51 lines
1.6 KiB
Ruby
51 lines
1.6 KiB
Ruby
require "active_support/core_ext/string/inflections"
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module ActiveJob
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# The <tt>ActiveJob::QueueAdapter</tt> module is used to load the
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# correct adapter. The default queue adapter is the +:async+ queue.
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module QueueAdapter #:nodoc:
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extend ActiveSupport::Concern
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included do
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class_attribute :_queue_adapter, instance_accessor: false, instance_predicate: false
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self.queue_adapter = :async
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end
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# Includes the setter method for changing the active queue adapter.
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module ClassMethods
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# Returns the backend queue provider. The default queue adapter
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# is the +:async+ queue. See QueueAdapters for more information.
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def queue_adapter
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_queue_adapter
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end
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# Specify the backend queue provider. The default queue adapter
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# is the +:async+ queue. See QueueAdapters for more
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# information.
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def queue_adapter=(name_or_adapter_or_class)
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self._queue_adapter = interpret_adapter(name_or_adapter_or_class)
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end
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private
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def interpret_adapter(name_or_adapter_or_class)
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case name_or_adapter_or_class
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when Symbol, String
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ActiveJob::QueueAdapters.lookup(name_or_adapter_or_class).new
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else
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if queue_adapter?(name_or_adapter_or_class)
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name_or_adapter_or_class
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else
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raise ArgumentError
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end
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end
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end
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QUEUE_ADAPTER_METHODS = [:enqueue, :enqueue_at].freeze
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def queue_adapter?(object)
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QUEUE_ADAPTER_METHODS.all? { |meth| object.respond_to?(meth) }
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end
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end
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end
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end
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