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// $Id$
#include "orbsvcs/LoadBalancing/LB_Pull_Handler.h"
#include "orbsvcs/LoadBalancing/LB_LoadManager.h"
#include "tao/debug.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
TAO_LB_Pull_Handler::TAO_LB_Pull_Handler (void)
: monitor_map_ (0),
load_manager_ (0)
{
}
void
TAO_LB_Pull_Handler::initialize (TAO_LB_MonitorMap * monitor_map,
TAO_LB_LoadManager * load_manager)
{
this->monitor_map_ = monitor_map;
this->load_manager_ = load_manager;
}
int
TAO_LB_Pull_Handler::handle_timeout (
const ACE_Time_Value & /* current_time */,
const void * /* arg */)
{
// @todo Fix the race condtions in this method.
TAO_LB_MonitorMap::iterator begin = this->monitor_map_->begin ();
TAO_LB_MonitorMap::iterator end = this->monitor_map_->end ();
if (begin == end)
return 0; // No work to be done.
try
{
// Iterate over all registered load monitors.
//
// @todo This could be potentially very slow. Improve concurrent
// operation at some point in the near future.
for (TAO_LB_MonitorMap::iterator i = begin; i != end; ++i)
{
const PortableGroup::Location & location = (*i).ext_id_;
CosLoadBalancing::LoadMonitor_var & monitor = (*i).int_id_;
// The load monitor reference should never be nil since the
// LoadManager prevents nil load monitor references from
// being registered.
CosLoadBalancing::LoadList_var load_list =
monitor->loads ();
this->load_manager_->push_loads (location,
load_list.in ());
// ORBSVCS_DEBUG ((LM_DEBUG,
// "LOCATION = %s\tLOAD = %f\n",
// location[0].id.in (),
// load_list[0].value));
}
}
catch (const CORBA::Exception& ex)
{
// Catch the exception and ignore it.
if (TAO_debug_level > 0)
ex._tao_print_exception ("(%P|%t) PullHandler::handle_timeout()\n");
}
return 0;
}
TAO_END_VERSIONED_NAMESPACE_DECL
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