diff options
Diffstat (limited to 'ace/Timer_Queue.h')
| -rw-r--r-- | ace/Timer_Queue.h | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/ace/Timer_Queue.h b/ace/Timer_Queue.h index 5aa61b1ed0f..b5aa653801c 100644 --- a/ace/Timer_Queue.h +++ b/ace/Timer_Queue.h @@ -102,17 +102,9 @@ class ACE_Export ACE_Timer_Queue // Provides an interface to timers. // // = DESCRIPTION - // This implementation uses a linked list of absolute times. - // Therefore, in the average case, scheduling and canceling - // <ACE_Event_Handler> timers is O(N) (where N is the total - // number of timers) and expiring timers is O(K) (where K is - // the total number of timers that are < the current time of - // day). - // - // More clever implementations could use a delta-list, a heap, - // or timing wheels, etc. For instance, <ACE_Timer_Heap> - // is a subclass of <ACE_Timer_Queue> that implements a - // heap-based callout queue. + // This is an abstract base class that provides hook for + // implementing specialized policies such as <ACE_Timer_List> + // and <ACE_Timer_Heap>. { public: // = Initialization and termination methods. @@ -145,7 +137,7 @@ public: // timers. As long as timers don't stay around longer than this // there should be no problems with accidentally deleting the wrong // timer. Returns -1 on failure (which is guaranteed never to be a - // valid <timer_id>. + // valid <timer_id>). virtual int cancel (ACE_Event_Handler *event_handler) = 0; // Cancel all <event_handlers> that match the address of |