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// $Id$
// ============================================================================
//
// = FILENAME
// Generic_Factory_i.cpp
//
// = DESCRIPTION
// The implementation of a LifeCycle Service GenericFactory for the
// Quoter example.
//
// = AUTHOR
// Michael Kircher (mk1@cs.wustl.edu)
// ============================================================================
#include "ace/Get_Opt.h"
#include "tao/corba.h"
#include "Generic_Factory_i.h"
#include "QuoterC.h"
ACE_RCSID(Quoter, Generic_Factory_i, "$Id$")
// Constructor
Quoter_Generic_Factory_i::Quoter_Generic_Factory_i (void)
{
}
// Destructor.
Quoter_Generic_Factory_i::~Quoter_Generic_Factory_i (void)
{
}
CORBA::Boolean
Quoter_Generic_Factory_i::supports (const CosLifeCycle::Key &,
CORBA::Environment &)
ACE_THROW_SPEC ((CORBA::SystemException))
{
return 0;
}
CosNaming::NamingContext_ptr
Quoter_Generic_Factory_i::get_naming_context (const CosLifeCycle::Key &factory_key,
CORBA::Environment &ACE_TRY_ENV)
{
CosNaming::NamingContext_var quoterNamingContext_var;
ACE_TRY
{
// @@ FIXME Get a reference to the ORB.
CORBA::ORB_ptr orb_ptr =
TAO_ORB_Core_instance ()->orb ();
// Get the Naming Service object reference.
CORBA::Object_var namingObj_var =
orb_ptr->resolve_initial_references ("NameService", ACE_TRY_ENV);
ACE_TRY_CHECK;
if (CORBA::is_nil (namingObj_var.in ()))
ACE_ERROR ((LM_ERROR,
"(%P|%t) Unable get the Naming Service.\n"));
// Narrow the object reference to a Naming Context.
CosNaming::NamingContext_var namingContext_var =
CosNaming::NamingContext::_narrow (namingObj_var.in (),
ACE_TRY_ENV);
ACE_TRY_CHECK;
CosNaming::Name quoterContextName (1); // max = 1
quoterContextName.length (1);
quoterContextName[0].id = CORBA::string_dup ("IDL_Quoter");
// Get the IDL_Quoter naming context.
CORBA::Object_var quoterNamingObj_var =
namingContext_var->resolve (quoterContextName, ACE_TRY_ENV);
ACE_TRY_CHECK;
quoterNamingContext_var =
CosNaming::NamingContext::_narrow (quoterNamingObj_var.in (),
ACE_TRY_ENV);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_THROW_RETURN (CosLifeCycle::NoFactory (factory_key),
CosNaming::NamingContext::_nil ());
}
ACE_ENDTRY;
return quoterNamingContext_var._retn ();
}
CORBA::Object_ptr
Quoter_Generic_Factory_i::create_object (const CosLifeCycle::Key &factory_key,
const CosLifeCycle::Criteria &,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException,
CosLifeCycle::NoFactory,
CosLifeCycle::InvalidCriteria,
CosLifeCycle::CannotMeetCriteria))
{
Stock::Quoter_var quoter_var;
ACE_TRY
{
CosNaming::NamingContext_var quoterNamingContext_var =
this->get_naming_context (factory_key,
ACE_TRY_ENV);
ACE_TRY_CHECK;
// ** now a proper reference to the quoter naming context is
// available
// Fill in the name of the Quoter Factory.
// Take the key supplied to search for a Quoter Factory
CosNaming::Name factory_Name = (CosNaming::Name) factory_key;
// Try to get a reference to a Quoter Factory
CORBA::Object_var quoterFactoryObject_var =
quoterNamingContext_var->resolve (factory_Name, ACE_TRY_ENV);
ACE_TRY_CHECK;
// We were able to get a reference to Quoter Factory.
// Check if it is a valid Quoter Factory reference
if (CORBA::is_nil (quoterFactoryObject_var.in()))
{ // throw a NoFactory exception
ACE_TRY_THROW (CosLifeCycle::NoFactory (factory_key));
}
Stock::Quoter_Factory_var factory_var =
Stock::Quoter_Factory::_narrow (quoterFactoryObject_var.in (),
ACE_TRY_ENV);
ACE_TRY_CHECK;
if (CORBA::is_nil (factory_var.in ()))
{
ACE_ERROR ((LM_ERROR,
"invalid factory.\n"));
return CORBA::Object::_nil ();
}
ACE_DEBUG ((LM_DEBUG,
"Factory reference OK.\n"));
// Now retrieve the Quoter obj ref corresponding to the key.
quoter_var =
factory_var->create_quoter ("test",
ACE_TRY_ENV);
ACE_TRY_CHECK;
ACE_DEBUG ((LM_DEBUG,
"Quoter Created\n"));
if (CORBA::is_nil (quoter_var.in ()))
{
ACE_ERROR ((LM_ERROR,
"null quoter objref returned by factory\n"));
return CORBA::Object::_nil ();
}
ACE_DEBUG ((LM_DEBUG,
"Return a object reference to a new object.\n"));
}
ACE_CATCHANY
{
ACE_THROW_RETURN (CosLifeCycle::NoFactory (factory_key),
CORBA::Object::_nil ());
}
ACE_ENDTRY;
return quoter_var._retn ();
}
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