73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
///@file
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//
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// Copyright (C) 2013 Thomas Geymayer <tomgey@gmail.com>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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#ifndef SG_MAP_HXX_
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#define SG_MAP_HXX_
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#include <map>
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#include <string>
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namespace simgear
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{
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/**
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* Extended std::map with methods for easier usage.
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*/
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template<class Key, class Value>
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class Map:
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public std::map<Key, Value>
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{
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public:
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Map() {}
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/**
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* Initialize a new map with the given key/value pair.
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*/
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Map(const Key& key, const Value& value)
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{
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(*this)[key] = value;
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}
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/**
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* Change/add new value.
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*/
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Map& operator()(const Key& key, const Value& value)
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{
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(*this)[key] = value;
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return *this;
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}
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/**
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* Retrive a value (or get a default value if it does not exist).
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*/
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Value get(const Key& key, const Value& def = Value()) const
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{
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typename Map::const_iterator it = this->find(key);
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if( it != this->end() )
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return it->second;
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return def;
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}
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};
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typedef Map<std::string, std::string> StringMap;
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} // namespace simgear
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#endif /* SG_MAP_HXX_ */
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