[SPARK-21508][DOC] Fix example code provided in Spark Streaming Documentation#18770
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…m Receivers Documentation
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Test build #3860 has finished for PR 18770 at commit
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…entation ## What changes were proposed in this pull request? JIRA ticket : [SPARK-21508](https://issues.apache.org/jira/projects/SPARK/issues/SPARK-21508) correcting a mistake in example code provided in Spark Streaming Custom Receivers Documentation The example code provided in the documentation on 'Spark Streaming Custom Receivers' has an error. doc link : https://spark.apache.org/docs/latest/streaming-custom-receivers.html ``` // Assuming ssc is the StreamingContext val customReceiverStream = ssc.receiverStream(new CustomReceiver(host, port)) val words = lines.flatMap(_.split(" ")) ... ``` instead of `lines.flatMap(_.split(" "))` it should be `customReceiverStream.flatMap(_.split(" "))` ## How was this patch tested? this documentation change is tested manually by jekyll build , running below commands ``` jekyll build jekyll serve --watch ``` screen-shots provided below   Author: Remis Haroon <Remis.Haroon@insdc01.pwc.com> Closes #18770 from remisharoon/master. (cherry picked from commit c143820) Signed-off-by: Sean Owen <sowen@cloudera.com>
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…entation ## What changes were proposed in this pull request? JIRA ticket : [SPARK-21508](https://issues.apache.org/jira/projects/SPARK/issues/SPARK-21508) correcting a mistake in example code provided in Spark Streaming Custom Receivers Documentation The example code provided in the documentation on 'Spark Streaming Custom Receivers' has an error. doc link : https://spark.apache.org/docs/latest/streaming-custom-receivers.html ``` // Assuming ssc is the StreamingContext val customReceiverStream = ssc.receiverStream(new CustomReceiver(host, port)) val words = lines.flatMap(_.split(" ")) ... ``` instead of `lines.flatMap(_.split(" "))` it should be `customReceiverStream.flatMap(_.split(" "))` ## How was this patch tested? this documentation change is tested manually by jekyll build , running below commands ``` jekyll build jekyll serve --watch ``` screen-shots provided below   Author: Remis Haroon <Remis.Haroon@insdc01.pwc.com> Closes apache#18770 from remisharoon/master. (cherry picked from commit c143820) Signed-off-by: Sean Owen <sowen@cloudera.com>
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What changes were proposed in this pull request?
JIRA ticket : SPARK-21508
correcting a mistake in example code provided in Spark Streaming Custom Receivers Documentation
The example code provided in the documentation on 'Spark Streaming Custom Receivers' has an error.
doc link : https://spark.apache.org/docs/latest/streaming-custom-receivers.html
instead of
lines.flatMap(_.split(" "))it should be
customReceiverStream.flatMap(_.split(" "))How was this patch tested?
this documentation change is tested manually by jekyll build , running below commands
screen-shots provided below
