diff options
Diffstat (limited to 'activerecord/lib/active_record/runtime_registry.rb')
| -rw-r--r-- | activerecord/lib/active_record/runtime_registry.rb | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/activerecord/lib/active_record/runtime_registry.rb b/activerecord/lib/active_record/runtime_registry.rb index 71b281d844..17890dd29f 100644 --- a/activerecord/lib/active_record/runtime_registry.rb +++ b/activerecord/lib/active_record/runtime_registry.rb @@ -1,29 +1,14 @@ require 'active_support/per_thread_registry' module ActiveRecord - # This is a registry class for storing local variables in Active Record. The - # class allows you to access variables that are local to the current thread. - # These thread local variables are stored as attributes in the - # +RuntimeRegistry+ class. - # - # You can access the thread local variables by calling a variable's name on - # the +RuntimeRegistry+ class. For example, if you wanted to obtain the - # connection handler for the current thread, you would invoke: - # - # ActiveRecord::RuntimeRegistry.instance.connection_handler - # - # The +PerThreadRegistry+ module will make a new +RuntimeRegistry+ instance - # and store it in +Thread.current+. Whenever you make a call for an attribute - # on the +RuntimeRegistry+ class, the call will be sent to the instance that - # is stored in +Thread.current+. - # - # Note that you can also make the following call which would provide an - # equivalent result as the previous code: + # This is a thread locals registry for Active Record. For example # # ActiveRecord::RuntimeRegistry.connection_handler # - # However, this is less performant because it makes a call to +method_missing+ - # before it sends the method call to the +instance+. + # returns the connection handler local to the current thread. + # + # See the documentation of <tt>ActiveSupport::PerThreadRegistry</tt> + # for further details. class RuntimeRegistry extend ActiveSupport::PerThreadRegistry |