md_store.h

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//Copyright 2010,2012 Thomas A Caswell
//tcaswell@uchicago.edu
//http://jfi.uchicago.edu/~tcaswell
//
//This program is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 3 of the License, or (at
//your option) any later version.
//
//This program is distributed in the hope that it will be useful, but
//WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, see <http://www.gnu.org/licenses>.
//
//Additional permission under GNU GPL version 3 section 7
//
//If you modify this Program, or any covered work, by linking or
//combining it with MATLAB (or a modified version of that library),
//containing parts covered by the terms of MATLAB User License, the
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// 
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//combining it with IPP (or a modified version of that library),
//containing parts covered by the terms of End User License Agreement
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#ifndef MD_STORE
#define MD_STORE

#include <string>
#include <vector>
#include "enum_utils.h"
namespace utilities
{
class Attr_list_hdf;

class Md_store
{
public:
    
  template <class T>
  T get_value(const std::string & attr_name,T & val)const;
  
    
  template <class T>
  void set_value(const std::string & attr_name,const T & val,bool over_write = true);
  
  
  float get_value(int j,float & val)const;
  int get_value(int j,int & val)const;
  unsigned int get_value(int j,unsigned int & val)const;
  
  std::string get_value(int j,std::string & val)const;

  bool get_value(int j,bool & val)const;

  
  
  bool remove_key(const std::string & key);
  
  bool contains_key(const std::string& key)const;

  
  bool contains_key(const std::string& key,unsigned int & indx)const;

  int get_key_index(const std::string& key)const;
  
  unsigned int size() const
  {
    return entries_.size();
  }
  
  std::string get_key(int j) const
  {
    return entries_.at(j).key;
  }
  utilities::V_TYPE get_type(int j)const
  {
    return entries_.at(j).type;
  }

  void * get_val(int j)const
  {
    return entries_.at(j).value;
  }



  void add_element(const std::string & key,const std::string & type,const  std::string & value);
  void add_element(const char * key,const char * type, const char * value);
  void add_element(const char * key,float val);
  void add_element(const char * key,int val);
  void add_element(const char * key,unsigned int val);
  void add_element(const char * key,bool val);
  void add_element(const char * key,const char *  val);
  void add_element(const char * key,const std::string &val);

  void add_elements(const Md_store * md_in);
  

  void print()const;

  ~Md_store();
  
  Md_store();
  
  Md_store(const utilities::Attr_list_hdf & );
  
private:
  struct Md_element
  {
    Md_element(std::string key_i,utilities::V_TYPE type_i,void * value_i)
      :key(key_i),type(type_i),value(value_i){}
    Md_element(const char * key_i,utilities::V_TYPE type_i,void * value_i)
      :key(key_i),type(type_i),value(value_i){}

    Md_element(const Md_element &);
    Md_element & operator =(const Md_element &);
    Md_element();
    ~Md_element();
    
    std::string key;
    utilities::V_TYPE type;
    void * value;
  

    };
    
    

  std::vector<Md_element> entries_;
  };
  
    
}


  



#endif