qdp_map_obj.h

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// -*- C++ -*-
 
#ifndef __qdp_map_obj_h__
#define __qdp_map_obj_h__
 
#include <map>
#include <vector>
 
#include "qdp.h"
 
namespace QDP
{
 
  //----------------------------------------------------------------------------
  template<typename K, typename V>
  class MapObject
  {
  public:
    virtual     
    ~MapObject() {}

    virtual
    bool exist(const K& key) const = 0;
                        
    virtual
    int insert(const K& key, const V& val) = 0;
 
    virtual
    int get(const K& key, V& val) const = 0;

    virtual
    void flush() = 0;

    virtual
    unsigned int size() const = 0;

    virtual
    void keys(std::vector<K>& keys_) const = 0;

    virtual
    int insertUserdata(const std::string& user_data) = 0;
    
    virtual
    int getUserdata(std::string& user_data) const = 0;
  };
 
} // namespace QDP
 
#endif