diff options
Diffstat (limited to 'activesupport/lib/active_support/cache.rb')
-rw-r--r-- | activesupport/lib/active_support/cache.rb | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb index fdef9cbfc0..837974bc85 100644 --- a/activesupport/lib/active_support/cache.rb +++ b/activesupport/lib/active_support/cache.rb @@ -353,8 +353,11 @@ module ActiveSupport # Returns a hash with the data for each of the names. For example: # # cache.write("bim", "bam") - # cache.fetch_multi("bim", "boom") { |key| key * 2 } - # # => { "bam" => "bam", "boom" => "boomboom" } + # cache.fetch_multi("bim", "unknown_key") do |key| + # "Fallback value for key: #{key}" + # end + # # => { "bim" => "bam", + # # "unknown_key" => "Fallback value for key: unknown_key" } # def fetch_multi(*names) options = names.extract_options! @@ -563,9 +566,9 @@ module ActiveSupport def handle_expired_entry(entry, key, options) if entry && entry.expired? race_ttl = options[:race_condition_ttl].to_i - if race_ttl && (Time.now.to_f - entry.expires_at <= race_ttl) - # When an entry has :race_condition_ttl defined, put the stale entry back into the cache - # for a brief period while the entry is begin recalculated. + if (race_ttl > 0) && (Time.now.to_f - entry.expires_at <= race_ttl) + # When an entry has a positive :race_condition_ttl defined, put the stale entry back into the cache + # for a brief period while the entry is being recalculated. entry.expires_at = Time.now + race_ttl write_entry(key, entry, :expires_in => race_ttl * 2) else |