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Diffstat (limited to 'TAO/orbsvcs/orbsvcs/AV/Endpoint_Strategy.h')
| -rw-r--r-- | TAO/orbsvcs/orbsvcs/AV/Endpoint_Strategy.h | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/TAO/orbsvcs/orbsvcs/AV/Endpoint_Strategy.h b/TAO/orbsvcs/orbsvcs/AV/Endpoint_Strategy.h deleted file mode 100644 index 1975ae60aaa..00000000000 --- a/TAO/orbsvcs/orbsvcs/AV/Endpoint_Strategy.h +++ /dev/null @@ -1,324 +0,0 @@ -/* -*- C++ -*- */ - -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// cos -// -// = FILENAME -// Endpoint_Strategy.h -// -// = AUTHOR -// Sumedh Mungee <sumedh@cs.wustl.edu> -// -// -// ============================================================================ - -#if !defined (TAO_AV_ENDPOINT_STRATEGY_H) -#define TAO_AV_ENDPOINT_STRATEGY_H - -#include "orbsvcs/AV/AVStreams_i.h" -#include "tao/TAO.h" - -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Strategy -// = DESCRIPTION -// Base class to define various endpoint strategies -// used by the MMDevice to create the Endpoint and Vdev -{ -public: - TAO_AV_Endpoint_Strategy (void); - // Constructor - - virtual int create_A (AVStreams::StreamEndPoint_A_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Called by the MMDevice, when it needs to create an A type endpoint - - virtual int create_B (AVStreams::StreamEndPoint_B_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Called by the MMDevice, when it needs to create an B type endpoint - - protected: - AVStreams::StreamEndPoint_A_ptr stream_endpoint_a_; - // The "A" stream endpoint - - AVStreams::StreamEndPoint_B_ptr stream_endpoint_b_; - // The "B" stream endpoint - - AVStreams::VDev_ptr vdev_; - // The vdev - -}; - -// ---------------------------------------------------------------------- - -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Process_Strategy - : public TAO_AV_Endpoint_Strategy -// = DESCRIPTION -// Process-based strategy for creating endpoints -// Abstract base class. -{ - public: - TAO_AV_Endpoint_Process_Strategy (ACE_Process_Options *process_options); - // Constructor. The process_options contain the name and arguments - // for the process to be created - - virtual int activate (void); - // creates a new child process, and waits on a semaphore - // until the child process has finished creating the endpoints - - protected: - virtual int bind_to_naming_service (CORBA::Environment &env); - // Bind to the naming service - - virtual int get_stream_endpoint (CORBA::Environment &env) = 0; - // Get the object reference for the newly created stream - // endpoint (which will be in the child process) - // Subclasses will define the functionality for this - - virtual int get_vdev (CORBA::Environment &env); - // Get the Vdev object reference for the newly created - // endpoint - - CosNaming::NamingContext_var naming_context_; - // Naming context - - private: - ACE_Process_Options *process_options_; - // Name and arguments for the process to be created -}; - - -// ---------------------------------------------------------------------- - -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Process_Strategy_A - : public TAO_AV_Endpoint_Process_Strategy -// = DESCRIPTION -// Process-based strategy to create "A" type endpoints -{ - public: - TAO_AV_Endpoint_Process_Strategy_A (ACE_Process_Options *process_options); - // Constructor - - protected: - virtual int create_A (AVStreams::StreamEndPoint_A_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Creates an "A" type stream endpoint, and a vdev - - virtual int get_stream_endpoint (CORBA::Environment &env); - // Gets the "A" type stream endpoint from the child process - -}; - -// ---------------------------------------------------------------------- - -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Process_Strategy_B - : public TAO_AV_Endpoint_Process_Strategy -// = DESCRIPTION -// Process-based strategy to create "B" type endpoints -{ - public: - TAO_AV_Endpoint_Process_Strategy_B (ACE_Process_Options *process_options); - // Constructor - - protected: - virtual int create_B (AVStreams::StreamEndPoint_B_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Creates a "B" type stream endpoint, and a vdev - - - virtual int get_stream_endpoint (CORBA::Environment &env); - // Gets the object reference of the "B" type streamendpoint. - -}; -// ---------------------------------------------------------------------- -template <class T_StreamEndpoint, class T_VDev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Reactive_Strategy - : public TAO_AV_Endpoint_Strategy -// = DESCRIPTION -// Reactive strategy base clas -{ - protected: - TAO_AV_Endpoint_Reactive_Strategy (TAO_ORB_Manager *orb_manager); - // Constructor - - virtual int activate (void); - // creates and activates the streamendpoint, vdev, and mediacontrol - - virtual int activate_stream_endpoint (CORBA::Environment &env) = 0; - // activates the stream_endpoint with the POA - - virtual int activate_vdev (CORBA::Environment &env); - // activates the vdev with the POA - - virtual int activate_mediactrl (CORBA::Environment &env); - // activates the media controller with the POA - - virtual int make_vdev (T_VDev *&vdev); - // Bridge method to create a vdev, a la Acceptor. Applications - // can override this - - virtual int make_stream_endpoint (T_StreamEndpoint *&stream_endpoint); - // Bridge method to create a stream_endpoint, a la Acceptor. Applications - // can override this - - virtual int make_mediactrl (T_MediaCtrl *&media_ctrl); - // Bridge method to create a media_ctrl, a la Acceptor. Applications - // can override this - - TAO_ORB_Manager *orb_manager_; - // ORB manager, used to activate the objects - -}; -// ---------------------------------------------------------------------- - -template <class T_StreamEndpoint, class T_VDev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Reactive_Strategy_A - : public TAO_AV_Endpoint_Reactive_Strategy<T_StreamEndpoint, T_VDev , T_MediaCtrl> -// = DESCRIPTION -// Reactive strategy -{ - public: - TAO_AV_Endpoint_Reactive_Strategy_A (TAO_ORB_Manager *orb_manager); - // Constructor - - virtual int activate_stream_endpoint (CORBA::Environment &env); - // Overrides the base class stream_endpoint activator, to activate - // an "A" type endpoint - - virtual int create_A (AVStreams::StreamEndPoint_A_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Called by the MMDevice, when it needs to create an A type endpoint - - -}; - -// ---------------------------------------------------------------------- -template <class T_StreamEndpoint, class T_Vdev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Endpoint_Reactive_Strategy_B - : public TAO_AV_Endpoint_Reactive_Strategy -// = DESCRIPTION -// Reactive strategy -{ - public: - TAO_AV_Endpoint_Reactive_Strategy_B (TAO_ORB_Manager *); - - virtual int activate_stream_endpoint (CORBA::Environment &env); - // Overrides the base class stream_endpoint activator, to activate - // a "B" type endpoint - - virtual int create_B (AVStreams::StreamEndPoint_B_ptr &stream_endpoint, - AVStreams::VDev_ptr &vdev, - CORBA::Environment &env); - // Called by the MMDevice, when it needs to create a B type endpoint -}; - -// ---------------------------------------------------------------------- - -template <class T_StreamEndpoint, class T_VDev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Child_Process -// = DESCRIPTION -// Helper class for the child process created in TAO_AV_Endpoint_Process_Strategy -{ -public: - TAO_AV_Child_Process (); - // Constructor - - ~TAO_AV_Child_Process (); - // Destructor - - int init (int argc, char **argv); - // Initializes the ORB, creates and activates the - // T_StreamEndpoint, T_VDev, T_MediaCtrl in the POA - - int run (ACE_Time_Value *tv = 0); - // runs the ORB event loop - - protected: - int activate_objects (int argc, - char **argv, - CORBA::Environment &env); - // Creates the objects and inserts them into the Naming - // Service, so the parent can pick the IOR's and - // return them to the client - - - int bind_to_naming_service (CORBA::Environment &env); - // Binds to the naming service - - int register_vdev (CORBA::Environment &env); - // Registers vdev with the naming service - - int register_stream_endpoint (CORBA::Environment &env); - // Registers stream_endpoint with the naming service - - int release_semaphore (); - // Releases the semaphore on which the parent is waiting on - - virtual int make_vdev (T_VDev *&vdev); - // Bridge method to create a vdev, a la Acceptor. Applications - // can override this - - virtual int make_stream_endpoint (T_StreamEndpoint *&stream_endpoint); - // Bridge method to create a stream_endpoint, a la Acceptor. Applications - // can override this - - virtual int make_mediactrl (T_MediaCtrl *&media_ctrl); - // Bridge method to create a media_ctrl, a la Acceptor. Applications - // can override this - - TAO_ORB_Manager orb_manager_; - // The ORB Manager - - CosNaming::NamingContext_var naming_context_; - // The root Naming Context of the TAO naming service - - CosNaming::Name vdev_name_; - // Name of the vdev - - CosNaming::Name stream_endpoint_name_; - // Name of the stream_endpoint - - T_StreamEndpoint *stream_endpoint_; - // The stream endpoint member - - T_VDev *vdev_; - // The virtual device - - T_MediaCtrl *media_ctrl_; - // Media controller -}; - -// ---------------------------------------------------------------------- - -template <class T_StreamEndpoint, class T_VDev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Child_Process_A - : public TAO_AV_Child_Process <T_StreamEndpoint, T_VDev, T_MediaCtrl> -// = DESCRIPTION -// Helper class for the child process created in TAO_AV_Child_Process -{ -public: - TAO_AV_Child_Process_A (); - -}; - -// ---------------------------------------------------------------------- - -template <class T_StreamEndpoint, class T_VDev , class T_MediaCtrl> -class TAO_ORBSVCS_Export TAO_AV_Child_Process_B - : public TAO_AV_Child_Process <T_StreamEndpoint, T_VDev, T_MediaCtrl> -// = DESCRIPTION -// Helper class for the child process created in TAO_AV_Child_Process -{ -public: - TAO_AV_Child_Process_B (); - -}; - -#endif /* TAO_AV_ENDPOINT_STRATEGY_H */ |