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na-ka-na/gist:562631

Created September 2, 2010 17:58
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gistfile1.clj
(dotimes [_ 10]
(let [a (ref -100)
f1 (future (dosync (println "Trying T1")
(if (= @a 10)
(ref-set a @a)
(do (Thread/sleep 4000)
(println "Done T1")))))
_ (Thread/sleep 1000)
f2 (future (dosync (println "Trying T2")
(ref-set a 15)))]
(deref f1)
(deref f2)
(println @a)
(println "------------")
(Thread/sleep 1000)))
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Trying T1
Trying T2
Done T1
15
------------
Please comment if anyone gets:
Trying T1
Trying T2
Trying T1
Done T1
10
--------------------------------
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