#ifndef IAGGREGATE_H
#define IAGGREGATE_H
/////////////////////////////////////////////////////////////////////
// IAggregate.h - Container Interface for Iterator Skeleton Demo   //
//                                                                 //
// Jim Fawcett, CSE776 - Design Patterns, Summer 2009              //
/////////////////////////////////////////////////////////////////////

#include "IIterator.h"

template <typename T>
class IAggregate 
{
public:
  virtual IIterator<T>& CreateIterator()=0;
  virtual ~IAggregate() {};
  virtual T& operator[](size_t n)=0;
  virtual T operator[](size_t n) const=0;
  virtual size_t Size() const=0;
  virtual void Append(const T& t)=0;
  virtual void Insert(IIterator<T>& iter, const T& t)=0;
  virtual void Remove(IIterator<T>& iter)=0;
};

#endif