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Posted to issues@hbase.apache.org by "huaxiang sun (JIRA)" <ji...@apache.org> on 2016/12/03 22:09:58 UTC

[jira] [Updated] (HBASE-17249) Get/Scan's setTimeRange/setColumnFamilyTimeRange can take the TimeRange reference as the parameter instead of creating a new setColumnFamilyTimeRange instance

     [ https://issues.apache.org/jira/browse/HBASE-17249?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

huaxiang sun updated HBASE-17249:
---------------------------------
    Description: 
Going through the code, found For Get/Scan's setTimeRange/setColumnFamilyTimeRange, it can use  TimeRange as reference instead of creating a new one.

Reference:
https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L500

https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L506

We can implement this in a similar way as filter:

https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L510

I checked it is same with branch-1.

  was:
Going through the code, found For Get/Scan's setTimeRange/setColumnFamilyTimeRange, it can the TimeRange as reference instead of creating a new one, most of the cases, make just-created TimeRange garbage collected.

Reference:
https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L500

https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L506

We can implement this in a similar way as filter:

https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L510

I checked it is same with branch-1.


> Get/Scan's setTimeRange/setColumnFamilyTimeRange can take the TimeRange reference as the parameter instead of creating a new setColumnFamilyTimeRange instance
> --------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-17249
>                 URL: https://issues.apache.org/jira/browse/HBASE-17249
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 2.0.0
>            Reporter: huaxiang sun
>            Assignee: huaxiang sun
>            Priority: Minor
>
> Going through the code, found For Get/Scan's setTimeRange/setColumnFamilyTimeRange, it can use  TimeRange as reference instead of creating a new one.
> Reference:
> https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L500
> https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L506
> We can implement this in a similar way as filter:
> https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java#L510
> I checked it is same with branch-1.



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