event_analyzer.h

ACE自适配通信环境（ADAPTIVE Communication Environment）是可以自由使用、开放源码的面向对象（OO）框架（Framework）

/* -*- C++ -*- */
// Event_Analyzer.h,v 4.8 2004/09/17 16:10:46 shuston Exp

#ifndef _EVENT_ANALYZER_H
#define _EVENT_ANALYZER_H

#include "ace/Stream.h"

#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */

#include "ace/Module.h"
#include "ace/Task.h"

class Event_Analyzer : public ACE_Task<ACE_SYNCH>
{
  // = TITLE
  //     This class forwards all the <ACE_Message_Block>s it receives
  //     onto its neighboring Module in the Stream.
  //
  // = DESCRIPTION
  //     In a "real" event service, application-specific processing
  //     would be done in the <put> (or <svc>) method in this class.
public:
  // = Initialization hooks called by <ACE_Stream> (not used).
  virtual int open (void *a = 0);
  virtual int close (u_long flags = 0);

  virtual int put (ACE_Message_Block *msg,
                   ACE_Time_Value * = 0);
  // Entry point into this task.

  // Dynamic linking hooks (not used).
  virtual int init (int argc, ACE_TCHAR *argv[]);
  virtual int fini (void);
  virtual int info (ACE_TCHAR **info_string,
                    size_t length) const;
private:
  virtual int control (ACE_Message_Block *);
  // Implements the watermark control processing.
};

#endif /* _EVENT_ANALYZER_H */