From 47683b7d0ec5489aa01d1526c1b147528eca6170 Mon Sep 17 00:00:00 2001 From: Xavier Noria Date: Wed, 24 Feb 2010 01:34:04 +0100 Subject: caching guide: fixes a typo, thanks to Jonathan Bryan --- railties/guides/source/caching_with_rails.textile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'railties/guides/source') diff --git a/railties/guides/source/caching_with_rails.textile b/railties/guides/source/caching_with_rails.textile index ac6f944457..e27c2a6dc6 100644 --- a/railties/guides/source/caching_with_rails.textile +++ b/railties/guides/source/caching_with_rails.textile @@ -152,7 +152,7 @@ expire_fragment('all_available_products') h4. Sweepers -Cache sweeping is a mechanism which allows you to get around having a ton of +expire_{page,action,fragment}+ calls in your code. It does this by moving all the work required to expire cached content into a +ActionController::Caching::Sweeper+ class. This class is an Observer and looks for changes to an object via callbacks, and when a change occurs it expires the caches associated with that object in an around or after filter. +Cache sweeping is a mechanism which allows you to get around having a ton of +expire_{page,action,fragment}+ calls in your code. It does this by moving all the work required to expire cached content into an +ActionController::Caching::Sweeper+ subclass. This class is an observer and looks for changes to an object via callbacks, and when a change occurs it expires the caches associated with that object in an around or after filter. Continuing with our Product controller example, we could rewrite it with a sweeper like this: -- cgit v1.2.3