Why is Stream<T> not an Iterable<T> ?
brian.goetz at oracle.com
Wed Mar 27 08:03:30 PDT 2013
> I still wonder what is supposed to happen if stream.iterator() is
> called repeatedly on Stream object?
> The Javadoc only says "Return an iterator for the elements of this
> stream. This is a terminal operation."
Its a terminal operation. If you try to call another terminal operation, it will fail because the stream is used.
> If it is a terminal operation, I guess it internally creates a
Not at all. It creates an Iterator. Streams are lazy. Iterators are lazy. No problem.
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