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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2015/06/17 20:30:03 UTC
[jira] [Resolved] (SPARK-8412) java#KafkaUtils.createDirectStream
Java(Pair)RDDs do not implement HasOffsetRanges
[ https://issues.apache.org/jira/browse/SPARK-8412?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen resolved SPARK-8412.
------------------------------
Resolution: Not A Problem
The JavaPairRDD doesn't implementing it, but the underlying RDD ({{.rdd()}}) does.
> java#KafkaUtils.createDirectStream Java(Pair)RDDs do not implement HasOffsetRanges
> ----------------------------------------------------------------------------------
>
> Key: SPARK-8412
> URL: https://issues.apache.org/jira/browse/SPARK-8412
> Project: Spark
> Issue Type: Bug
> Components: Streaming
> Affects Versions: 1.3.0
> Reporter: jweinste
> Priority: Critical
>
> // Create direct kafka stream with brokers and topics
> final JavaPairInputDStream<String, String> messages = KafkaUtils.createDirectStream(jssc, String.class, String.class, StringDecoder.class,
> StringDecoder.class, kafkaParams, topics);
> messages.foreachRDD(new Function<JavaPairRDD<String, String>, Void>() {
> @Override
> public Void call(final JavaPairRDD<String, String> rdd) throws Exception {
> if (rdd instanceof HasOffsetRanges) {
> //will never happen.
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