From 4b229d1034b796e316c8e18ada4b8524d0ab3976 Mon Sep 17 00:00:00 2001 From: David Heinemeier Hansson Date: Wed, 22 Dec 2004 13:54:44 +0000 Subject: Added Base#clear_association_cache to empty all the cached associations #347 [Tobias Luetke] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@252 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- activerecord/lib/active_record/associations.rb | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'activerecord/lib/active_record') diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 68a646f5c6..0336b5d1d3 100755 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -34,6 +34,13 @@ module ActiveRecord base.extend(ClassMethods) end + # Clears out the association cache + def clear_association_cache #:nodoc: + self.class.reflect_on_all_associations.to_a.each do |assoc| + instance_variable_set "@#{assoc.name}", nil + end + end + # Associations are a set of macro-like class methods for tying objects together through foreign keys. They express relationships like # "Project has one Project Manager" or "Project belongs to a Portfolio". Each macro adds a number of methods to the class which are # specialized according to the collection or association symbol and the options hash. It works much the same was as Ruby's own attr* -- cgit v1.2.3