Ioss_PropertyManager.h

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// Copyright(C) 1999-2017 National Technology & Engineering Solutions
// of Sandia, LLC (NTESS).  Under the terms of Contract DE-NA0003525 with
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#ifndef IOSS_Ioss_PropertyManager_h
#define IOSS_Ioss_PropertyManager_h
 
#include <Ioss_CodeTypes.h>
#include <Ioss_Property.h> // for Property
#include <cstddef>         // for size_t
#include <string>          // for string, operator<
#include <unordered_map>
#include <vector> // for vector
 
namespace Ioss {
  using PropMapType = std::unordered_map<std::string, Property>;
  using ValuePair   = PropMapType::value_type;
 
  /** \brief A collection of Ioss::Property objects
   */
  class PropertyManager
  {
  public:
    PropertyManager() = default;
    PropertyManager(const PropertyManager &from);
    PropertyManager &operator=(const PropertyManager &from) = delete;
    ~PropertyManager();
 
    // Add the specified property to the list.
    void add(const Property &new_prop);
 
    // Assumes: Property 'name' must exist.
    void erase(const std::string &property_name);
 
    // Checks if a property with 'property_name' exists in the database.
    bool exists(const std::string &property_name) const;
 
    Property get(const std::string &property_name) const;
 
    // Returns the names of all properties
    int describe(NameList *names) const;
 
    size_t count() const;
 
  private:
    PropMapType m_properties;
#if defined(IOSS_THREADSAFE)
    mutable std::mutex m_;
#endif
  };
} // namespace Ioss
#endif