Class: ActiveJob::QueueAdapters::QueueClassicAdapter
- Inherits:
-
Object
- Object
- ActiveJob::QueueAdapters::QueueClassicAdapter
- Defined in:
- lib/active_job/queue_adapters/queue_classic_adapter.rb
Overview
queue_classic adapter for Active Job
queue_classic provides a simple interface to a PostgreSQL-backed message queue. queue_classic specializes in concurrent locking and minimizing database load while providing a simple, intuitive developer experience. queue_classic assumes that you are already using PostgreSQL in your production environment and that adding another dependency (e.g. redis, beanstalkd, 0mq) is undesirable.
Read more about queue_classic here.
To use queue_classic set the queue_adapter config to :queue_classic
.
Rails.application.config.active_job.queue_adapter = :queue_classic
Defined Under Namespace
Classes: JobWrapper
Class Method Summary collapse
-
.build_queue(queue_name) ⇒ Object
Builds a
QC::Queue
object to schedule jobs on. -
.enqueue(job) ⇒ Object
:nodoc:.
-
.enqueue_at(job, timestamp) ⇒ Object
:nodoc:.
Class Method Details
.build_queue(queue_name) ⇒ Object
Builds a QC::Queue
object to schedule jobs on.
If you have a custom QC::Queue
subclass you’ll need to subclass ActiveJob::QueueAdapters::QueueClassicAdapter
and override the build_queue
method.
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# File 'lib/active_job/queue_adapters/queue_classic_adapter.rb', line 40 def build_queue(queue_name) QC::Queue.new(queue_name) end |
.enqueue(job) ⇒ Object
:nodoc:
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# File 'lib/active_job/queue_adapters/queue_classic_adapter.rb', line 21 def enqueue(job) #:nodoc: build_queue(job.queue_name).enqueue("#{JobWrapper.name}.perform", job.serialize) end |
.enqueue_at(job, timestamp) ⇒ Object
:nodoc:
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# File 'lib/active_job/queue_adapters/queue_classic_adapter.rb', line 25 def enqueue_at(job, ) #:nodoc: queue = build_queue(job.queue_name) unless queue.respond_to?(:enqueue_at) raise NotImplementedError, 'To be able to schedule jobs with queue_classic ' \ 'the QC::Queue needs to respond to `enqueue_at(timestamp, method, *args)`. ' \ 'You can implement this yourself or you can use the queue_classic-later gem.' end queue.enqueue_at(, "#{JobWrapper.name}.perform", job.serialize) end |