17312) [JDK8] Use default method in XXXObserver

     [ https://issues.apache.org/jira/browse/HBASE-17312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Guanghao Zhang updated HBASE-17312:
-----------------------------------
    Description: Use default method in MasterObserver, RegionObserver, RegionServerObserver and WALObserver. And mark the BaseRegionObserver, BaseMasterAndRegionObserver, BaseRegionServerObserver and BaseWALObserver. User can implement the interface directly and will not break when add new default method.

> [JDK8] Use default method in XXXObserver
> ----------------------------------------
>
>                 Key: HBASE-17312
>                 URL: https://issues.apache.org/jira/browse/HBASE-17312
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Coprocessors
>    Affects Versions: 2.0.0
>            Reporter: Guanghao Zhang
>            Assignee: Guanghao Zhang
>
> Use default method in MasterObserver, RegionObserver, RegionServerObserver and WALObserver. And mark the BaseRegionObserver, BaseMasterAndRegionObserver, BaseRegionServerObserver and BaseWALObserver. User can implement the interface directly and will not break when add new default method.



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