[jira] [Commented] (ARROW-6871) [Java] Enhance TransferPair related parameters check and tests

2019-10-14 Thread Ji Liu (Jira)


[ 
https://issues.apache.org/jira/browse/ARROW-6871?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16950754#comment-16950754
 ] 

Ji Liu commented on ARROW-6871:
---

Thanks for your reminder, I will also add a benchmark, if there's no much 
regression, params check is needed/corrected to avoid potential problems.

> [Java] Enhance TransferPair related parameters check and tests
> --
>
> Key: ARROW-6871
> URL: https://issues.apache.org/jira/browse/ARROW-6871
> Project: Apache Arrow
>  Issue Type: Bug
>  Components: Java
>Reporter: Ji Liu
>Assignee: Ji Liu
>Priority: Major
>
> {{TransferPair}} related param checks in different classes have potential 
> problems:
> i. {{copyValueSafe}} do not check from index, if from > valueCount, no error 
> is shown.
> ii. {{splitAndTansfer}} has no indices check in classes like {{VarcharVector}}
> iii. {{splitAndTranser}} indices check in classes like UnionVector is not 
> correct (Preconditions.checkArgument(startIndex + length <= valueCount)), 
> should check params separately.
> iv. some assert usages should be replaced with {{Preconditions}}.
> v. should add more UT to cover corner cases.



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[jira] [Commented] (ARROW-6871) [Java] Enhance TransferPair related parameters check and tests

2019-10-13 Thread Liya Fan (Jira)


[ 
https://issues.apache.org/jira/browse/ARROW-6871?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16950711#comment-16950711
 ] 

Liya Fan commented on ARROW-6871:
-

+1 for adding more UT to test corner cases.

Please note that some of the operations are performance critical, so please pay 
attention to the performance impacts.

> [Java] Enhance TransferPair related parameters check and tests
> --
>
> Key: ARROW-6871
> URL: https://issues.apache.org/jira/browse/ARROW-6871
> Project: Apache Arrow
>  Issue Type: Bug
>  Components: Java
>Reporter: Ji Liu
>Assignee: Ji Liu
>Priority: Major
>
> {{TransferPair}} related param checks in different classes have potential 
> problems:
> i. {{copyValueSafe}} do not check from index, if from > valueCount, no error 
> is shown.
> ii. {{splitAndTansfer}} has no indices check in classes like {{VarcharVector}}
> iii. {{splitAndTranser}} indices check in classes like UnionVector is not 
> correct (Preconditions.checkArgument(startIndex + length <= valueCount)), 
> should check params separately.
> iv. some assert usages should be replaced with {{Preconditions}}.
> v. should add more UT to cover corner cases.



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