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// $Id: Protocol_Handler.h 80826 2008-03-04 14:51:23Z wotte $
#ifndef JAWS_PROTOCOL_HANDLER_H
#define JAWS_PROTOCOL_HANDLER_H
#include "ace/Message_Block.h"
#include "jaws3/Export.h"
#include "jaws3/Event_Completer.h"
class JAWS_Export JAWS_Protocol_State
{
friend class JAWS_Protocol_Handler;
public:
virtual ~JAWS_Protocol_State (void);
protected:
virtual int service (JAWS_Event_Completer *, void *data) = 0;
virtual JAWS_Protocol_State * transition ( const JAWS_Event_Result &
, void *data
, void *act
) = 0;
};
class JAWS_Export JAWS_Protocol_Handler
: public JAWS_Event_Completer
// = TITLE
// Abstraction that interacts with concurrency dispatching.
{
friend class JAWS_TPOOL_Concurrency;
friend class JAWS_TPR_Concurrency;
friend class JAWS_THYBRID_Concurrency;
public:
JAWS_Protocol_Handler (JAWS_Protocol_State *state = 0, void *data = 0);
virtual int service (void);
virtual void dismiss (void)
{
delete this;
}
protected:
virtual ~JAWS_Protocol_Handler (void);
// Try to guarantee this class will be created dynamically.
protected:
void event_complete (const JAWS_Event_Result &result, void *act);
// The event completion routine that triggers the transition
// to the next Protocol State.
void default_complete (const JAWS_Event_Result &result, void *act)
{
this->event_complete (result, act);
}
private:
JAWS_Protocol_State *state_;
void *data_;
ACE_Data_Block db_;
ACE_Message_Block mb_;
};
#endif /* JAWS_PROTOCOL_HANDLER_H */
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