spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Edward Sargisson (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-7096) Java example for Streaming on site uses map instead of mapToPair
Date Thu, 23 Apr 2015 18:12:39 GMT

     [ https://issues.apache.org/jira/browse/SPARK-7096?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Edward Sargisson updated SPARK-7096:
------------------------------------
    Description: 
https://spark.apache.org/docs/latest/streaming-programming-guide.html

Here word count example for java is incorrect. It should be mapToPair instead of map. 

Incorrect:
{noformat}
JavaPairDStream<String, Integer> pairs = words.map(
  new PairFunction<String, String, Integer>() {
    @Override public Tuple2<String, Integer> call(String s) throws Exception {
      return new Tuple2<String, Integer>(s, 1);
    }
  });
{noformat}

  was:
https://spark.apache.org/examples.html

Here word count example for java is incorrect. It should be mapToPair instead of map. Correct
example is here:

https://github.com/apache/spark/blob/master/examples/src/main/java/org/apache/spark/examples/JavaWordCount.java


> Java example for Streaming on site uses map instead of mapToPair
> ----------------------------------------------------------------
>
>                 Key: SPARK-7096
>                 URL: https://issues.apache.org/jira/browse/SPARK-7096
>             Project: Spark
>          Issue Type: Bug
>          Components: Documentation, Java API
>    Affects Versions: 1.3.1
>         Environment: Web
>            Reporter: Edward Sargisson
>            Assignee: Reynold Xin
>            Priority: Minor
>
> https://spark.apache.org/docs/latest/streaming-programming-guide.html
> Here word count example for java is incorrect. It should be mapToPair instead of map.

> Incorrect:
> {noformat}
> JavaPairDStream<String, Integer> pairs = words.map(
>   new PairFunction<String, String, Integer>() {
>     @Override public Tuple2<String, Integer> call(String s) throws Exception {
>       return new Tuple2<String, Integer>(s, 1);
>     }
>   });
> {noformat}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org


Mime
View raw message