make specific objects into monitors. : Synchronization « Threads « Ruby

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Ruby » Threads » Synchronization

make specific objects into monitors.





require 'monitor' 

class Counter 

    attr_reader :count 



    def initialize 

        @count = 0 

    end 



    def tick 

        @count += 1 

    end 

end 





c = Counter.new 

c.extend(MonitorMixin) 



t1 = Thread.new { 10000.times { c.synchronize { c.tick } } } 

t2 = Thread.new { 10000.times { c.synchronize { c.tick } } } 





t1.join; t2.join 

c.count # 20000

Related examples in the same category

1.	Multithreads without synchronization
2.	Controlling the Thread Scheduler
3.	This is easy using monitors.
4.	Use monitor to lock
5.	Synchronizing Access to an Object

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