tWrapper.hh - pism - [fork] customized build of PISM, the parallel ice sheet model (tillflux branch)
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       tWrapper.hh (1343B)
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            1 /* Copyright (C) 2015, 2016 PISM Authors
            2  *
            3  * This file is part of PISM.
            4  *
            5  * PISM is free software; you can redistribute it and/or modify it under the
            6  * terms of the GNU General Public License as published by the Free Software
            7  * Foundation; either version 3 of the License, or (at your option) any later
            8  * version.
            9  *
           10  * PISM is distributed in the hope that it will be useful, but WITHOUT ANY
           11  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
           12  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
           13  * details.
           14  *
           15  * You should have received a copy of the GNU General Public License
           16  * along with PISM; if not, write to the Free Software
           17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
           18  */
           19 
           20 #ifndef _WRAPPER_H_
           21 #define _WRAPPER_H_
           22 
           23 #include <memory>
           24 
           25 namespace pism {
           26 namespace petsc {
           27 
           28 template<typename T>
           29 class Wrapper {
           30 public:
           31   typedef std::shared_ptr<Wrapper> Ptr;
           32   typedef std::weak_ptr<Wrapper> WeakPtr;
           33 
           34   operator T() const {
           35     return m_value;
           36   }
           37   T get() const {
           38     return m_value;
           39   }
           40   T* rawptr() {
           41     return &m_value;
           42   }
           43 protected:
           44   Wrapper() {
           45     // empty
           46   }
           47   T m_value;
           48 private:
           49   Wrapper(Wrapper const &);
           50   Wrapper & operator=(Wrapper const &);
           51 };
           52 
           53 } // end of namespace petsc
           54 } // end of namespace pism
           55 
           56 #endif /* _WRAPPER_H_ */