diff options
Diffstat (limited to 'activesupport/lib/active_support/cache/mem_cache_store.rb')
-rw-r--r-- | activesupport/lib/active_support/cache/mem_cache_store.rb | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/cache/mem_cache_store.rb b/activesupport/lib/active_support/cache/mem_cache_store.rb index f9a7fb1440..4d8e1fdd67 100644 --- a/activesupport/lib/active_support/cache/mem_cache_store.rb +++ b/activesupport/lib/active_support/cache/mem_cache_store.rb @@ -13,6 +13,7 @@ module ActiveSupport # server goes down, then MemCacheStore will ignore it until it goes back # online. # - Time-based expiry support. See #write and the +:expires_in+ option. + # - Per-request in memory cache for all communication with the MemCache server(s). class MemCacheStore < Store module Response # :nodoc: STORED = "STORED\r\n" @@ -38,6 +39,8 @@ module ActiveSupport addresses = ["localhost"] if addresses.empty? @addresses = addresses @data = MemCache.new(addresses, options) + + extend Strategy::LocalCache end def read(key, options = nil) # :nodoc: @@ -80,6 +83,7 @@ module ActiveSupport def exist?(key, options = nil) # :nodoc: # Doesn't call super, cause exist? in memcache is in fact a read # But who cares? Reading is very fast anyway + # Local cache is checked first, if it doesn't know then memcache itself is read from !read(key, options).nil? end @@ -94,7 +98,6 @@ module ActiveSupport def decrement(key, amount = 1) # :nodoc: log("decrement", key, amount) - response = @data.decr(key, amount) response == Response::NOT_FOUND ? nil : response rescue MemCache::MemCacheError @@ -102,6 +105,8 @@ module ActiveSupport end def delete_matched(matcher, options = nil) # :nodoc: + # don't do any local caching at present, just pass + # through and let the error happen super raise "Not supported by Memcache" end |