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Posted to issues@flink.apache.org by "Chesnay Schepler (JIRA)" <ji...@apache.org> on 2018/05/10 11:54:00 UTC

[jira] [Closed] (FLINK-9317) Async I/O API Example For Scala has Variable Name error

     [ https://issues.apache.org/jira/browse/FLINK-9317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chesnay Schepler closed FLINK-9317.
-----------------------------------
       Resolution: Fixed
    Fix Version/s: 1.4.3
                   1.5.0

master: afcdb26408eb6de5f529c2df3424cc80a61062f8
1.5: 6389f4ed9c21d77836c232fed5116044d01cb5b0
1.4: 695b95a6dfbee8a707b155e187a49467538e931f

> Async I/O API Example For Scala has Variable Name error
> -------------------------------------------------------
>
>                 Key: FLINK-9317
>                 URL: https://issues.apache.org/jira/browse/FLINK-9317
>             Project: Flink
>          Issue Type: Bug
>          Components: Documentation
>    Affects Versions: 1.4.2
>            Reporter: Yazdan Shirvany
>            Priority: Minor
>              Labels: documentation
>             Fix For: 1.5.0, 1.4.3
>
>
> h2. Async I/O API Scala Example has duplicated {{resultFuture variable with different data type.}}
>  
> {{resultFuture: ResultFuture[(String, String)]}}
> val resultFuture: Future[String]
>  
> {{this cause error on compile as variables have same naming.}}
>  
> {{In order to example works properly we need to update variable names to be distinct,}}
>  
> {{```}}
> override def asyncInvoke(input: (String,String, String), resultFuture: ResultFuture[(String,String, String, String)]): Unit = {
> // issue the asynchronous request, receive a future for the result
>  val *resultFutureRequested*: Future[String] = Future
> { // client2.query(str) client.getAccountReferenceId(token, input._1) }
> // set the callback to be executed once the request by the client is complete
>  // the callback simply forwards the result to the result future
>  *resultFutureRequested*.onSuccess {
>  case result: String =>
> { resultFuture.complete(Iterable((input._1, input._2, input._3, result))) }
> }
>  }
> {{```}}
>  
>  



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