include/dynamic-graph/pool.h

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// -*- mode: c++ -*-
// Copyright 2010, François Bleibel, Thomas Moulard, Olivier Stasse,
// JRL, CNRS/AIST.
//

#ifndef DYNAMIC_GRAPH_POOL_H
#define DYNAMIC_GRAPH_POOL_H
#include <dynamic-graph/dynamic-graph-api.h>
#include <dynamic-graph/exception-factory.h>
#include <dynamic-graph/signal-base.h>

#include <dynamic-graph/fwd.hh>
#include <map>
#include <sstream>
#include <string>

namespace dynamicgraph {
class DYNAMIC_GRAPH_DLLAPI PoolStorage {
 public:
  typedef std::map<std::string, Entity *> Entities;

  static PoolStorage *getInstance();

  static void destroy();

  ~PoolStorage();

  void registerEntity(const std::string &entname, Entity *ent);

  void deregisterEntity(const std::string &entname);

  void deregisterEntity(const Entities::iterator &entity);
  Entity &getEntity(const std::string &name);

  const Entities &getEntityMap() const;

  bool existEntity(const std::string &name);
  bool existEntity(const std::string &name, Entity *&ptr);

  void clearPlugin(const std::string &name);
  SignalBase<int> &getSignal(std::istringstream &sigpath);

  void writeGraph(const std::string &aFileName);
  void writeCompletionList(std::ostream &os);

 protected:
  Entities entityMap;

 private:
  PoolStorage() {}
  static PoolStorage *instance_;
};

inline PoolStorage &g_pool() { return *PoolStorage::getInstance(); }

}  // end of namespace dynamicgraph.

#endif