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//$$FILE$$
//$$VERSION$$
//$$DATE$$
//$$LICENSE$$
/**
** \file mapped_ptr_vector.h
*/
#ifndef MAPPED_PTR_VECTOR_H
#define MAPPED_PTR_VECTOR_H
#include <string>
#include <vector>
#include <map>
/**
** This is a container of pointers to objects. The container maintains the
** order of the inserted elements (as vector does), but it provides for
** efficient element access, search, serialization and deserialization.
** Object names must be unique, i.e., for any two object names in the container
** operator==() must yield false.
*/
template <typename T, typename StringCompareT = std::less<std::string> >
class mapped_ptr_vector
{
private:
// The first integer is the index in _vector
// The second integer is the index in the file
typedef std::map<std::string, std::pair<unsigned int, unsigned int>,
StringCompareT > tIndex;
tIndex _index;
std::vector<T*> _vector;
std::string _currentName;
std::pair<unsigned int, unsigned int> _currentIndices;
bool is_equal(const std::string& first, const std::string& second,
const typename tIndex::key_compare& keyComp) const;
public:
mapped_ptr_vector();
mapped_ptr_vector(const StringCompareT& cmp);
mapped_ptr_vector(const mapped_ptr_vector& inMappedVector);
~mapped_ptr_vector();
void operator=(const mapped_ptr_vector& inMappedVector);
unsigned int size() const;
bool empty() const;
void clear();
bool operator==(const mapped_ptr_vector& inMappedVector);
void push_back(T* inP, const unsigned int fileIndex = 0);
void push_back(const std::string& name, const unsigned int fileIndex = 0);
void push_back(const std::vector<std::string>& names,
const std::vector<unsigned int>& fileIndices);
void push_back(const std::vector<std::string>& names);
/// Associate the object pointer to already entered object name
void set(T* inP);
T& operator[](unsigned int index);
T& operator[](const std::string& name);
// When not found, returns size()
unsigned int find(const std::string& name);
void rename(const std::string& oldName, const std::string& newName);
/// Removes object pointer
void erase(const std::string& name);
/// Is object de-serialized
bool is_read(const std::string& name);
/// De-serialize the object
void read(const std::string& name);
/// Serialize the object
unsigned int write(const std::string& name);
std::pair<unsigned int, unsigned int> get_indices(const std::string& name);
std::string get_name(const unsigned int index);
void get_sorted_indices(std::vector<unsigned int>& sortedIndices);
};
#endif
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