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authorAaron Patterson <aaron.patterson@gmail.com>2012-06-19 10:33:32 -0700
committerAaron Patterson <aaron.patterson@gmail.com>2012-06-19 10:37:50 -0700
commit0b38152195325e35025f483896b8676aeb0442b1 (patch)
treea99908fcc5849514da5b4e9af68db2f91b6d726d /activesupport
parent644a1796c67ed4d55e2d2ae7182a6a020350f13c (diff)
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documenting concurrency rules for the Fanout class
Diffstat (limited to 'activesupport')
-rw-r--r--activesupport/lib/active_support/notifications/fanout.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/notifications/fanout.rb b/activesupport/lib/active_support/notifications/fanout.rb
index 17c99089c1..343bf478a3 100644
--- a/activesupport/lib/active_support/notifications/fanout.rb
+++ b/activesupport/lib/active_support/notifications/fanout.rb
@@ -2,6 +2,9 @@ module ActiveSupport
module Notifications
# This is a default queue implementation that ships with Notifications.
# It just pushes events to all registered log subscribers.
+ #
+ # Only one of these objects should instantiated per thread. Concurrent
+ # access to this class is not allowed.
class Fanout
def initialize
@subscribers = []