// -*- C++ -*-
// LF_Follower.cpp,v 1.3 2003/10/28 18:29:15 bala Exp

#include "tao/LF_Follower.h"
#include "tao/Leader_Follower.h"

#if !defined (__ACE_INLINE__)
# include "tao/LF_Follower.inl"
#endif /* __ACE_INLINE__ */

ACE_RCSID (tao, 
           LF_Follower, 
           "LF_Follower.cpp,v 1.3 2003/10/28 18:29:15 bala Exp")

TAO_LF_Follower::TAO_LF_Follower (TAO_Leader_Follower &leader_follower)
  : leader_follower_ (leader_follower)
  , condition_ (leader_follower.lock ())
{
}

TAO_LF_Follower::~TAO_LF_Follower (void)
{
}

int
TAO_LF_Follower::signal (void)
{
  // We *must* remove ourselves from the list of followers, otherwise
  // we could get signalled twice: to wake up as a follower and as the
  // next leader.
  // The follower may not be there if the reply is received while
  // the consumer is not yet waiting for it (i.e. it send the
  // request but has not blocked to receive the reply yet).
  // Ignore errors.
  (void) this->leader_follower_.remove_follower (this);

  return this->condition_.signal ();
}

#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)

template class ACE_Intrusive_List_Node<TAO_LF_Follower>;

#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)

#pragma instantiate ACE_Intrusive_List_Node<TAO_LF_Follower>

#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
