diff options
Diffstat (limited to 'TAO/examples/POA/On_Demand_Loading/Servant_Manager.h')
| -rw-r--r-- | TAO/examples/POA/On_Demand_Loading/Servant_Manager.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/TAO/examples/POA/On_Demand_Loading/Servant_Manager.h b/TAO/examples/POA/On_Demand_Loading/Servant_Manager.h deleted file mode 100644 index 0a8bb61d0e2..00000000000 --- a/TAO/examples/POA/On_Demand_Loading/Servant_Manager.h +++ /dev/null @@ -1,112 +0,0 @@ -// This may look like C, but it's really -*- C++ -*- -// $Id$ - -//================================================================================ -// -// = LIBRARY -// TAO/examples/POA/On_Demand_Loading -// -// = FILENAME -// Servant_Manager.h -// -// = DESCRIPTION -// Helper class for <ServantActivator_i> and <ServantLoactor_i>. -// -// = AUTHOR -// Kirthika Parameswaran <kirthika@cs.wustl.edu> -// -//================================================================================== - -#include "ace/OS.h" - -#ifndef SERVANT_MANAGER_H -#define SERVANT_MANAGER_H - -#include "ace/DLL.h" -#include "ace/Containers.h" -#include "tao/corba.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -class ServantManager_i -{ - // = TITLE - // This class is the helper class for the ServantActivator_i and - // ServantLocator_i classes. - // - // = DESCRIPTION - // The methods provided by this class are used by the ServantActivator_i - // and ServantLocator_i classes. This class contains the common methods - // needed by them. - // -public: - typedef PortableServer::Servant - (*SERVANT_FACTORY) (CORBA::ORB_ptr orb, - PortableServer::POA_ptr poa, - CORBA::Long value); - // This typedef is used to typecast the void* obtained when finding - // a symbol in the DLL. - - ServantManager_i (CORBA::ORB_ptr orb); - // Initialization. - - ~ServantManager_i (void); - // Destruction. - - PortableServer::ObjectId_var create_dll_object_id (const char *libname, - const char *factory_function); - // Returns an ObjectId when given an DLL name and the factory method - // to be invoked in the DLL. The application developer can initialise the - // ServantActivator object by providing the dllname and the factory function. - - // @@ *done*Kirthika, please explain what this function is USED for, i.e., - // who calls it and why? - - PortableServer::Servant obtain_servant (const char *str, - PortableServer::POA_ptr poa, - long value); - // Obtains a servant on activation by linking and loading the - // appropriate DLL and creating the servant object. The <str> - // argument is the ObjectId that contains the servant DLL name and - // the factory function name. The <long> argument is an - // servant-specific argument needed to create the servant for this - // particular use-case. - - void destroy_servant (PortableServer::Servant servant, - const PortableServer::ObjectId &oid); - // The servant is destroyed and the DLL that was dynamically linked - // is closed. - - private: - void parse_string (const char *s); - // Parse the string to obtain the DLL name and the factory function - // symbol that we will used to dynamically obtain the servant - // pointer. - - CORBA::ORB_var orb_; - // A reference to the ORB. - - ACE_CString dllname_; - // The name of the dll containing the servant. - - ACE_CString create_symbol_; - // The symbol which on getting invoked will give us the servant - // pointer. - - typedef ACE_Hash_Map_Manager_Ex<PortableServer::ObjectId, - ACE_DLL *, - TAO_ObjectId_Hash, - ACE_Equal_To<PortableServer::ObjectId>, - ACE_Null_Mutex> - SERVANT_MAP; - - SERVANT_MAP servant_map_; - // This is the hash map object. The hash map is used to provide - // an quick access to the dll object associated with every servant - // using the unique ObjectId as key. - -}; -#endif /* SERVANT_MANAGER_H */ - |