symboltable.hh
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Guido Tack <tack@gecode.org>
*
* Copyright:
* Guido Tack, 2007
*
* Last modified:
* $Date: 2010-07-02 19:18:43 +1000 (Fri, 02 Jul 2010) $ by $Author: tack $
* $Revision: 11149 $
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __GECODE_FLATZINC_SYMBOLTABLE_HH__
#define __GECODE_FLATZINC_SYMBOLTABLE_HH__
#include <map>
#include <vector>
namespace FlatZinc {
/// Symbol table mapping identifiers (strings) to values
template<class Val>
class SymbolTable {
private:
std::map<std::string,Val> m;
public:
/// Insert \a val with \a key
void put(const std::string& key, const Val& val);
/// Return whether \a key exists, and set \a val if it does exist
bool get(const std::string& key, Val& val) const;
};
template<class Val>
void
SymbolTable<Val>::put(const std::string& key, const Val& val) {
m[key] = val;
}
template<class Val>
bool
SymbolTable<Val>::get(const std::string& key, Val& val) const {
typename std::map<std::string,Val>::const_iterator i =
m.find(key);
if (i == m.end())
return false;
val = i->second;
return true;
}
}
#endif
// STATISTICS: flatzinc-any