Class: ActiveSupport::Notifications::InstrumentationRegistry

Inherits:

Object

• Object
• ActiveSupport::Notifications::InstrumentationRegistry

Extended by:

PerThreadRegistry

Defined in:

activesupport/lib/active_support/notifications.rb

Overview

This class is a registry which holds all of the Instrumenter objects in a particular thread local. To access the Instrumenter object for a particular notifier, you can call the following method:

InstrumentationRegistry.instrumenter_for(notifier)

The instrumenters for multiple notifiers are held in a single instance of this class.

Instance Method Summary

• #initialize ⇒ InstrumentationRegistry constructor

  A new instance of InstrumentationRegistry.

• #instrumenter_for(notifier) ⇒ Object

Methods included from PerThreadRegistry

extended, instance

Constructor Details

#initialize ⇒ InstrumentationRegistry

Returns a new instance of InstrumentationRegistry.

# File 'activesupport/lib/active_support/notifications.rb', line 196

def initialize
  @registry = {}
end

Instance Method Details

#instrumenter_for(notifier) ⇒ Object

# File 'activesupport/lib/active_support/notifications.rb', line 200

def instrumenter_for(notifier)
  @registry[notifier] ||= Instrumenter.new(notifier)
end