Class: ActiveJob::Locking::Adapters::Memory

Inherits:
Base
  • Object
show all
Defined in:
lib/activejob/locking/adapters/memory.rb

Instance Attribute Summary

Attributes inherited from Base

#key, #lock_manager, #lock_token, #options

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#initialize, #refresh_lock!

Constructor Details

This class inherits a constructor from ActiveJob::Locking::Adapters::Base

Class Method Details

.lock(key) ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 8

def self.lock(key)
  @mutex.synchronize do
    if @hash[key]
      false
    else
      @hash[key] = Time.now
    end
  end
end

.locked?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/activejob/locking/adapters/memory.rb', line 24

def self.locked?(key)
  @mutex.synchronize do
    @hash.include?(key)
  end
end

.reset ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 30

def self.reset
  @mutex.synchronize do
    @hash = Hash.new
  end
end

.unlock(key) ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 18

def self.unlock(key)
  @mutex.synchronize do
    @hash.delete(key)
  end
end

Instance Method Details

#create_lock_manager ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 36

def create_lock_manager
end

#lock ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 39

def lock
  finish = Time.now + self.options.lock_acquire_time
  sleep_time = [5, self.options.lock_acquire_time / 5].min

  begin
    lock = self.class.lock(key)
    return lock if lock
    sleep(sleep_time)
  end while Time.now < finish

  false
end

#unlock ⇒ Object 



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# File 'lib/activejob/locking/adapters/memory.rb', line 52

def unlock
  self.class.unlock(self.key)
end