Class: Magent::GenericChannel

Inherits:
Object
  • Object
show all
Defined in:
lib/magent/generic_channel.rb

Direct Known Subclasses

Channel

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ GenericChannel 



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# File 'lib/magent/generic_channel.rb', line 5

def initialize(name)
  @name = name
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/magent/generic_channel.rb', line 3

def name
  @name
end

Instance Method Details

#collection ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 34

def collection
  @collection ||= Magent.database.collection(@name)
end

#dequeue ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 21

def dequeue
  if m = self.next_message
    m["message"]
  end
end

#enqueue(message) ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 9

def enqueue(message)
  collection.save({:_id => generate_uid, :message => message, :priority => 3, :created_at => Time.now.to_i})
end

#message_count ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 13

def message_count
  collection.count # TODO: number of processed messages (create a collection for stats)
end

#next_message ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 27

def next_message
  Magent.database.command(BSON::OrderedHash[:findandmodify, @name,
                           :sort, [{:priority => -1}, {:created_at => 1}],
                           :remove, true
                          ])["value"]
end

#queue_count ⇒ Object 



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# File 'lib/magent/generic_channel.rb', line 17

def queue_count
  collection.count
end