66 lines
2.1 KiB
Ruby
66 lines
2.1 KiB
Ruby
# frozen_string_literal: true
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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_name, instance_accessor: false, instance_predicate: false
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class_attribute :_queue_adapter, instance_accessor: false, instance_predicate: false
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delegate :queue_adapter, to: :class
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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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# Returns string denoting the name of the configured queue adapter.
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# By default returns <tt>"async"</tt>.
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def queue_adapter_name
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_queue_adapter_name
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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)
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case name_or_adapter
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when Symbol, String
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queue_adapter = ActiveJob::QueueAdapters.lookup(name_or_adapter).new
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assign_adapter(name_or_adapter.to_s, queue_adapter)
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else
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if queue_adapter?(name_or_adapter)
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adapter_name = "#{name_or_adapter.class.name.demodulize.remove('Adapter').underscore}"
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assign_adapter(adapter_name, name_or_adapter)
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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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private
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def assign_adapter(adapter_name, queue_adapter)
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self._queue_adapter_name = adapter_name
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self._queue_adapter = queue_adapter
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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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