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https://issues.apache.org/jira/browse/SPARK-12177?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15075230#comment-15075230
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Mario Briggs edited comment on SPARK-12177 at 12/30/15 5:24 PM:
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you could also get just a few of the records you want i.e. not all in 1 shot.
So a gist below
override def getNext(): R = {
if (iter == null || !iter.hasNext) {
iter = consumer.poll(pollTime).iterator()
}
if (!iter.hasNext) {
if ( requestOffset < part.untilOffset ) {
// need to make another poll() and recheck above. So make a
recursive call i.e. 'return getnext()' here ?
}
finished = true
null.asInstanceOf[R]
} else {
...
was (Author: mariobriggs):
you could also get just a few of the records you want i.e. not all in 1 shot
override def getNext(): R = {
if (iter == null || !iter.hasNext) {
iter = consumer.poll(pollTime).iterator()
}
if (!iter.hasNext) {
if ( requestOffset < part.untilOffset ) {
// need to make another poll() and recheck above. So make a
recursive call i.e. 'return getnext()' here ?
}
finished = true
null.asInstanceOf[R]
} else {
...
> Update KafkaDStreams to new Kafka 0.9 Consumer API
> --------------------------------------------------
>
> Key: SPARK-12177
> URL: https://issues.apache.org/jira/browse/SPARK-12177
> Project: Spark
> Issue Type: Improvement
> Components: Streaming
> Affects Versions: 1.6.0
> Reporter: Nikita Tarasenko
> Labels: consumer, kafka
>
> Kafka 0.9 already released and it introduce new consumer API that not
> compatible with old one. So, I added new consumer api. I made separate
> classes in package org.apache.spark.streaming.kafka.v09 with changed API. I
> didn't remove old classes for more backward compatibility. User will not need
> to change his old spark applications when he uprgade to new Spark version.
> Please rewiew my changes
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