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Contents
# frozen_string_literal: true
require "active_support/rescuable"
module ActiveJob
# = Active Job \Execution
#
# Provides methods to execute jobs immediately, and wraps job execution so
# that exceptions configured with
# {rescue_from}[rdoc-ref:ActiveSupport::Rescuable::ClassMethods#rescue_from]
# are handled.
module Execution
extend ActiveSupport::Concern
include ActiveSupport::Rescuable
# Includes methods for executing and performing jobs instantly.
module ClassMethods
# Performs the job immediately.
#
# MyJob.perform_now("mike")
#
def perform_now(...)
job_or_instantiate(...).perform_now
end
def execute(job_data) # :nodoc:
ActiveJob::Callbacks.run_callbacks(:execute) do
job = deserialize(job_data)
job.perform_now
end
end
end
# Performs the job immediately. The job is not sent to the queuing adapter
# but directly executed by blocking the execution of others until it's finished.
# +perform_now+ returns the value of your job's +perform+ method.
#
# class MyJob < ActiveJob::Base
# def perform
# "Hello World!"
# end
# end
#
# puts MyJob.new(*args).perform_now # => "Hello World!"
def perform_now
# Guard against jobs that were persisted before we started counting executions by zeroing out nil counters
self.executions = (executions || 0) + 1
deserialize_arguments_if_needed
_perform_job
rescue Exception => exception
handled = rescue_with_handler(exception)
return handled if handled
run_after_discard_procs(exception)
raise
end
def perform(*)
fail NotImplementedError
end
private
def _perform_job
ActiveSupport::ExecutionContext[:job] = self
run_callbacks :perform do
perform(*arguments)
end
end
end
end
Version data entries
29 entries across 29 versions & 2 rubygems