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// $Id$
#include "ServerApp.h"
#include "Foo_i.h"
#include "OrbShutdownTask.h"
#include "ace/Get_Opt.h"
#include "tao/CSD_ThreadPool/CSD_TP_Strategy.h"
#include "tao/Intrusive_Ref_Count_Handle_T.h"
ServerApp::ServerApp()
: num_clients_ (1)
{
}
ServerApp::~ServerApp()
{
}
int
ServerApp::run(int argc, char* argv[] ACE_ENV_ARG_DECL)
{
CORBA::ORB_var orb = CORBA::ORB_init(argc, argv, "" ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
// Parse the command-line args for this application.
// * Raises -1 if problems are encountered.
// * Returns 1 if the usage statement was explicitly requested.
// * Returns 0 otherwise.
int result = this->parse_args(argc, argv);
if (result != 0)
{
return result;
}
TheOrbShutdownTask::instance()->orb (orb.in ());
CORBA::Object_var obj
= orb->resolve_initial_references("RootPOA" ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (CORBA::is_nil(obj.in()))
{
ACE_ERROR((LM_ERROR,
"(%P|%t) Failed to resolve initial ref for 'RootPOA'.\n"));
ACE_THROW_RETURN (TestException(), -1);
}
PortableServer::POA_var root_poa
= PortableServer::POA::_narrow(obj.in() ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (CORBA::is_nil(root_poa.in()))
{
ACE_ERROR((LM_ERROR,
"(%P|%t) Failed to narrow obj ref to POA interface.\n"));
ACE_THROW_RETURN (TestException(), -1);
}
PortableServer::POAManager_var poa_manager
= root_poa->the_POAManager( ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
// Create the child POA.
CORBA::PolicyList policies(0);
policies.length(0);
PortableServer::POA_var child_poa
= root_poa->create_POA("ChildPoa",
poa_manager.in(),
policies
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (CORBA::is_nil(child_poa.in()))
{
ACE_ERROR((LM_ERROR, "(%P|%t) ERROR [ServerApp::run()]: "
"Failed to create the child POA.\n"));
ACE_THROW_RETURN (TestException(), -1);
}
// Create the thread pool servant dispatching strategy object, and
// hold it in a (local) smart pointer variable.
TAO_Intrusive_Ref_Count_Handle<TAO::CSD::TP_Strategy> csd_tp_strategy =
new TAO::CSD::TP_Strategy();
// Tell the strategy to apply itself to the child poa.
if (csd_tp_strategy->apply_to(child_poa.in() ACE_ENV_ARG_PARAMETER) == false)
{
ACE_ERROR((LM_ERROR, "(%P|%t) ERROR [ServerApp::run()]: "
"Failed to apply custom dispatching strategy to child poa.\n"));
ACE_THROW_RETURN (TestException(), -1);
}
ACE_CHECK_RETURN (-1);
// Create the servant object.
Foo_i* servant = new Foo_i(this->num_clients_);
// local smart pointer variable to deal with releasing the reference
// to the servant object when the smart pointer object falls out of scope.
PortableServer::ServantBase_var owner_transfer(servant);
// Activate the servant using the Child POA.
PortableServer::ObjectId_var oid
= child_poa->activate_object(servant
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
// Obtain the object reference.
obj = child_poa->servant_to_reference(servant ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (CORBA::is_nil(obj.in()))
{
ACE_ERROR((LM_ERROR,
"(%P|%t) Failed to activate servant (Foo_i).\n"));
ACE_THROW_RETURN (TestException(), -1);
}
// Stringify the object reference
CORBA::String_var ior
= orb->object_to_string(obj.in() ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
// Write the stringified object reference to the ior file.
FILE* ior_file = ACE_OS::fopen(this->ior_filename_.c_str(), "w");
if (ior_file == 0)
{
ACE_ERROR((LM_ERROR,
"(%P|%t) Cannot open output file for writing IOR: %s",
this->ior_filename_.c_str()));
ACE_THROW_RETURN (TestException(), -1);
}
ACE_OS::fprintf(ior_file, "%s", ior.in ());
ACE_OS::fclose(ior_file);
// Activate the POA Manager
poa_manager->activate(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp is ready. Running the ORB event loop.\n"));
// Run the ORB event loop.
orb->run(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp ORB has stopped running. "
"Stop the CSD strategy.\n"));
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp is waiting for OrbShutdownTask.\n"));
TheOrbShutdownTask::instance()->wait ();
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp is destroying the Root POA.\n"));
// Sleep for 2 second to let the done() two-way call complete
// before cleanup.
ACE_OS::sleep (2);
// Tear-down the root poa and orb.
root_poa->destroy(1, 1 ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp is destroying the ORB.\n"));
orb->destroy( ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
ACE_DEBUG((LM_DEBUG,
"(%P|%t) ServerApp has completed running successfully.\n"));
return 0;
}
int
ServerApp::parse_args(int argc, char* argv[])
{
this->exe_name_ = argv[0];
ACE_Get_Opt get_opts(argc, argv, "o:n:");
int c;
while ((c = get_opts()) != -1)
{
switch (c)
{
case 'o':
this->ior_filename_ = get_opts.opt_arg();
break;
case 'n':
{
int tmp = ACE_OS::atoi(get_opts.opt_arg());
if (tmp < 1)
{
this->usage_statement();
return -1;
}
this->num_clients_ = tmp;
}
break;
case '?':
this->usage_statement();
return 1;
default:
this->usage_statement();
return -1;
}
}
return 0;
}
void
ServerApp::usage_statement()
{
ACE_ERROR((LM_ERROR,
"Usage: %s [options]\n\n"
"OPTIONS:\n\n"
"\t[-o <ior_filename>]\n"
"\t[-n <num_clients>]\n"
"\t[-?]\n\n",
this->exe_name_.c_str()));
}
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