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https://issues.apache.org/jira/browse/SPARK-46325?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved SPARK-46325.
-----------------------------------
Fix Version/s: 4.0.0
Resolution: Fixed
Issue resolved by pull request 44255
[https://github.com/apache/spark/pull/44255]
> Remove unnecessary override functions when constructing
> `WrappedCloseableIterator` in `ResponseValidator#wrapIterator`
> ----------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-46325
> URL: https://issues.apache.org/jira/browse/SPARK-46325
> Project: Spark
> Issue Type: Improvement
> Components: Connect
> Affects Versions: 4.0.0
> Reporter: Yang Jie
> Assignee: Yang Jie
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> Should reuse functions defined in {{WrappedCloseableIterator}} instead of
> overriding them
>
> *ResponseValidator#wrapIterator*
>
> {code:java}
> def wrapIterator[T <: GeneratedMessageV3, V <: CloseableIterator[T]](
> inner: V): WrappedCloseableIterator[T] = {
> new WrappedCloseableIterator[T] {
> override def innerIterator: Iterator[T] = inner
> override def hasNext: Boolean = {
> innerIterator.hasNext
> }
> override def next(): T = {
> verifyResponse {
> innerIterator.next()
> }
> }
> override def close(): Unit = {
> innerIterator match {
> case it: CloseableIterator[T] => it.close()
> case _ => // nothing
> }
> }
> }
> } {code}
> *WrappedCloseableIterator*
>
> {code:java}
> private[sql] abstract class WrappedCloseableIterator[E] extends
> CloseableIterator[E] {
> def innerIterator: Iterator[E]
> override def next(): E = innerIterator.next()
> override def hasNext: Boolean = innerIterator.hasNext
> override def close(): Unit = innerIterator match {
> case it: CloseableIterator[E] => it.close()
> case _ => // nothing
> }
> } {code}
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