Jip J. Dekker
3e72b0e857
git-subtree-dir: software/gecode_on_record git-subtree-split: 37ed9bda495ea87e63217c19a374b5a93bb0078e
109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2017
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace Gecode {
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/// Class for sharing data between spaces
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template<class Data>
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class SharedData : public SharedHandle {
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protected:
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/// The object storing the actual data
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class SDO : public SharedHandle::Object {
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public:
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/// Data to be shared
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const Data d;
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/// Initialization
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SDO(const Data& d0);
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/// Destructor
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virtual ~SDO(void);
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};
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public:
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/// Initialize with data \a d
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SharedData(const Data& d);
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/// Create as uninitialized
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SharedData(void);
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/// Copy constructor
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SharedData(const SharedData& sd);
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/// Assignment operator
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SharedData& operator =(const SharedData& sd);
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/// Provide access to data
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const Data& operator ()(void) const;
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/// Destructors
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~SharedData(void);
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};
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template<class Data>
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forceinline
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SharedData<Data>::SDO::SDO(const Data& d0)
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: d(d0) {}
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template<class Data>
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forceinline
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SharedData<Data>::SDO::~SDO(void) {}
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template<class Data>
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forceinline
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SharedData<Data>::SharedData(const Data& d)
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: SharedHandle(new SDO(d)) {}
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template<class Data>
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forceinline
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SharedData<Data>::SharedData(void) {}
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template<class Data>
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forceinline
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SharedData<Data>::SharedData(const SharedData<Data>& sd)
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: SharedHandle(sd) {}
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template<class Data>
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forceinline SharedData<Data>&
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SharedData<Data>::operator =(const SharedData<Data>& sd) {
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return static_cast<SharedData&>(SharedHandle::operator =(sd));
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}
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template<class Data>
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forceinline const Data&
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SharedData<Data>::operator ()(void) const {
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return static_cast<SDO*>(object())->d;
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}
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template<class Data>
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forceinline
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SharedData<Data>::~SharedData(void) {}
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}
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// STATISTICS: kernel-other
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