ComRef.h

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/*
 * This file is part of OpenModelica.
 *
 * Copyright (c) 1998-CurrentYear, Open Source Modelica Consortium (OSMC),
 * c/o Linköpings universitet, Department of Computer and Information Science,
 * SE-58183 Linköping, Sweden.
 *
 * All rights reserved.
 *
 * THIS PROGRAM IS PROVIDED UNDER THE TERMS OF GPL VERSION 3 LICENSE OR
 * THIS OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.2.
 * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES
 * RECIPIENT'S ACCEPTANCE OF THE OSMC PUBLIC LICENSE OR THE GPL VERSION 3,
 * ACCORDING TO RECIPIENTS CHOICE.
 *
 * The OpenModelica software and the Open Source Modelica
 * Consortium (OSMC) Public License (OSMC-PL) are obtained
 * from OSMC, either from the above address,
 * from the URLs: http://www.ida.liu.se/projects/OpenModelica or
 * http://www.openmodelica.org, and in the OpenModelica distribution.
 * GNU version 3 is obtained from: http://www.gnu.org/copyleft/gpl.html.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY SET FORTH
 * IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS OF OSMC-PL.
 *
 * See the full OSMC Public License conditions for more details.
 *
 */
 
#ifndef _OMS_COM_REF_H_
#define _OMS_COM_REF_H_
 
#include <string>
 
namespace oms
{
  class ComRef
  {
  public:
    ComRef();
    ComRef(const std::string& path);
    ComRef(const char* path);
    ~ComRef();
 
    // methods to copy the component reference
    ComRef(const ComRef& copy);
    ComRef& operator=(const ComRef& copy);
    ComRef operator+(const ComRef& rhs) const; 
 
    static bool isValidIdent(const std::string& ident);
    bool isValidIdent() const;
 
    bool isEmpty() const;
    bool isRootOf(ComRef child) const;
 
    ComRef front() const; 
    ComRef pop_front(); 
 
    std::string suffix() const; 
    std::string pop_suffix(); 
    bool pop_suffix(const std::string& suffix);
 
    bool hasSuffix() const; 
    bool hasSuffix(const std::string& suffix) const; 
 
    const char* c_str() const { return cref; }
    size_t size() const;
    operator std::string() const { return std::string(cref); }
 
  private:
    char* cref;
  };
 
  bool operator==(const ComRef& lhs, const ComRef& rhs);
  bool operator!=(const ComRef& lhs, const ComRef& rhs);
  bool operator<(const ComRef& lhs, const ComRef& rhs);
}
 
namespace std
{
  template <>
  struct hash<oms::ComRef>
  {
    size_t operator()(const oms::ComRef& cref) const
    {
      return hash<std::string>()(std::string(cref));
    }
  };
}
 
#endif