graphnode.h

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/*
 *            Copyright 2009-2020 The VOTCA Development Team
 *                       (http://www.votca.org)
 *
 *      Licensed under the Apache License, Version 2.0 (the "License")
 *
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *              http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
 
#ifndef VOTCA_TOOLS_GRAPHNODE_H
#define VOTCA_TOOLS_GRAPHNODE_H
 
// Standard includes
#include <string>
#include <unordered_map>
#include <utility>
 
// Local VOTCA includes
#include "types.h"
 
namespace votca {
namespace tools {
 
class GraphDistVisitor;
class GraphNode {
 private:
  std::string str_id_{""};
  std::unordered_map<std::string, Index> int_vals_;
  std::unordered_map<std::string, double> double_vals_;
  std::unordered_map<std::string, std::string> str_vals_;
  void initStringId_();
 
 public:
  GraphNode() = default;
 
  GraphNode(const std::unordered_map<std::string, Index> int_vals,
            const std::unordered_map<std::string, double> double_vals,
            const std::unordered_map<std::string, std::string> str_vals);
 
  void setInt(const std::unordered_map<std::string, Index> int_vals);
  void setDouble(const std::unordered_map<std::string, double> double_vals);
  void setStr(const std::unordered_map<std::string, std::string> str_vals);
 
  Index getInt(const std::string str);
  double getDouble(const std::string str);
  std::string getStr(const std::string str);
 
  std::string getStringId() const { return str_id_; }
 
  bool operator==(const GraphNode gn) const;
  bool operator!=(const GraphNode gn) const;
 
  // Allow visitor to directly access members of the node
  friend GraphDistVisitor;
 
  friend std::ostream& operator<<(std::ostream& os, const GraphNode gn);
};
 
bool cmpNode(GraphNode gn1, GraphNode gn2);
 
}  // namespace tools
}  // namespace votca
#endif  // VOTCA_TOOLS_GRAPHNODE_H