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/* -*- C++ -*- */
// Notify_Worker_Task.h,v 1.1 2000/07/19 02:40:06 pradeep Exp
//$Id$
//
// ============================================================================
//
// = LIBRARY
// ORBSVCS Notification
//
// = FILENAME
// Notify_Worker_Task.h
//
// = DESCRIPTION
// Worker task used by the event processor.
//
// = AUTHOR
// Pradeep Gore <pradeep@cs.wustl.edu>
//
// ============================================================================
#ifndef TAO_NOTIFY_WORKER_TASK_H
#define TAO_NOTIFY_WORKER_TASK_H
#include "ace/pre.h"
#include "ace/Task.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/corba.h"
#include "Notify_Command.h"
#include "notify_export.h"
class TAO_Notify_Event_Manager;
class TAO_Notify_Export TAO_Notify_Worker_Task : public ACE_Task<ACE_SYNCH>
{
// = TITLE
// TAO_Notify_Worker_Task
//
// = DESCRIPTION
// A worker task that we use for various event processing jobs.
// Also see TAO_Notify_Command - This task executes Notify_Command objects.
//
public:
// = Initialization and termination code
TAO_Notify_Worker_Task (TAO_Notify_Event_Manager* event_manager, CORBA::Boolean activate_object);
// Constructor.
virtual int open (void *args);
// Activate the task if <active_object_> is set.
virtual int svc (void);
// svc command objects stored in the message queue.
void shutdown (CORBA::Environment& ACE_TRY_ENV);
// shutdown this task.
virtual int process_event (TAO_Notify_Command *mb, CORBA::Environment& ACE_TRY_ENV, ACE_Time_Value *tv = 0);
// Allows the producer to pass messages to the <Message_Block>.
TAO_Notify_Event_Manager* event_manager (void);
// access manager.
protected:
virtual int close (u_long);
// Close hook.
TAO_Notify_Event_Manager* event_manager_;
// The Event Manager using us.
CORBA::Boolean activate_object_;
// Is this an active object.
};
//****************************************************************************************
class TAO_Notify_Export TAO_Notify_Shutdown_Command : public TAO_Notify_Command
{
// = TITLE
// TAO_Notify_Shutdown_Command
//
// = DESCRIPTION
// Shutdown command to shutdown the task.
//
public:
virtual int execute (TAO_Notify_Worker_Task* parent_task, CORBA::Environment&);
// Returns -1. This signals worker threads to finish servicing requests.
};
//****************************************************************************************
#include "ace/post.h"
#endif /* TAO_NOTIFY_WORKER_TASK_H */
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