C++ ACE_Auto_Ptr::get方法代码示例

int
HTTP_Server::init (int argc, ACE_TCHAR *argv[])
  // Document this function
{
  // Ignore signals generated when a connection is broken unexpectedly.
  ACE_Sig_Action sig ((ACE_SignalHandler) SIG_IGN, SIGPIPE);
  ACE_UNUSED_ARG (sig);

  // Parse arguments which sets the initial state.
  this->parse_args (argc, argv);

  //If the IO strategy is synchronous (SYNCH case), then choose a handler
  //factory based on the desired caching scheme
  HTTP_Handler_Factory *f = 0;

  if (this->strategy_ != (JAWS::JAWS_POOL | JAWS::JAWS_ASYNCH))
    {
      if (this->caching_)
        {
          ACE_NEW_RETURN (f, Synch_HTTP_Handler_Factory (), -1);
        }
      else
        {
          ACE_NEW_RETURN (f, No_Cache_Synch_HTTP_Handler_Factory (), -1);
        }
    }

  //NOTE: At this point f better not be a NULL pointer,
  //so please do not change the ACE_NEW_RETURN macros unless
  //you know what you are doing
  ACE_Auto_Ptr<HTTP_Handler_Factory> factory (f);

  // Choose what concurrency strategy to run.
  switch (this->strategy_)
    {
    case (JAWS::JAWS_POOL | JAWS::JAWS_ASYNCH) :
      return this->asynch_thread_pool ();

    case (JAWS::JAWS_PER_REQUEST | JAWS::JAWS_SYNCH) :
      return this->thread_per_request (*factory.get ());

    case (JAWS::JAWS_POOL | JAWS::JAWS_SYNCH) :
    default:
      return this->synch_thread_pool (*factory.get ());
    }

  ACE_NOTREACHED (return 0);
}

int OpenDDS::DCPS::ThreadPerConnectionSendTask::add_request(SendStrategyOpType op,
                                                        TransportQueueElement* element)
{
  DBG_ENTRY("ThreadPerConnectionSendTask","add");

  ACE_Auto_Ptr<SendRequest> req (new SendRequest);
  req->op_ = op;
  req->element_ = element;

  int result = -1;
  { // guard scope
    GuardType guard(this->lock_);

    if (this->shutdown_initiated_)
      return -1;

    result = this->queue_.put (req.get());
    if (result == 0)
      {
  this->work_available_.signal();
  req.release ();
      }
    else
      ACE_ERROR((LM_ERROR, "(%P|%t)ERROR: ThreadPerConnectionSendTask::add %p\n", "put"));
  }

  return result;
}

    bool
    STD_PC_Intf::prepare_PC (const char *file)
    {
      DANCE_TRACE("STD_PC_Intf::prepare_PC");

      ACE_Auto_Ptr<XML_Helper> helper (new XML_Helper);

      if (!helper->is_initialized ())
        return false;

      // parse the .pcd (PackageConfigurationDescription) file
      xercesc::DOMDocument *dom =
        helper->create_dom (file);

      if (!dom)
        return false;


      PackageConfiguration pc =
        packageConfiguration (dom);


      Deployment::PackageConfiguration idl_pc;


      STD_PCD_Handler pcd_handler (helper.get ());

      pcd_handler.package_config (pc,
                                  idl_pc);


      Deployment::PackageConfiguration *p_idl_pc =
        new Deployment::PackageConfiguration (idl_pc);

      // let ACE_Auto_Ptr take over
      this->idl_pc_.reset (p_idl_pc);

      if (this->idl_pc_.get ())
        return true;

      return false;
    }

int
ACE_Service_Gestalt::initialize (const ACE_Service_Type_Factory *stf,
                                 const ACE_TCHAR *parameters)
{
  ACE_TRACE ("ACE_Service_Gestalt::initialize");

#ifndef ACE_NLOGGING
  if (ACE::debug ())
    ACELIB_DEBUG ((LM_DEBUG,
                ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@, name=%s")
                ACE_TEXT (" - looking up in the repo\n"),
                this->repo_,
                stf->name ()));
#endif

  ACE_Service_Type *srp = 0;
  int const retv = this->repo_->find (stf->name (),
                                      (const ACE_Service_Type **) &srp);

  // If there is an active service already, remove it first
  // before it can be re-installed.
  if (retv >= 0)
    {
#ifndef ACE_NLOGGING
      if (ACE::debug ())
        ACELIB_DEBUG ((LM_WARNING,
                    ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@,")
                    ACE_TEXT (" name=%s - removing a pre-existing namesake.\n"),
                    this->repo_,
                    stf->name ()));
#endif
      this->repo_->remove (stf->name ());
    }

  // If there is an inactive service by that name it may have been
  // either inactivated, or just a forward declaration for a service,
  // that is in the process of being initialized. If it is the latter,
  // then we have detected an attempt to initialize the same dynamic
  // service while still processing previous attempt. This can lock up
  // the process, because the ACE_DLL_Manager::open () is not
  // re-entrant - it uses a Singleton lock to serialize concurent
  // invocations. This use case must be handled here, because if the
  // DLL_Manager was re-entrant we would have entered an infinite
  // recursion here.
  if (retv == -2 && srp->type () == 0)
    ACELIB_ERROR_RETURN ((LM_WARNING,
                       ACE_TEXT ("ACE (%P|%t) SG::initialize - repo=%@,")
                       ACE_TEXT (" name=%s - forward-declared; ")
                       ACE_TEXT (" recursive initialization requests are")
                       ACE_TEXT (" ignored.\n"),
                       this->repo_,
                       stf->name ()),
                      -1);

  // Reserve a spot for the dynamic service by inserting an incomplete
  // service declaration, i.e. one that can not produce a service
  // object if asked (a forward declaration).  This declaration
  // ensures maintaining the proper partial ordering of the services
  // with respect to their finalization. For example, dependent static
  // services must be registered *after* the dynamic service that
  // loads them, so that their finalization is complete *before*
  // finalizing the dynamic service.
  ACE_Service_Type_Dynamic_Guard dummy (*this->repo_,
                                        stf->name ());

  // make_service_type() is doing the dynamic loading and also runs
  // any static initializers
  ACE_Auto_Ptr<ACE_Service_Type> tmp (stf->make_service_type (this));

  if (tmp.get () != 0 &&
      this->initialize_i (tmp.get (), parameters) == 0)
    {
      // All good. Tthe ACE_Service_Type instance is now owned by the
      // repository and we should make sure it is not destroyed upon
      // exit from this method.
      tmp.release ();
      return 0;
    }

  return -1;
}

int
ACE_TMAIN (int argc, ACE_TCHAR *argv [])
{
  ACE_Auto_Ptr<std::ofstream> fout;
  std::ostream* sout = &std::cout;

  if (!parse_args (argc, argv))
    {
      return 1;
    }

#if defined (ACE_HAS_SSL) && ACE_HAS_SSL == 1
  ACE::HTTPS::Context::set_default_ssl_mode (ssl_mode);
  ACE::HTTPS::Context::set_default_verify_mode (verify_peer);
  ACE::HTTPS::Context::instance ().use_default_ca ();
  if (!private_key.empty ())
    {
      if (certificate.empty ())
        {
          std::cerr << "ERROR: private key file [" << private_key << "] requires certificate file to be specified." << std::endl;
          return 1;
        }
      if (!ACE::HTTPS::Context::instance ().set_key_files (private_key.c_str (), certificate.c_str ()))
        {
          std::cerr << "ERROR: failed to set private key [" << private_key << "]." << std::endl;
          return 1;
        }
    }
  if (!ca_location.empty ())
    {
      INET_DEBUG (6, (LM_INFO, DLINFO ACE_TEXT ("loading trusted CA [%C]\n"), ca_location.c_str ()));
      if (!ACE::HTTPS::Context::instance ().load_trusted_ca (ca_location.c_str ()))
        {
          std::cerr << "ERROR: failed to load trusted CA from [" << ca_location << "]." << std::endl;
          return 1;
        }
      INET_DEBUG (6, (LM_INFO, DLINFO ACE_TEXT ("loaded [%d] trusted CA\n"), ACE::HTTPS::Context::instance ().has_trusted_ca ()));
    }
  if (ignore_verify)
    ACE::INet::SSL_CallbackManager::instance ()->set_certificate_callback (new ACE::INet::SSL_CertificateAcceptor);
#endif

  std::cout << "Starting..." << std::endl;

  if (!url.empty ())
    {
      if (!outfile.empty ())
        {
          fout.reset (new std::ofstream (outfile.c_str (), std::ios_base::binary|std::ios_base::out));

          if (!*fout)
            {
              std::cerr << "Failed to open output file : " << outfile.c_str () << std::endl;
              return 1;
            }

          sout = fout.get ();
        }

      std::cout << "Parsing url [" << url.c_str () << "]" << std::endl;

      ACE_Auto_Ptr<ACE::INet::URL_Base> url_safe (ACE::INet::URL_Base::create_from_string (url));

      if (url_safe.get () == 0 || url != url_safe->to_string ())
        {
          std::cerr << "Failed parsing url [" << url << "]" << std::endl;
          std::cerr << "\tresult = " << (url_safe.get () == 0 ? "(null)" : url_safe->to_string ().c_str ()) << std::endl;
          return 1;
        }

      ACE::HTTP::URL& http_url = *dynamic_cast<ACE::HTTP::URL*> (url_safe.get ());

      if (!proxy_hostname.empty ())
        {
          std::cout << "Setting proxy: " << proxy_hostname.c_str () << ':' << proxy_port << std::endl;
          http_url.set_proxy (proxy_hostname, proxy_port);
        }

      std::cout << "Opening url...";
      My_HTTP_RequestHandler my_rh;
      ACE::INet::URLStream urlin = http_url.open (my_rh);
      if (urlin)
        {
          std::cout << "Received response "
                    << (int)my_rh.response ().get_status ().get_status ()
                    << " "
                    << my_rh.response ().get_status ().get_reason ().c_str ()
                    << std::endl;
          if (my_rh.response ().get_status ().is_ok ())
            {
              std::cout << "Length: ";
              if (my_rh.response ().get_content_length () != ACE::HTTP::Response::UNKNOWN_CONTENT_LENGTH)
                std::cout << my_rh.response ().get_content_length () << " [";
              else
                std::cout << "(unknown) [";
              if (my_rh.response ().get_content_type () != ACE::HTTP::Response::UNKNOWN_CONTENT_TYPE)
                std::cout << my_rh.response ().get_content_type ().c_str ();
              else
                std::cout << "(unknown)";
              std::cout  << "]" << std::endl;
//.........这里部分代码省略.........

int
ACE_TMAIN (int argc, ACE_TCHAR *argv [])
{
  ACE_Auto_Ptr<std::ofstream> fout;
  std::ostream* sout = &std::cout;

  if (!parse_args (argc, argv))
    {
      return 1;
    }

  ACE::INet::URL_INetAuthBase::add_authenticator ("my_auth",
                                                  new My_Authenticator);

  std::cout << "Starting..." << std::endl;

  if (!url.empty ())
    {
      if (!outfile.empty ())
        {
          fout.reset (new std::ofstream (outfile.c_str (), std::ios_base::binary|std::ios_base::out));

          if (!*fout)
            {
              std::cerr << "Failed to open output file : " << outfile.c_str () << std::endl;
              return 1;
            }

          sout = fout.get ();
        }

      ACE::FTP::URL ftp_url;

      std::cout << "Parsing url [" << url.c_str () << "]" << std::endl;

      if (!ftp_url.parse (url))
        {
          std::cerr << "Failed parsing url [" << url << "]" << std::endl;
          std::cerr << "\tresult = " << ftp_url.to_string ().c_str ();
          return 1;
        }

      std::cout << "Opening url..." << std::endl;
      My_FTP_RequestHandler my_rh;
      if (do_active)  my_rh.use_active_mode ();
      ACE::INet::URLStream urlin = ftp_url.open (my_rh);
      if (urlin)
        {
          std::cout << "Saving to: ";
          if (!outfile.empty ())
            std::cout << '\'' << outfile.c_str () << '\'' << std::endl;
          else
            std::cout << "(stdout)" << std::endl;

          (*sout) << urlin->rdbuf ();
          sout->flush ();
        }
    }
  else
    {
      std::cerr << "ERROR: No URL specified!" << std::endl;
      usage ();
      return 1;
    }

  std::cout << "Done" << std::endl;

  return 0;
}