Module: MutexCode

Included in:
ContextR::ClassMethods
Defined in:
lib/contextr/modules/mutex_code.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#is_blocked? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/contextr/modules/mutex_code.rb', line 13

def is_blocked?
  semaphore.locked?
end

#only_once ⇒ Object 



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# File 'lib/contextr/modules/mutex_code.rb', line 17

def only_once
  synchronized do
    yield
  end unless is_blocked?
end

#semaphore ⇒ Object 



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# File 'lib/contextr/modules/mutex_code.rb', line 3

def semaphore
  @semaphore ||= Mutex.new
end

#synchronized ⇒ Object 



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# File 'lib/contextr/modules/mutex_code.rb', line 7

def synchronized
  semaphore.synchronize do
    yield
  end
end