/
map
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/
map
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/* Copyright (C) 2004-2007 Garrett A. Kajmowicz
This file is part of the uClibc++ Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <memory>
#include <utility.h>
#include <iterator>
#include <deque>
#include <functional>
#include <associative_base>
#ifndef __STD_HEADER_MAP
#define __STD_HEADER_MAP
#pragma GCC visibility push(default)
namespace std{
template<class Key, class T, class Compare = less<Key>, class Allocator = allocator<T> > class map;
template<class Key, class T, class Compare = less<Key>, class Allocator = allocator<T> > class multimap;
//Compare the keys of the two items
/* template<class Key, class T, class Compare, class Allocator> class _UCXXEXPORT
__base_map<Key, T, Compare, Allocator>::value_compare : public binary_function<
typename map<Key, T, Compare, Allocator>::value_type,
typename map<Key, T, Compare, Allocator>::value_type,
bool>
{
friend class __base_map<Key, T, Compare, Allocator>;
protected:
Compare comp;
value_compare(Compare c) : comp(c) { }
~value_compare() { }
public:
bool operator()(const value_type& x, const value_type& y) const {
return comp(x.first, y.first);
}
};
*/
// value_compare value_comp() const;
/* This is the implementation for the map container. As noted above, it deviates
* from ISO spec by deriving from a base class in order to reduce code redundancy.
* More code could be reduced by convirting to virtual functions (thus allowing
* much of the erase and insert code to be duplicated), but that would deviate from
* the specifications too much to be worth the risk.
*/
//Implementation of map
template<class Key, class T, class Compare, class Allocator> class _UCXXEXPORT map
: public __single_associative<Key, pair<Key, T>, Compare, Allocator>
{
//Default value of allocator does not meet C++ standard specs, but it works for this library
//Deal with it
public:
typedef __single_associative<Key, pair<Key, T>, Compare, Allocator> base;
typedef T mapped_type;
typedef typename base::key_type key_type;
typedef typename base::value_type value_type;
typedef typename base::key_compare key_compare;
typedef typename base::allocator_type allocator_type;
typedef typename base::reference reference;
typedef typename base::const_reference const_reference;
typedef typename base::iterator iterator;
typedef typename base::const_iterator const_iterator;
typedef typename base::size_type size_type;
typedef typename base::difference_type difference_type;
typedef typename base::pointer pointer;
typedef typename base::const_pointer const_pointer;
typedef typename base::reverse_iterator reverse_iterator;
typedef typename base::const_reverse_iterator const_reverse_iterator;
static const key_type v_t_k(const value_type v){
return v.first;
}
// using base::value_compare;
explicit map(const Compare& comp = Compare(), const Allocator& al = Allocator())
: base(comp, al, v_t_k) { }
template <class InputIterator> map(InputIterator first, InputIterator last,
const Compare& comp = Compare(), const Allocator& al = Allocator())
: base(first, last, comp, al, v_t_k) { }
map(const map<Key,T,Compare,Allocator>& x) : base(x) { }
~map() { }
using base::operator=;
using base::operator==;
using base::operator!=;
using base::insert;
using base::erase;
using base::begin;
using base::end;
using base::rbegin;
using base::rend;
using base::empty;
using base::size;
using base::max_size;
using base::find;
using base::count;
using base::lower_bound;
using base::upper_bound;
using base::equal_range;
using base::swap;
reference operator[](const key_type& k){
iterator i = lower_bound(k);
if (i == end() || base::c(k, i->first)) {
i = insert(make_pair(k, T())).first;
}
return i->second;
}
protected:
using base::backing;
};
//Implementation of multimap
template<class Key, class T, class Compare, class Allocator> class _UCXXEXPORT multimap
: public __multi_associative<Key, pair<Key, T>, Compare, Allocator>
{
//Default value of allocator does not meet C++ standard specs, but it works for this library
//Deal with it
public:
typedef __multi_associative<Key, pair<Key, T>, Compare, Allocator> base;
typedef T mapped_type;
typedef typename base::key_type key_type;
typedef typename base::value_type value_type;
typedef typename base::key_compare key_compare;
typedef typename base::allocator_type allocator_type;
typedef typename base::reference reference;
typedef typename base::const_reference const_reference;
typedef typename base::iterator iterator;
typedef typename base::const_iterator const_iterator;
typedef typename base::size_type size_type;
typedef typename base::difference_type difference_type;
typedef typename base::pointer pointer;
typedef typename base::const_pointer const_pointer;
typedef typename base::reverse_iterator reverse_iterator;
typedef typename base::const_reverse_iterator const_reverse_iterator;
static const key_type v_t_k(const value_type v){
return v.first;
}
explicit multimap(const Compare& comp = Compare(), const Allocator& al = Allocator())
: base(comp, al, v_t_k) { }
template <class InputIterator> multimap(InputIterator first, InputIterator last,
const Compare& comp = Compare(), const Allocator& al = Allocator())
: base(first, last, comp, al, v_t_k) { }
multimap(const multimap<Key,T,Compare,Allocator>& x) : base(x) { }
~multimap() { }
using base::operator=;
using base::operator==;
using base::operator!=;
using base::insert;
using base::erase;
using base::begin;
using base::end;
using base::rbegin;
using base::rend;
using base::empty;
using base::size;
using base::max_size;
using base::find;
using base::count;
using base::lower_bound;
using base::upper_bound;
using base::equal_range;
using base::swap;
protected:
using base::c;
};
/* Non-member functions. These are at the end because they are not associated with any
particular class. These will be implemented as I figure out exactly what all of
them are supposed to do, and I have time.
*/
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator<
(const map<Key,T,Compare,Allocator>& x, const map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator!=
(const map<Key,T,Compare,Allocator>& x, const map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator>
(const map<Key,T,Compare,Allocator>& x, const map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator>=
(const map<Key,T,Compare,Allocator>& x, const map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator<=
(const map<Key,T,Compare,Allocator>& x, const map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT void swap
(map<Key,T,Compare,Allocator>& x, map<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator==
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator<
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator!=
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator>
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator>=
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT bool operator<=
(const multimap<Key,T,Compare,Allocator>& x, const multimap<Key,T,Compare,Allocator>& y);
template <class Key, class T, class Compare, class Allocator> _UCXXEXPORT void swap
(multimap<Key,T,Compare,Allocator>& x, multimap<Key,T,Compare,Allocator>& y);
}
#pragma GCC visibility pop
#endif