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Diffstat (limited to 'TAO/tao/orbobj.h')
| -rw-r--r-- | TAO/tao/orbobj.h | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/TAO/tao/orbobj.h b/TAO/tao/orbobj.h deleted file mode 100644 index 5a5cf8fed46..00000000000 --- a/TAO/tao/orbobj.h +++ /dev/null @@ -1,276 +0,0 @@ -// This may look like C, but it's really -*- C++ -*- - -// ============================================================================ -// -// = LIBRARY -// TAO -// -// = FILENAME -// orbobj.h -// -// = DESCRIPTION -// Header file for Win32 interface to CORBA's "ORB" type. -// -// The "ORB" pseudo-object is used in bootstrapping, such as to -// create object references from strings. It's also used to -// create strings from object references. -// -// = AUTHOR -// Copyright 1994-1995 by Sun Microsystems Inc. -// -// ============================================================================ - -#if !defined (TAO_ORBOBJ_H) -# define TAO_ORBOBJ_H - -#include "tao/corba.h" - -// ObjectIds recognized by CORBA_ORB::resolve_initial_references ()... -// of course, no guarantees are made that the call will return something -// useful. -#define TAO_OBJID_NAMESERVICE "NameService" -#define TAO_OBJID_TRADINGSERVICE "TradingService" -#define TAO_OBJID_ROOTPOA "RootPOA" -#define TAO_OBJID_POACURRENT "POACurrent" -#define TAO_OBJID_INTERFACEREP "InterfaceRepository" - -typedef enum -{ - TAO_SERVICEID_NAMESERVICE, - TAO_SERVICEID_TRADINGSERVICE -} TAO_Service_ID; - -class TAO_Export CORBA_ORB : public TAO_IUnknown - // = TITLE - // ORB pseudo-objref. -{ -public: - /* - TAO_POA *POA_init (int &argc, - char **argv, - const char *poa_identifier = 0); - // Initialize the Portable Object Adapter (POA). - */ - - static CORBA::ORB_ptr _duplicate (CORBA::ORB_ptr orb); - // Return a duplicate of <{orb}>. When work with this duplicate is - // complete, it should be freed up using <CORBA::release()>. - - static CORBA::ORB_ptr _nil (void); - // Returns a pointer to a nil ORB, i.e., an non-existent ORB. This - // can be used for initialization or in comparisons. - - virtual CORBA::Object_ptr string_to_object (CORBA::String str, - CORBA::Environment &env) = 0; - // Turn a string-ified object reference back into an object pointer. - // Each type of ORB, e.g. an IIOP ORB, must implement this. - // Typically these strings are created using <object_to_string()>. - virtual CORBA::String object_to_string (CORBA::Object_ptr obj, - CORBA::Environment &env) = 0; - // Turn an object reference into a string. Each type of ORB, - // e.g. an IIOP ORB, must implement this. This can be used by - // servers to publish their whereabouts to clients. The output of - // this is typically eventually given to <string_to_object()> as an - // argument. - - void create_list (CORBA::Long count, - CORBA::NVList_ptr &retval); - - // = New Things from the POA Specification - // - // Of all of these operations, only <run> is currently implemented. - // Others require clarification of design or more implementation - // than is currently available. - - CORBA::Boolean work_pending (void); - // Returns an indication of whether the ORB needs the <{main thread}> to - // perform some work. - - int perform_work (ACE_Time_Value * = 0); - // If called by the <{main thread}>, this operation performs an - // implementation-defined unit of work. Otherwise, it does nothing. - // - // It is platform-specific how the application and ORB arrange to - // use compatible threading primitives. - - int run (ACE_Time_Value *tv = 0); - // Instructs the ORB to initialize itself and run its event loop in - // the current thread, not returning until the ORB has shut down. - // If an error occurs during initialization or a run-time this - // method will return -1. If <tv> is non-NULL then if no requests - // arrive at this thread before the timeout elapses we return to the - // caller with a value of 0 (this allows timeouts). Otherwise, if - // we've returned since we've been asked to shut down the value of 1 - // is returned. - // - // <{Note that this interface differs from the POA specification, - // which is reproduced below:}> - // - // Returns when the ORB has shut down. If called by the main - // thread, it enables the ORB to perform work using the main - // thread. Otherwise, it simply waits until the ORB has shut down. - // - // This operation can be used instead of perform_work() to give the - // main thread to the ORB if there are no other activities that need - // to share the main thread. Even in a pure multi-threaded server, - // calling run() in the main thread is useful to ensure that the - // process does not exit until the ORB has been shut down. - - void shutdown (CORBA::Boolean wait_for_completion = CORBA::B_FALSE); - // This operation instructs the ORB to shut down. Shutting down the - // ORB causes all Object Adapters to be shut down. If - // <wait_for_completion> parameter is TRUE, this operation blocks - // until all ORB processing (including request processing and object - // deactivation or other operations associated with object adapters) - // has completed. <[NOTE]> <wait_for_completion>=TRUE is not - // currently supported. - - CORBA_Object_ptr resolve_initial_references (CORBA::String name); - // This method acts as a miniature name service provided by the ORB - // for certain well-known object references. TAO supports the - // "NameService" and "RootPOA" via this method. - - - // = TAO-specific Extensions - - CORBA_Object_ptr key_to_object (const TAO_ObjectKey &key, - const char *type_id, - CORBA::Environment &env); - // Convert key into an object reference. Return Object_ptr as out - // parameter. Errors will come through the environment. - // - // Object IDs are assigned and used by servers to identify objects. - // - // Type IDs are repository IDs, assigned as part of OMG-IDL - // interface definition to identify specific interfaces and their - // relationships to other OMG-IDL interfaces. It's OK to provide a - // null type ID. Providing a null object key will result in an - // INV_OBJREF exception. - // - // Clients which invoke operations using one of these references - // when the server is not active (or after the last reference to the - // POA is released) will normally see an OBJECT_NOT_EXIST exception - // reported by the ORB. If the POA is a "Named POA" the client's - // ORB will not normally return OBJECT_NOT_EXIST unless the POA - // reports that fault. - - // = <IUnknown> Support - // - // Stuff required for COM IUnknown support ... this class is - // intended to be inherited by others, which will provide some more - // of the CORBA/COM support. Implementations of this "CORBA::ORB" - // class must know how to create stringify/destringify their - // objrefs, as well as how to marshal and unmarshal them ... as well - // as provide their own QueryInterface. - - int run (const ACE_Time_Value &tv); - // This is the same as the more "standard" <run> method, except that - // you don't need to put the & in front of <tv>. - - int preconnect (CORBA::String connections); - // Establish connectsion to each of the comma-separated - // <{host}>:<{port}> combinations specified in <connections>. - - ULONG AddRef (void); - ULONG Release (void); - - int open (void); - // Set up the ORB Core's acceptor to listen on the - // previously-specified port for requests. Returns -1 on failure, - // else 0. - -protected: - // We must be created via the <ORB_init> call. - CORBA_ORB (void); - virtual ~CORBA_ORB (void); - -private: - CORBA_Object_ptr resolve_name_service (void); - // Resolve the name service object reference. - - CORBA_Object_ptr resolve_trading_service (void); - // Resolve the trading object reference. - - CORBA_Object_ptr multicast_to_service (TAO_Service_ID service_id, - u_short port); - // Resolve the refernce of a service of type <name>. - - CORBA_Object_ptr resolve_poa (void); - // Resolve the POA. - - CORBA_Object_ptr resolve_poa_current (void); - // Resolve the POA current. - - ACE_SYNCH_MUTEX lock_; - u_int refcount_; - ACE_Atomic_Op<ACE_SYNCH_MUTEX, CORBA::Boolean> open_called_; - // Flag which denotes that the open method was called. - - ACE_Atomic_Op<ACE_SYNCH_MUTEX, CORBA::Boolean> should_shutdown_; - // Flag which denotes that the ORB should shut down and <run> should - // return. - - CORBA_Object_ptr name_service_; - // If this is non-_nil(), then this is the object reference to our - // configured Naming Context. - - CORBA_Object_ptr schedule_service_; - // If this is non-_nil(), then this is the object reference to our - // configured RtecScheduler::Scheduler. - - CORBA_Object_ptr event_service_; - // If this is non-_nil(), then this is the object reference to our - // configured Event Channel. - - CORBA_Object_ptr trading_service_; - // If this is non-_nil(), then this is the object reference to our - // configured Trading. - - // = NON-PROVIDED METHODS - CORBA_ORB (const CORBA_ORB &); - CORBA_ORB &operator= (const CORBA_ORB &); -}; - -class CORBA_ORB_var -{ -public: - CORBA_ORB_var (void); // default constructor - CORBA_ORB_var (CORBA::ORB_ptr); - CORBA_ORB_var (const CORBA_ORB_var &); // copy constructor - ~CORBA_ORB_var (void); // destructor - - CORBA_ORB_var &operator= (CORBA::ORB_ptr); - CORBA_ORB_var &operator= (const CORBA_ORB_var &); - CORBA::ORB_ptr operator-> (void) const; - - operator const CORBA::ORB_ptr &() const; - operator CORBA::ORB_ptr &(); - // in, inout, out, _retn - CORBA::ORB_ptr in (void) const; - CORBA::ORB_ptr &inout (void); - CORBA::ORB_ptr &out (void); - CORBA::ORB_ptr _retn (void); - CORBA::ORB_ptr ptr (void) const; - -private: - CORBA::ORB_ptr ptr_; -}; - -class TAO_Export CORBA_ORB_out -{ -public: - CORBA_ORB_out (CORBA::ORB_ptr &); - CORBA_ORB_out (CORBA_ORB_var &); - CORBA_ORB_out (CORBA_ORB_out &); - CORBA_ORB_out &operator= (CORBA_ORB_out &); - CORBA_ORB_out &operator= (const CORBA_ORB_var &); - CORBA_ORB_out &operator= (CORBA::ORB_ptr); - operator CORBA::ORB_ptr &(); - CORBA::ORB_ptr &ptr (void); - CORBA::ORB_ptr operator-> (void); - -private: - CORBA::ORB_ptr &ptr_; -}; - -#endif /* TAO_ORBOBJ_H */ |