version 1.4, 2002/03/20 21:25:49
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version 1.5, 2002/03/21 16:10:00
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class ModuleController; | class ModuleController; |
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class PEGASUS_COMMON_LINKAGE pegasus_module | class PEGASUS_COMMON_LINKAGE pegasus_module |
{ | { |
class module_rep; |
class PEGASUS_COMMON_LINKAGE module_rep |
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public: |
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pegasus_module(ModuleController *controller, |
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const String &id, |
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void *module_address, |
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void (*_async_callback)(Uint32, Message *)) ; |
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pegasus_module(const pegasus_module & mod); |
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virtual ~pegasus_module(); |
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pegasus_module & operator= (const pegasus_module & mod); |
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Boolean operator == (const pegasus_module *mod) const; |
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Boolean operator == (const pegasus_module & mod) const ; |
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Boolean operator == (const String & mod) const; |
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Boolean operator == (const void *mod) const; |
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const String & get_name(void); |
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// introspection interface |
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Boolean query_interface(String & class_id, void **object_ptr) ; |
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private: |
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module_rep *_rep; |
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pegasus_module(void); |
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virtual Boolean _rcv_msg(Message *) = 0; |
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void _send_async_callback(Uint32 msg_handle, Message *msg) ; |
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virtual Boolean _shutdown(Uint32) = 0; |
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virtual Uint32 reference(void) { _reference_count++; } |
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virtual Uint32 dereference(void) { _reference_count--; } |
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friend class ModuleController; |
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}; |
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class PEGASUS_COMMON_LINKAGE pegasus_module::module_rep |
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{ | { |
public: | public: |
module_rep(ModuleController *controller, | module_rep(ModuleController *controller, |
const String & name, | const String & name, |
void *module_address, | void *module_address, |
void (*async_callback)(Uint32, Message *)) |
Boolean (*receive_message)(Message *), |
: _controller(controller), |
void (*async_callback)(Uint32, Message *), |
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void (*shutdown_notify)(Uint32 code)) |
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: _thread_safety(), |
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_controller(controller), |
_name(name), | _name(name), |
_reference_count(1), | _reference_count(1), |
_module_address(module_address), |
_module_address(module_address) |
_async_callback(async_callback) |
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{ |
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{ |
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if(receive_message != NULL) |
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_receive_message = receive_message; |
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else |
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_receive_message = default_receive_message; |
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if(async_callback != NULL) |
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_async_callback = async_callback; |
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else |
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_async_callback = default_async_callback; |
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if(shutdown_notify != NULL) |
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_shutdown_notify = shutdown_notify; |
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else |
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_shutdown_notify = default_shutdown_notify; |
} | } |
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virtual ~module_rep(void) | virtual ~module_rep(void) |
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return false; | return false; |
} | } |
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void reference(void) { _reference_count++; } |
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void dereference(void) { _reference_count--; } |
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Uint32 reference_count(void) { return _reference_count.value(); } |
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const String & get_name(void) const { return _name; } |
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void *get_module_address(void) const { return _module_address; } |
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Boolean module_receive_message(Message *msg) |
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{ |
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_thread_safety.lock(pegasus_thread_self()); |
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try { _receive_message(msg); } |
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catch(...) { _thread_safety.unlock(); throw; } |
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_thread_safety.unlock(); |
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} |
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void _send_async_callback(Uint32 msg_handle, Message *msg) |
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{ |
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_thread_safety.lock(pegasus_thread_self()); |
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try { _async_callback(msg_handle, msg); } |
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catch(...) { _thread_safety.unlock(); throw; } |
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} |
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void _send_shutdown_notify(Uint32 code) |
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{ |
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_shutdown_notify(code); |
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} |
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void lock(void) |
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{ |
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_thread_safety.lock(pegasus_thread_self()); |
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} |
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void unlock(void) |
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{ |
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_thread_safety.unlock(); |
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} |
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private: | private: |
module_rep(void); | module_rep(void); |
module_rep(const module_rep & ); | module_rep(const module_rep & ); |
module_rep& operator= (const module_rep & ); | module_rep& operator= (const module_rep & ); |
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Mutex _thread_safety; |
ModuleController *_controller; | ModuleController *_controller; |
String _name; | String _name; |
AtomicInt _reference_count; | AtomicInt _reference_count; |
void *_module_address; | void *_module_address; |
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Boolean (*_receive_message)(Message *); |
void (*_async_callback)(Uint32, Message *); | void (*_async_callback)(Uint32, Message *); |
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void (*_shutdown_notify)(Uint32 code); |
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static Boolean default_receive_message(Message *msg) |
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{ |
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throw NotImplemented("Module Receive"); |
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} |
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static void default_async_callback(Uint32 handle, Message *msg) |
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{ |
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throw NotImplemented("Module Async Receive"); |
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} |
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static void default_shutdown_notify(Uint32 code) |
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{ |
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return; |
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} |
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friend class ModuleController; |
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}; |
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public: |
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pegasus_module(ModuleController *controller, |
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const String &id, |
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void *module_address, |
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Boolean (*receive_message)(Message *), |
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void (*async_callback)(Uint32, Message *), |
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void (*shutdown_notify)(Uint32 code)) ; |
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virtual ~pegasus_module(void) |
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{ |
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_rep->dereference(); |
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if( 0 == _rep->reference_count()) |
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delete _rep; |
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} |
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pegasus_module & operator= (const pegasus_module & mod); |
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Boolean operator == (const pegasus_module *mod) const; |
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Boolean operator == (const pegasus_module & mod) const ; |
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Boolean operator == (const String & mod) const; |
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Boolean operator == (const void *mod) const; |
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const String & get_name(void) const; |
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// introspection interface |
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Boolean query_interface(const String & class_id, void **object_ptr) const; |
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private: |
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module_rep *_rep; |
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pegasus_module(void); |
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pegasus_module(const pegasus_module & mod); |
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virtual Boolean _rcv_msg(Message *) ; |
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Boolean _receive_message(Message *msg) |
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{ |
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_rep->module_receive_message(msg); |
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} |
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void _send_async_callback(Uint32 msg_handle, Message *msg) |
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{ |
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_rep->_send_async_callback(msg_handle, msg); |
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} |
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void _send_shutdown_notify(Uint32 code) |
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{ |
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_rep->_send_shutdown_notify(code); |
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} |
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virtual Boolean _shutdown(Uint32) ; |
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virtual void reference(void) { _rep->reference(); } |
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virtual void dereference(void) { _rep->dereference(); } |
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friend class ModuleController; | friend class ModuleController; |
}; | }; |
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class PEGASUS_COMMON_LINKAGE ModuleController : public MessageQueueService | class PEGASUS_COMMON_LINKAGE ModuleController : public MessageQueueService |
{ | { |
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public: | public: |
typedef MesageQueueService Base; |
typedef MessageQueueService Base; |
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ModuleController(const char *name, Uint32 queueID); | ModuleController(const char *name, Uint32 queueID); |
virtual ~ModuleController(void); | virtual ~ModuleController(void); |
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void *module_address, | void *module_address, |
void (*async_callback)(Uint32, Message *)); | void (*async_callback)(Uint32, Message *)); |
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deregister_module(const String & module_name); |
Boolean deregister_module(const String & module_name); |
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Uint32 find_service(pegasus_module & handle, String & name); | Uint32 find_service(pegasus_module & handle, String & name); |
String & find_service(pegasus_module & handle, Uint32 queue_id); | String & find_service(pegasus_module & handle, Uint32 queue_id); |
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}; | }; |
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pegasus_module(const pegasus_module & mod) |
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{ |
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(mod._rep->_reference_count)++; |
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_rep = mod._rep; |
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} |
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virtual ~pegasus_module() |
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{ |
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if( 0 == (_rep->_reference_count.value())) |
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delete _rep; |
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} |
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pegasus_module & pegasus_module::operator= (const pegasus_module & mod) |
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{ |
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(mod._rep->_reference_count)++; |
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if ( ((rep->_reference_count)--) == 0 ) |
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delete rep; |
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_rep = mod._rep; |
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return *this; |
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} |
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Boolean pegasus_module::operator== (const pegasus_module *mod) const |
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{ |
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if(mod->_rep == _rep) |
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return true; |
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return false; |
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} |
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Boolean pegasus_module::operator== (const pegasus_module & mod) const |
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{ |
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if( mod._rep == _rep ) |
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return true; |
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return false; |
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} |
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Boolean pegasus_module::operator == (const String & mod) const |
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{ |
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if(_rep->_name == mod) |
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return true; |
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return false; |
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} |
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Boolean pegasus_module::operator == (const void *mod) const |
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{ |
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if ( (reinterpret_cast<pegasus_module *>(mod))->_rep == _rep) |
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return true; |
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return false; |
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} |
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Boolean pegasus_module::operator == (const void *mod) const |
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{ |
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if ( (reinterpret_cast<pegasus_module *>(mod))->_rep == _rep) |
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return true; |
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return false; |
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} |
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