You cannot control what kind of SourceContext is passed into your function.

What are you trying to achieve?

On 15/05/2019 09:30, Debasish Ghosh wrote:
Hi -

I have a custom SourceFunction ..

class MySourceFunction[T](data: Seq[T]) extends SourceFunction[T] {
  def run(ctx: SourceContext[T]): Unit = {
    data.foreach(d ⇒ ctx.collect(d))
  }
}

When this function is run during job execution, the SourceContext that gets passed serializes the data. I would like to pass a mock SourceContext (similar to https://github.com/apache/flink/blob/master/flink-streaming-java/src/test/java/org/apache/flink/streaming/api/functions/ListSourceContext.java) in the run method. How do I do this ? Note I am not invoking the run method explicitly anywhere.

Any help will be appreciated.

regards.

--
Debasish Ghosh
http://manning.com/ghosh2
http://manning.com/ghosh

Twttr: @debasishg
Blog: http://debasishg.blogspot.com
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