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/* -*- C++ -*- */
/**
* @file Batch_Buffering_Strategy.h
*
* $Id$
*
* @author Pradeep Gore <pradeep@oomworks.com>
*
*
*/
#ifndef TAO_Notify_BATCH_BUFFERING_STRATEGY_H
#define TAO_Notify_BATCH_BUFFERING_STRATEGY_H
#include /**/ "ace/pre.h"
#include "../notify_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "../Method_Request.h"
#include "../Buffering_Strategy.h"
/**
* @class TAO_Notify_Batch_Buffering_Strategy
*
* @brief
*
*/
class TAO_Notify_Export TAO_Notify_Batch_Buffering_Strategy : public TAO_Notify_Buffering_Strategy
{
public:
/// Constuctor
TAO_Notify_Batch_Buffering_Strategy (TAO_Notify_Message_Queue& msg_queue, TAO_Notify_AdminProperties_var& admin_properties, CORBA::Long batch_size);
/// Destructor
~TAO_Notify_Batch_Buffering_Strategy ();
/// Dequeue batch. This method will block till <batch_size> is available..
/// Return -1 on error else the number of items actually dequeued.
int dequeue_batch (CosNotification::EventBatch& event_batch);
/// Dequeue upto batch. This method will not block.
/// Return -1 on error else the number of items dequeued (<batch_size>).
/// <pending> is set to the number of events remaining in the queue.
int dequeue_available (CosNotification::EventBatch& event_batch, int &pending);
protected:
/// Extract upto <max_deq_count> number of items.
int dequeue_i (int max_deq_count, CosNotification::EventBatch& event_batch);
};
#if defined (__ACE_INLINE__)
#include "Batch_Buffering_Strategy.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* TAO_Notify_BATCH_BUFFERING_STRATEGY_H */
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