00001 /* +---------------------------------------------------------------------------+ 00002 | The Mobile Robot Programming Toolkit (MRPT) C++ library | 00003 | | 00004 | http://mrpt.sourceforge.net/ | 00005 | | 00006 | Copyright (C) 2005-2009 University of Malaga | 00007 | | 00008 | This software was written by the Machine Perception and Intelligent | 00009 | Robotics Lab, University of Malaga (Spain). | 00010 | Contact: Jose-Luis Blanco <jlblanco@ctima.uma.es> | 00011 | | 00012 | This file is part of the MRPT project. | 00013 | | 00014 | MRPT is free software: you can redistribute it and/or modify | 00015 | it under the terms of the GNU General Public License as published by | 00016 | the Free Software Foundation, either version 3 of the License, or | 00017 | (at your option) any later version. | 00018 | | 00019 | MRPT is distributed in the hope that it will be useful, | 00020 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 00021 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 00022 | GNU General Public License for more details. | 00023 | | 00024 | You should have received a copy of the GNU General Public License | 00025 | along with MRPT. If not, see <http://www.gnu.org/licenses/>. | 00026 | | 00027 +---------------------------------------------------------------------------+ */ 00028 #ifndef metaprogramming_H 00029 #define metaprogramming_H 00030 00031 #include <mrpt/utils/CSerializable.h> 00032 00033 namespace mrpt 00034 { 00035 namespace utils 00036 { 00039 namespace metaprogramming 00040 { 00042 struct ObjectDelete 00043 { 00044 template<typename T> 00045 void operator()(const T *ptr) 00046 { 00047 delete ptr; 00048 } 00049 }; 00050 00052 struct ObjectClear 00053 { 00054 template<typename T> 00055 void operator()(T ptr) 00056 { 00057 ptr->clear(); 00058 } 00059 }; 00060 00069 template <typename TARGET_TYPE> 00070 struct ObjectConvert 00071 { 00072 template<typename T> 00073 TARGET_TYPE operator()(const T &val) 00074 { 00075 return TARGET_TYPE(val); 00076 } 00077 }; 00078 00080 struct ObjectMakeUnique 00081 { 00082 void operator()(CSerializablePtr &ptr) 00083 { 00084 ptr.make_unique(); 00085 } 00086 }; 00087 00089 struct ObjectPairMakeUnique 00090 { 00091 template <typename T> 00092 void operator()(T &ptr) 00093 { 00094 ptr.first.make_unique(); 00095 ptr.second.make_unique(); 00096 } 00097 }; 00098 00100 struct ObjectClearUnique 00101 { 00102 void operator()(CSerializablePtr &ptr) 00103 { 00104 ptr.clear_unique(); 00105 } 00106 }; 00107 00109 struct ObjectReadFromStream 00110 { 00111 private: 00112 CStream *m_stream; 00113 public: 00114 ObjectReadFromStream(CStream *stream) : m_stream(stream) { } 00115 00116 void operator()(CSerializablePtr &ptr) 00117 { 00118 (*m_stream) >> ptr; 00119 } 00120 }; 00121 00122 } // end metaprogramming 00123 } // End of namespace 00124 } // end of namespace 00125 #endif
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