Hi,

On Tue, Nov 24, 2009 at 6:38 PM, Chris Jenkins <cdpjenk...@gmail.com> wrote:

> Is it possible to set *warn-on-reflection* such that it can be seen by
> multiple threads? I can't use def to define *warn-on-reflection* because it
> is defined in another namespace. I can use set! to change the value of the
> binding for one thread but this is not seen by other threads:
>
> (set! *warn-on-reflection* true)
> (.start (Thread. #(println *warn-on-reflection*)))
>
> ...prints false
>
> The reason that I would like to do this is that I'm writing a program that
> uses Swing and I'd like to see if reflection is used on callbacks that
> execute on the AWT event thread... ideally without having to figure out how
> to make Swing call my function that sets *warn-on-reflection* before it does
> anything else.
>

*warn-on-reflection* is a compile-time flag, not a runtime flag so, unless
you are using eval in the event thread, you don't need to care. Clojure
outputs the warnings once: when you define the function.

hth,

Christophe

-- 
Professional: http://cgrand.net/ (fr)
On Clojure: http://clj-me.cgrand.net/ (en)

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