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From Suneel Marthi <smar...@apache.org>
Subject Re: Convert Datastream to Collector or List
Date Wed, 16 Mar 2016 11:50:07 GMT
DataStream<String> ds = .......

Iterator<String> iter = DataStreamUtils.collect(ds);

List<String> list = Lists.newArrayList(iterator);

Hope that helps.


On Wed, Mar 16, 2016 at 7:37 AM, Ahmed Nader <ahmednader839@gmail.com>
wrote:

> Hi,
> I want to pass an object of type DataStream ,after applying map function
> on it, as a parameter to be used somewhere else. But when i do so, i get an
> error message of trying to access a null context object.
> Is there a way that i can convert this DataStream object to a list or a
> collector so as to be used somewhere else afterwards.
> Thanks,
> Ahmed
>

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