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https://issues.apache.org/jira/browse/FLUME-1089?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13250325#comment-13250325
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[email protected] commented on FLUME-1089:
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Thanks for the patch Brock. I think what this patch does is forces a state 
transition on close no matter what. This has the potential of covering up for 
programmatic problems that could lead to resource/tx leaks in the system which 
I feel should not happen. If a component is buggy, the other components around 
it should not try to coverup.

Another way to look at it is - the close() method should not throw an exception 
ever. This can be further reinforced by having a thread local transaction that 
is discarded on close.

- Arvind


On 2012-04-05 03:05:51, Brock Noland wrote:
bq.  
bq.  -----------------------------------------------------------
bq.  This is an automatically generated e-mail. To reply, visit:
bq.  https://reviews.apache.org/r/4655/
bq.  -----------------------------------------------------------
bq.  
bq.  (Updated 2012-04-05 03:05:51)
bq.  
bq.  
bq.  Review request for Flume.
bq.  
bq.  
bq.  Summary
bq.  -------
bq.  
bq.  Allowing the calling of transaction.close() at any point of time.
bq.  
bq.  
bq.  This addresses bug FLUME-1089.
bq.      https://issues.apache.org/jira/browse/FLUME-1089
bq.  
bq.  
bq.  Diffs
bq.  -----
bq.  
bq.    
flume-ng-core/src/main/java/org/apache/flume/channel/BasicTransactionSemantics.java
 403cbca 
bq.    
flume-ng-core/src/test/java/org/apache/flume/channel/TestBasicChannelSemantics.java
 80020fc 
bq.    
flume-ng-core/src/test/java/org/apache/flume/channel/TestMemoryChannelTransaction.java
 bc81f26 
bq.  
bq.  Diff: https://reviews.apache.org/r/4655/diff
bq.  
bq.  
bq.  Testing
bq.  -------
bq.  
bq.  Unit tests pass.
bq.  
bq.  
bq.  Thanks,
bq.  
bq.  Brock
bq.  
bq.


                
> Transaction.close should be safe to call at any point
> -----------------------------------------------------
>
>                 Key: FLUME-1089
>                 URL: https://issues.apache.org/jira/browse/FLUME-1089
>             Project: Flume
>          Issue Type: Improvement
>    Affects Versions: v1.2.0
>            Reporter: Brock Noland
>            Assignee: Brock Noland
>         Attachments: FLUME-1089-0.patch, FLUME-1089-1.patch
>
>
> We are struggling with error handling in regards to transactions. The general 
> consensus is that it should be safe to call close on a transaction at any 
> point.
> Discussion on flume-dev here:
> http://mail-archives.apache.org/mod_mbox/incubator-flume-dev/201203.mbox/%3CCAFukC=5X99U=aOZ5qMR_OoF=pz9f7yhl6ofkyzu08ut4or0...@mail.gmail.com%3E

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