Non interference enforcement

Joe Bowbeer joe.bowbeer at
Wed Sep 26 06:45:15 PDT 2012

Btw, at first glance, this code snippet looked like ListIterator code that
would be allowed.

What about the following?  Is it legal?

listIterator.forEach(e -> { listIterator.remove(e); });

On Wed, Sep 26, 2012 at 6:26 AM, Remi Forax <forax at> wrote:

> We currently ask users to write lambdas that doesn't interfere with the
> source collection
> of a stream but it's not enforced in the code.
> By example,
> -> { list.remove(e); });
> may works or not depending how the pipeline is implemented.
> This is a serous departure for the current way java.util collections works
> and I wonder if we should not keep the fail-fast guarantee for those
> collections.
> Rémi

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