TAO: LF_Event.cpp Source File

00001 // $Id: LF_Event.cpp 76687 2007-01-29 19:18:13Z johnnyw $
00002 
00003 #include "tao/LF_Event.h"
00004 #include "tao/LF_Follower.h"
00005 #include "tao/Leader_Follower.h"
00006 #include "ace/Guard_T.h"
00007 
00008 #if !defined (__ACE_INLINE__)
00009 # include "tao/LF_Event.inl"
00010 #endif /* __ACE_INLINE__ */
00011 
00012 ACE_RCSID (tao,
00013            LF_Event,
00014            "$Id: LF_Event.cpp 76687 2007-01-29 19:18:13Z johnnyw $")
00015 
00016 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
00017 
00018 TAO_LF_Event::TAO_LF_Event (void)
00019   : state_ (TAO_LF_Event::LFS_IDLE)
00020   , follower_ (0)
00021 {
00022 }
00023 
00024 TAO_LF_Event::~TAO_LF_Event (void)
00025 {
00026 }
00027 
00028 void
00029 TAO_LF_Event::state_changed (int new_state, TAO_Leader_Follower &lf)
00030 {
00031   ACE_GUARD (TAO_SYNCH_MUTEX, ace_mon, lf.lock ());
00032 
00033   if (this->is_state_final () == 0)
00034     {
00035       this->state_changed_i (new_state);
00036 
00037       /// Sort of double-checked optimization..
00038       if (this->follower_ != 0)
00039         this->follower_->signal ();
00040     }
00041 }
00042 
00043 void
00044 TAO_LF_Event::set_state (int new_state)
00045 {
00046   this->state_ = new_state;
00047 }
00048 
00049 TAO_END_VERSIONED_NAMESPACE_DECL