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Buffers instrumentation events during background execution for later publishing

Namespace
Methods
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Class Public methods

new(intent, instrumenter)

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# File activerecord/lib/active_record/connection_adapters/query_intent.rb, line 12
def initialize(intent, instrumenter)
  @intent = intent
  @instrumenter = instrumenter
  @events = []
end

Instance Public methods

add_event(event)

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# File activerecord/lib/active_record/connection_adapters/query_intent.rb, line 31
def add_event(event)
  @events << event
end

build_handle(name, payload)

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# File activerecord/lib/active_record/connection_adapters/query_intent.rb, line 27
def build_handle(name, payload)
  DeferredHandle.new(self, @instrumenter, name, payload)
end

flush()

Source: show | on GitHub 

# File activerecord/lib/active_record/connection_adapters/query_intent.rb, line 35
def flush
  events, @events = @events, []
  events.each do |event|
    event.payload[:lock_wait] = @intent.lock_wait
    ActiveSupport::Notifications.publish_event(event)
  end
end

instrument(name, payload = {}, &block)

Source: show | on GitHub 

# File activerecord/lib/active_record/connection_adapters/query_intent.rb, line 18
def instrument(name, payload = {}, &block)
  event = @instrumenter.new_event(name, payload)
  begin
    event.record(&block)
  ensure
    @events << event
  end
end