portableserver_orbinitializer.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 134 行

// -*- C++ -*-

#include "PortableServer_ORBInitializer.h"
#include "PortableServer_PolicyFactory.h"
#include "PortableServerC.h"
#include "Object_Adapter.h"
#include "tao/ORBInitInfo.h"
#include "tao/debug.h"
#include "tao/ORB_Core.h"

ACE_RCSID (PortableServer,
           PortableServer_ORBInitializer,
           "PortableServer_ORBInitializer.cpp,v 1.5 2002/10/30 17:50:56 irfan Exp")

void
TAO_PortableServer_ORBInitializer::pre_init (PortableInterceptor::ORBInitInfo_ptr info
                                             ACE_ENV_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  this->register_poa_current (info
                              ACE_ENV_ARG_PARAMETER);
  ACE_CHECK;
}

void
TAO_PortableServer_ORBInitializer::post_init (PortableInterceptor::ORBInitInfo_ptr info
                                              ACE_ENV_ARG_DECL)
  ACE_THROW_SPEC ((CORBA::SystemException))
{
  this->register_policy_factories (info
                                   ACE_ENV_ARG_PARAMETER);
  ACE_CHECK;
}

void
TAO_PortableServer_ORBInitializer::register_poa_current (PortableInterceptor::ORBInitInfo_ptr info
                                                         ACE_ENV_ARG_DECL)
{
  // Narrow to a TAO_ORBInitInfo object to get access to the
  // orb_core() TAO extension.
  TAO_ORBInitInfo_var tao_info =
    TAO_ORBInitInfo::_narrow (info
                              ACE_ENV_ARG_PARAMETER);
  ACE_CHECK;

  if (CORBA::is_nil (tao_info.in ()))
    {
      if (TAO_debug_level > 0)
        ACE_ERROR ((LM_ERROR,
                    "(%P|%t) PortableServer_ORBInitializer::post_init:\n"
                    "(%P|%t)    Unable to narrow "
                    "\"PortableInterceptor::ORBInitInfo_ptr\" to\n"
                    "(%P|%t)   \"TAO_ORBInitInfo *.\"\n"));

      ACE_THROW (CORBA::INTERNAL ());
    }

  // Create Current.
  CORBA::Object_var current =
    new TAO_POA_Current;

  // Setup the POA_Current object in the ORB Core.
  tao_info->orb_core ()->poa_current (current.in ());
}

void
TAO_PortableServer_ORBInitializer::register_policy_factories (PortableInterceptor::ORBInitInfo_ptr info
                                                              ACE_ENV_ARG_DECL)
{
  // Register the PortableServer policy factories.
  PortableInterceptor::PolicyFactory_ptr tmp;
  ACE_NEW_THROW_EX (tmp,
                    TAO_PortableServer_PolicyFactory,
                    CORBA::NO_MEMORY (
                      CORBA::SystemException::_tao_minor_code (
                        TAO_DEFAULT_MINOR_CODE,
                        ENOMEM),
                      CORBA::COMPLETED_NO));
  ACE_CHECK;

  PortableInterceptor::PolicyFactory_var policy_factory = tmp;

  // Bind the same policy factory to all PortableServer related policy
  // types since a single policy factory is used to create each of the
  // different types of PortableServer policies.
  CORBA::PolicyType type[] = {
#if (TAO_HAS_MINIMUM_POA == 0)
    PortableServer::THREAD_POLICY_ID,
    PortableServer::IMPLICIT_ACTIVATION_POLICY_ID,
    PortableServer::SERVANT_RETENTION_POLICY_ID,
    PortableServer::REQUEST_PROCESSING_POLICY_ID,
#endif /* TAO_HAS_MINIMUM_POA == 0 */
    PortableServer::LIFESPAN_POLICY_ID,
    PortableServer::ID_UNIQUENESS_POLICY_ID,
    PortableServer::ID_ASSIGNMENT_POLICY_ID
  };

  const CORBA::PolicyType *end =
    type + sizeof (type) / sizeof (type[0]);

  for (CORBA::PolicyType *i = type;
       i != end;
       ++i)
    {
      ACE_TRY
        {
          info->register_policy_factory (*i,
                                         policy_factory.in ()
                                         ACE_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;
        }
      ACE_CATCH (CORBA::BAD_INV_ORDER, ex)
        {
          if (ex.minor () == (CORBA::OMGVMCID | 16))
            {
              // The factory is already there, it happens because the
              // magic initializer in PortableServer.cpp registers
              // with the ORB multiple times.  This is an indication
              // that we should do no more work in this
              // ORBInitializer.
              return;
            }
          ACE_RE_THROW;
        }
      ACE_CATCHANY
        {
          // Rethrow any other exceptions...
          ACE_RE_THROW;
        }
      ACE_ENDTRY;
      ACE_CHECK;
    }
}