stock_factory_i.cpp

来自「这是广泛使用的通信开源项目,对于大容量,高并发的通讯要求完全能够胜任,他广泛可用」· C++ 代码 · 共 91 行

//
// Stock_Factory_i.cpp,v 1.4 2003/07/23 18:21:59 dhinton Exp
//

#include "Stock_Factory_i.h"
#include "Stock_i.h"
#include "ace/streams.h"

Quoter_Stock_Factory_i::Quoter_Stock_Factory_i ()
{
}

Quoter::Stock_ptr
Quoter_Stock_Factory_i::get_stock (const char *symbol)
    throw (Quoter::Invalid_Stock_Symbol)
{
  PortableServer::ObjectId_var oid =
    PortableServer::string_to_ObjectId (symbol);

  try {
    CORBA::Object_var tmp =
      this->stock_factory_poa_->id_to_reference (oid.in ());
    return Quoter::Stock::_narrow (tmp.in ());
  }
  catch (PortableServer::POA::ObjectNotActive &) {
    throw Quoter::Invalid_Stock_Symbol ();
  }
}

void
Quoter_Stock_Factory_i::destroy_stock_objects ()
{
  if (!CORBA::is_nil (this->stock_factory_poa_.in ()))
    return;

  this->stock_factory_poa_->destroy (1, 1);
  this->stock_factory_poa_ = PortableServer::POA::_nil ();
}

void
Quoter_Stock_Factory_i::load_stock_objects (
      PortableServer::POA_ptr poa,
      PortableServer::POAManager_ptr poa_manager,
      RtecEventChannelAdmin::SupplierAdmin_ptr supplier_admin)
{
  if (!CORBA::is_nil (this->stock_factory_poa_.in ()))
    return;

  CORBA::PolicyList policies (2);
  policies.length (2);

  policies[0] =
    poa->create_id_assignment_policy (PortableServer::USER_ID);
  policies[1] =
    poa->create_implicit_activation_policy (PortableServer::NO_IMPLICIT_ACTIVATION);

  this->stock_factory_poa_ =
    poa->create_POA ("Stock_Factory_POA",
                     poa_manager,
                     policies);

  for (CORBA::ULong i = 0; i != policies.length (); ++i) {
    policies[i]->destroy ();
  }

  while (!cin.eof () && cin.peek () != EOF) {
    const int max_symbol_length = 8;
    char symbol[max_symbol_length];
    const int max_full_name_length = 64;
    char full_name[max_full_name_length];
    double price;

    cin.getline (symbol, max_symbol_length, '\n');
    cin.getline (full_name, max_full_name_length, '\n');
    cin >> price;
    cin.ignore (1, '\n');

    Quoter_Stock_i *stock =
      new Quoter_Stock_i (symbol, full_name, price);

    PortableServer::ServantBase_var servant = stock;

    PortableServer::ObjectId_var oid =
      PortableServer::string_to_ObjectId (symbol);

    this->stock_factory_poa_->activate_object_with_id (oid.in (),
                                                       servant.in ());
    stock->connect (supplier_admin);
  }
}