C++ ACE_CString::empty方法代码示例

UTL_ScopedName *
FE_Utils::string_to_scoped_name (const char *s)
{
  UTL_ScopedName *retval = 0;
  ACE_CString str (s);
  Identifier *id = 0;
  UTL_ScopedName *sn = 0;

  while (! str.empty ())
    {
      // Skip a leading double colon.
      if (str.find (':') == 0)
        {
          str = str.substr (2);
        }

      // Find the next double colon (if any) and get the next
      // name segment.
      ACE_CString::size_type pos = str.find (':');
      ACE_CString lname (str.substr (0, pos));

      // Construct a UTL_ScopedName segment.
      ACE_NEW_RETURN (id,
                      Identifier (lname.c_str ()),
                      0);

      ACE_NEW_RETURN (sn,
                      UTL_ScopedName (id, 0),
                      0);

      // Either make it the head of a new list or the tail of
      // an existing one.
      if (retval == 0)
        {
          retval = sn;
        }
      else
        {
          retval->nconc (sn);
        }

      // Update the working string.
      str = str.substr (pos);
    }

  return retval;
}

 virtual bool authenticate(ACE::INet::AuthenticationBase& auth) const
   {
     if (!password.empty ()) auth.password (password);
     if (do_login)
       {
         std::cout << "Authentication (" << auth.scheme() << ") required." << std::endl;
         std::cout << "Realm : " << auth.realm () << std::endl
                   << "User: " << auth.user() << std::endl
                   << "Password: \t\t\t (Enter password or press enter for default)\rPassword: ";
         char buf[80] = {0};
         u_int n = 0;
         int ch = 0;
         while (n < (sizeof(buf)-1) && (ch = std::cin.get ()) != '\n' && ch != std::char_traits<char>::eof ())
           {
             buf[n++] = char(ch);
           }
         if (n>0)
           auth.password (buf);
       }
     return true;
   }

    int SSL_CallbackManager::passwd_callback (char* buf, int size, int /*rwflag*/, void* user_data)
      {
        if (user_data == 0)
          return 0;

        SSL_CallbackManager* cbmngr = reinterpret_cast<SSL_CallbackManager*> (user_data);

        ACE_CString pwd;
        cbmngr->passwd_callback (pwd);
        if (!pwd.empty ())
          {
            ACE_OS::strncpy (buf, pwd.c_str (), size);
            buf[size - 1] = '\0';
            if (size > ACE_Utils::truncate_cast<int> (pwd.length ()))
              size = ACE_Utils::truncate_cast<int> (pwd.length ());

            return size;
          }
        else
          return 0;
      }

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.........

//
// parse_args
//
int Standard_DAC_App::parse_args (int argc, char * argv [])
{
#if defined (OASIS_HAS_TAO_DAC_SERVANT)
  this->orb_ = CORBA::ORB_init (argc, argv);
#endif

  const char * optstr = "n:hd:c:v";

  ACE_Get_Opt get_opt (argc, argv, optstr);
  get_opt.long_option ("name", 'n', ACE_Get_Opt::ARG_REQUIRED);
  get_opt.long_option ("database", 'd', ACE_Get_Opt::ARG_REQUIRED);
  get_opt.long_option ("config", 'c', ACE_Get_Opt::ARG_REQUIRED);

  get_opt.long_option ("help", 'h', ACE_Get_Opt::NO_ARG);
  get_opt.long_option ("verbose", 'v', ACE_Get_Opt::NO_ARG);
  get_opt.long_option ("debug", ACE_Get_Opt::NO_ARG);

#if defined (OASIS_HAS_TAO_DAC_SERVANT)
  get_opt.long_option ("ior-file", ACE_Get_Opt::ARG_REQUIRED);
#endif

  ACE_CString config;

  // Parse the remaining command-line arguments.
  int opt = 0;

  while ((opt = get_opt ()) != EOF)
  {
    switch (opt)
    {
    case 0:
      if (0 == ACE_OS::strcmp ("name", get_opt.long_option ()))
      {
        DAC::EXECUTION_CONTEXT::instance ()->name (get_opt.long_option ());
      }
      else if (0 != ACE_OS::strcmp ("database", get_opt.long_option ()))
      {
        this->connstr_ = get_opt.opt_arg ();
      }
      else if (0 == ACE_OS::strcmp ("config", get_opt.long_option ()))
      {
        config = get_opt.opt_arg ();
      }
      else if (0 == ACE_OS::strcmp ("help", get_opt.long_option ()))
      {
        this->print_help ();
      }
      else if (0 == ACE_OS::strcmp ("verbose", get_opt.long_option ()))
      {
        this->enable_log_level (LM_INFO);
      }
      else if (0 == ACE_OS::strcmp ("debug", get_opt.long_option ()))
      {
        this->enable_log_level (LM_DEBUG);
      }
#if defined (OASIS_HAS_TAO_DAC_SERVANT)
      else if (0 == ACE_OS::strcmp ("ior-file", get_opt.long_option ()))
      {
        this->servant_.set_trait_value (IOR_File_Trait (), get_opt.opt_arg ());
      }
#endif

      break;

    case 'n':
      DAC::EXECUTION_CONTEXT::instance ()->name (get_opt.opt_arg ());
      break;

    case 'h':
      this->print_help ();
      break;

    case 'd':
      this->connstr_ = get_opt.opt_arg ();
      break;

    case 'v':
      this->enable_log_level (LM_INFO);
      break;

    case 'c':
      config = get_opt.opt_arg ();
      break;
    }
  }

  if (!config.empty ())
  {
    // Load the specified configuration, if it exists.
    ACE_ERROR ((LM_INFO,
                ACE_TEXT ("%T (%t) - %M - loading DAC service configuration %s\n"),
                config.c_str ()));

    if (!this->svc_config_.load_file (config.c_str ()))
      ACE_ERROR_RETURN ((LM_ERROR,
                         ACE_TEXT ("%T (%t) - %M - failed to load configuration ")
                         ACE_TEXT ("[file=%s]\n"),
//.........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;
}

//.........这里部分代码省略.........
          throw ::CORBA::TRANSIENT (
              CORBA::SystemException::_tao_minor_code (TAO_IMPLREPO_MINOR_CODE, 0),
              CORBA::COMPLETED_NO);
        }

      TAO_Root_POA *root_poa = poa->object_adapter ().root_poa ();
      ACE_NEW_THROW_EX (this->server_object_,
                        ServerObject_i (poa->orb_core ().orb (),
                                        root_poa),
                        CORBA::NO_MEMORY ());

      PortableServer::ServantBase_var safe_servant (this->server_object_);
      ACE_UNUSED_ARG (safe_servant);

      // Since this method is called from the POA constructor, there
      // shouldn't be any waiting required.  Therefore,
      // <wait_occurred_restart_call_ignored> can be ignored.
      bool wait_occurred_restart_call_ignored = false;

      // Activate the servant in the root poa.
      PortableServer::ObjectId_var id =
        root_poa->activate_object_i (this->server_object_,
                                     poa->server_priority (),
                                     wait_occurred_restart_call_ignored);

      CORBA::Object_var obj = root_poa->id_to_reference_i (id.in (), false);

      ImplementationRepository::ServerObject_var svr
        = ImplementationRepository::ServerObject::_narrow (obj.in ());

      if (!svr->_stubobj () || !svr->_stubobj ()->profile_in_use ())
        {
          if (TAO_debug_level > 0)
            {
              TAOLIB_ERROR ((LM_ERROR, "TAO_ImR_Client (%P|%t) - Invalid ImR ServerObject, bailing out.\n"));
            }
          return;
        }
      CORBA::ORB_var orb = root_poa->_get_orb ();
      CORBA::String_var full_ior = orb->object_to_string (obj.in ());
      TAO_Profile& profile = *(svr->_stubobj ()->profile_in_use ());
      CORBA::String_var ior = profile.to_string();
      if (TAO_debug_level > 0)
        {
          TAOLIB_DEBUG((LM_INFO,
                        "TAO_ImR_Client (%P|%t) - full_ior <%C>\nior <%C>\n",
                        full_ior.in(),
                        ior.in()));
        }
      char* const pos = find_delimiter (ior.inout (),
                                        profile.object_key_delimiter ());

      const ACE_CString partial_ior (ior.in (), (pos - ior.in ()) + 1);

      if (TAO_debug_level > 0)
      {
        CORBA::String_var poaname = poa->the_name ();
        TAOLIB_DEBUG ((LM_DEBUG,
                    ACE_TEXT ("TAO_ImR_Client (%P|%t) - Informing IMR that <%C> is running at <%C>\n"),
                    poaname.in(), partial_ior.c_str ()));
      }

      try
        {
          // ATTENTION: Trick locking here, see class header for details
          TAO::Portable_Server::Non_Servant_Upcall non_servant_upcall (*poa);
          ACE_UNUSED_ARG (non_servant_upcall);

          ACE_CString const serverId = poa->orb_core ().server_id ();
          ACE_CString name;
          if (serverId.empty ())
            {
              name = poa->name ();
            }
          else
            {
              name = serverId + ":" + poa->name ();
            }

          imr_locator->server_is_running (name.c_str (),
                                          partial_ior.c_str (),
                                          svr.in ());
        }
      catch (const ::CORBA::SystemException&)
        {
          throw;
        }
      catch (const ::CORBA::Exception&)
        {
          throw ::CORBA::TRANSIENT (
              CORBA::SystemException::_tao_minor_code (TAO_IMPLREPO_MINOR_CODE, 0),
              CORBA::COMPLETED_NO);
        }

      if (TAO_debug_level > 0)
        {
          TAOLIB_DEBUG ((LM_DEBUG,
                         ACE_TEXT ("TAO_ImR_Client (%P|%t) - Successfully notified ImR of Startup\n")));
        }
    }