TAO: Block_Flushing_Strategy.h Source File

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00001 // -*- C++ -*-
00002 
00003 //=============================================================================
00004 /**
00005  *  @file Block_Flushing_Strategy.h
00006  *
00007  *  $Id: Block_Flushing_Strategy.h 85817 2009-06-26 20:44:58Z mitza $
00008  *
00009  *  @author Carlos O'Ryan <coryan@uci.edu>
00010  */
00011 //=============================================================================
00012 
00013 #ifndef TAO_BLOCK_FLUSHING_STRATEGY_H
00014 #define TAO_BLOCK_FLUSHING_STRATEGY_H
00015 #include /**/ "ace/pre.h"
00016 
00017 #include "tao/Flushing_Strategy.h"
00018 
00019 #if !defined (ACE_LACKS_PRAGMA_ONCE)
00020 # pragma once
00021 #endif /* ACE_LACKS_PRAGMA_ONCE */
00022 
00023 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
00024 
00025 namespace TAO
00026 {
00027   namespace Transport
00028   {
00029     class Drain_Constraints;
00030   }
00031 }
00032 
00033 /**
00034  * @class TAO_Block_Flushing_Strategy
00035  *
00036  * @brief Implement a flushing strategy that blocks on write to flush
00037  */
00038 class TAO_Block_Flushing_Strategy : public TAO_Flushing_Strategy
00039 {
00040 public:
00041   virtual int schedule_output (TAO_Transport *transport);
00042   virtual int cancel_output (TAO_Transport *transport);
00043   virtual int flush_message (TAO_Transport *transport,
00044                              TAO_Queued_Message *msg,
00045                              ACE_Time_Value *max_wait_time);
00046   virtual int flush_transport (TAO_Transport *transport
00047                                , ACE_Time_Value *max_wait_time);
00048 
00049 private:
00050   int call_handle_output (TAO_Transport *transport,
00051                           const TAO::Transport::Drain_Constraints &dc);
00052 };
00053 
00054 TAO_END_VERSIONED_NAMESPACE_DECL
00055 
00056 #include /**/ "ace/post.h"
00057 #endif  /* TAO_BLOCK_FLUSHING_STRATEGY_H */