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68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
// -*- C++ -*-
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//=============================================================================
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/**
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* @file Handle_Gobbler.h
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*
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* $Id: Handle_Gobbler.h 80826 2008-03-04 14:51:23Z wotte $
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*
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* @author Kirthika Parameswaran <kirthika@cs.wustl.edu>
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* @author Irfan Pyarali <irfan@cs.wustl.edu>
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*/
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//=============================================================================
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#ifndef ACE_HANDLE_GOBBLER_H
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#define ACE_HANDLE_GOBBLER_H
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#include /**/ "ace/pre.h"
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#include "ace/Handle_Set.h"
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#if !defined (ACE_LACKS_PRAGMA_ONCE)
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# pragma once
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#endif /* ACE_LACKS_PRAGMA_ONCE */
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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/**
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* @class ACE_Handle_Gobbler
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*
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* @brief This class gobbles up handles.
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*
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* This is useful when we need to control the number of handles
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* available for a process. This class is mostly used for
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* testing purposes.
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*/
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class ACE_Handle_Gobbler
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{
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public:
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/// Destructor. Cleans up any remaining handles.
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inline ~ACE_Handle_Gobbler (void);
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/**
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* Handles are opened continously until the process runs out of
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* them, and then <n_handles_to_keep_available> handles are closed
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* (freed) thereby making them usable in the future.
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*/
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inline int consume_handles (size_t n_handles_to_keep_available);
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/// Free up @a n_handles.
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inline int free_handles (size_t n_handles);
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/// All remaining handles are closed.
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inline void close_remaining_handles (void);
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private:
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typedef ACE_Handle_Set HANDLE_SET;
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/// The container which holds the open descriptors.
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HANDLE_SET handle_set_;
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};
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ACE_END_VERSIONED_NAMESPACE_DECL
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#include "ace/Handle_Gobbler.inl"
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#include /**/ "ace/post.h"
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#endif /* ACE_HANDLE_GOBBLER_H */
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