[jira] [Updated] (HDFS-3887) Remove redundant chooseTarget methods in BlockPlacementPolicy.java

2012-09-04 Thread Tsz Wo (Nicholas), SZE (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-3887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tsz Wo (Nicholas), SZE updated HDFS-3887:
-

   Resolution: Fixed
Fix Version/s: 2.2.0-alpha
   Status: Resolved  (was: Patch Available)

I have committed this.  Thanks, Jing!

> Remove redundant chooseTarget methods in BlockPlacementPolicy.java
> --
>
> Key: HDFS-3887
> URL: https://issues.apache.org/jira/browse/HDFS-3887
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: name-node
>Affects Versions: 3.0.0
>Reporter: Jing Zhao
>Assignee: Jing Zhao
>Priority: Trivial
> Fix For: 2.2.0-alpha
>
> Attachments: HDFS-3887.patch
>
>
> BlockPlacementPolicy.java contains multiple chooseTarget() methods with 
> different parameter lists. It is difficult to follow and understand the code 
> since some chooseTarget methods only have minor differences and some of them 
> are only invoked by testing code. 
> In this patch, I try to remove some of the chooseTarget methods and only keep 
> three of them: two abstract methods and the third one using BlockCollection 
> as its parameter.

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[jira] [Updated] (HDFS-3887) Remove redundant chooseTarget methods in BlockPlacementPolicy.java

2012-09-04 Thread Tsz Wo (Nicholas), SZE (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-3887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tsz Wo (Nicholas), SZE updated HDFS-3887:
-

 Component/s: name-node
Hadoop Flags: Reviewed

+1 patch looks good.

> Remove redundant chooseTarget methods in BlockPlacementPolicy.java
> --
>
> Key: HDFS-3887
> URL: https://issues.apache.org/jira/browse/HDFS-3887
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: name-node
>Affects Versions: 3.0.0
>Reporter: Jing Zhao
>Assignee: Jing Zhao
>Priority: Trivial
> Attachments: HDFS-3887.patch
>
>
> BlockPlacementPolicy.java contains multiple chooseTarget() methods with 
> different parameter lists. It is difficult to follow and understand the code 
> since some chooseTarget methods only have minor differences and some of them 
> are only invoked by testing code. 
> In this patch, I try to remove some of the chooseTarget methods and only keep 
> three of them: two abstract methods and the third one using BlockCollection 
> as its parameter.

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[jira] [Updated] (HDFS-3887) Remove redundant chooseTarget methods in BlockPlacementPolicy.java

2012-09-03 Thread Suresh Srinivas (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-3887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Suresh Srinivas updated HDFS-3887:
--

Status: Patch Available  (was: Open)

> Remove redundant chooseTarget methods in BlockPlacementPolicy.java
> --
>
> Key: HDFS-3887
> URL: https://issues.apache.org/jira/browse/HDFS-3887
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Affects Versions: 3.0.0
>Reporter: Jing Zhao
>Assignee: Jing Zhao
>Priority: Trivial
> Attachments: HDFS-3887.patch
>
>
> BlockPlacementPolicy.java contains multiple chooseTarget() methods with 
> different parameter lists. It is difficult to follow and understand the code 
> since some chooseTarget methods only have minor differences and some of them 
> are only invoked by testing code. 
> In this patch, I try to remove some of the chooseTarget methods and only keep 
> three of them: two abstract methods and the third one using BlockCollection 
> as its parameter.

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[jira] [Updated] (HDFS-3887) Remove redundant chooseTarget methods in BlockPlacementPolicy.java

2012-09-03 Thread Jing Zhao (JIRA)

 [ 
https://issues.apache.org/jira/browse/HDFS-3887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jing Zhao updated HDFS-3887:


Attachment: HDFS-3887.patch

> Remove redundant chooseTarget methods in BlockPlacementPolicy.java
> --
>
> Key: HDFS-3887
> URL: https://issues.apache.org/jira/browse/HDFS-3887
> Project: Hadoop HDFS
>  Issue Type: Improvement
>Affects Versions: 3.0.0
>Reporter: Jing Zhao
>Assignee: Jing Zhao
>Priority: Trivial
> Attachments: HDFS-3887.patch
>
>
> BlockPlacementPolicy.java contains multiple chooseTarget() methods with 
> different parameter lists. It is difficult to follow and understand the code 
> since some chooseTarget methods only have minor differences and some of them 
> are only invoked by testing code. 
> In this patch, I try to remove some of the chooseTarget methods and only keep 
> three of them: two abstract methods and the third one using BlockCollection 
> as its parameter.

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