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// -*- C++ -*-
//=============================================================================
/**
* @file Container_Base.h
*
* $Id$
*
* Header file for CIAO's container implementations
*
* @author Nanbor Wang <nanbor@cs.wustl.edu>
*/
//=============================================================================
#ifndef CIAO_CONTAINER_BASE_H
#define CIAO_CONTAINER_BASE_H
#include /**/ "ace/pre.h"
#include "tao/ORB.h"
#include "tao/PortableServer/PortableServer.h"
#include "tao/PortableServer/Servant_Base.h"
#include "CCM_ContainerC.h"
#include "Deployment_CoreC.h"
#include "CIAO_Server_Export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
namespace CIAO
{
/**
* @class Container
*
* @brief Common container interface definition.
*
* Perhaps we can use local interface to define these interfaces as
* we will also get reference counting automatically.
*/
class CIAO_SERVER_Export Container
{
public:
Container (CORBA::ORB_ptr o);
virtual ~Container (void) = 0;
/// Get the containing POA. This operation does *NOT*
/// increase the reference count of the POA.
virtual PortableServer::POA_ptr _ciao_the_POA (void);
/// Get a reference to the underlying ORB.
virtual CORBA::ORB_ptr _ciao_the_ORB (void);
/// Initialize the container with a name.
virtual int init (const char *name = 0,
const CORBA::PolicyList *more_policies = 0
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException)) = 0;
/// Install a new home
virtual Components::CCMHome_ptr ciao_install_home
(const char *exe_dll_name,
const char *exe_entrypt,
const char *sv_dll_name,
const char *sv_entrypt
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException,
Deployment::UnknownImplId,
Deployment::ImplEntryPointNotFound,
Deployment::InstallationFailure)) = 0;
// Uninstall a servant for component or home.
virtual void ciao_uninstall_home (Components::CCMHome_ptr homeref
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException)) = 0;
// Uninstall a servant for component.
virtual void uninstall_component (::Components::CCMObject_ptr objref,
PortableServer::ObjectId_out oid
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException)) = 0;
protected:
CORBA::ORB_var orb_;
PortableServer::POA_var poa_;
};
class Session_Container;
typedef ::Components::HomeExecutorBase_ptr (*HomeFactory) (void);
typedef ::PortableServer::Servant (*ServantFactory)
(::Components::HomeExecutorBase_ptr p,
::CIAO::Session_Container *c
#if !defined (TAO_HAS_EXCEPTIONS) || defined (ACE_ENV_BKWD_COMPAT)
, CORBA::Environment &
#endif
);
typedef ACE_Hash_Map_Manager_Ex<ACE_CString,
HomeFactory,
ACE_Hash<ACE_CString>,
ACE_Equal_To<ACE_CString>,
ACE_Null_Mutex> HOMECREATOR_FUNCPTR_MAP;
typedef ACE_Hash_Map_Manager_Ex<ACE_CString,
ServantFactory,
ACE_Hash<ACE_CString>,
ACE_Equal_To<ACE_CString>,
ACE_Null_Mutex> HOMESERVANTCREATOR_FUNCPTR_MAP;
struct Static_Config_EntryPoints_Maps
{
/// Map of home creator entry point name and func ptr
HOMECREATOR_FUNCPTR_MAP* home_creator_funcptr_map_;
/// Map of home servant creator entry point name and func ptr
HOMESERVANTCREATOR_FUNCPTR_MAP* home_servant_creator_funcptr_map_;
};
class CIAO_SERVER_Export Session_Container : public Container
{
public:
// @@ (OO) Does the static_config_flag really need to be an int?
// It appears to be a boolean value. Please use bool
// instead.
Session_Container (CORBA::ORB_ptr o,
int static_config_flag =0,
const Static_Config_EntryPoints_Maps* static_entrypts_maps =0
);
virtual ~Session_Container (void);
/// Initialize the container with a name.
virtual int init (const char *name = 0,
const CORBA::PolicyList *more_policies = 0
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
/**
* @brief Simply installing a home executor into the component.
*
* This operation install a home executor into the component. It
* requires the name of the DLLs to executor and the servant glue
* code, and the entry points to the respective DLLs. Currently,
* we don't try to manage the lifetime of DLL objects, but we
* should at some later point.
*
* @retval Home objref of the installed home.
*/
virtual Components::CCMHome_ptr ciao_install_home
(const char *exe_dll_name,
const char *exe_entrypt,
const char *sv_dll_name,
const char *sv_entrypt
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException,
Deployment::UnknownImplId,
Deployment::ImplEntryPointNotFound,
Deployment::InstallationFailure));
// Uninstall a servant for component or home.
virtual void ciao_uninstall_home (Components::CCMHome_ptr homeref
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Uninstall a servant for component.
virtual void uninstall_component (::Components::CCMObject_ptr objref,
PortableServer::ObjectId_out oid
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Install a servant for component or home.
CORBA::Object_ptr install_servant (PortableServer::Servant p
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Install a component servant.
CORBA::Object_ptr install_component (PortableServer::Servant p,
PortableServer::ObjectId_out oid
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Get an object reference to a component or home from the servant.
CORBA::Object_ptr get_objref (PortableServer::Servant p
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Uninstall a servant for component or home.
void uninstall (CORBA::Object_ptr objref
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
// Uninstall a servant for component or home.
void uninstall (PortableServer::Servant svt
ACE_ENV_ARG_DECL_WITH_DEFAULTS)
ACE_THROW_SPEC ((CORBA::SystemException));
protected:
long number_;
static ACE_Atomic_Op <ACE_SYNCH_MUTEX, long> serial_number_;
// @@ (OO) Does this really need to be an int? It appears to be a
// boolean value. Please use bool instead.
//
// It looks like it can also be declared const, as well.
int static_config_flag_;
const Static_Config_EntryPoints_Maps* static_entrypts_maps_;
};
}
// Macro for registration of an OBV factory in the generated
// servant class. Similar to the macro for TAO in
// tao/ValueType/ValueFactory.h but here we take advantage of
// the fact that we have access to the current ORB indirectly
// through the context and container.
#define CIAO_REGISTER_OBV_FACTORY(FACTORY, VALUETYPE) \
{ \
CORBA::ValueFactory factory = new FACTORY; \
CORBA::ORB_ptr orb = \
this->context_->_ciao_the_Container ()->_ciao_the_ORB (); \
CORBA::ValueFactory prev_factory = \
orb->register_value_factory ( \
VALUETYPE::_tao_obv_static_repository_id (), \
factory); \
CORBA::remove_ref (prev_factory); \
CORBA::add_ref (factory); \
}
#if defined (__ACE_INLINE__)
# include "Container_Base.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* CIAO_CONTAINER_BASE_H */
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