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multiset.h
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1997-05-28
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/*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
* Copyright (c) 1996
* Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* Copyright (c) 1997
* Moscow Center for SPARC Technology
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Moscow Center for SPARC Technology makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*/
#ifndef __SGI_STL_MULTISET_H
#define __SGI_STL_MULTISET_H
# ifndef __SGI_STL_TREE_H
# include <tree.h>
# endif
__BEGIN_STL_NAMESPACE
__BEGIN_STL_FULL_NAMESPACE
#define multiset __WORKAROUND_RENAME(multiset)
template <class Key, __DFL_TMPL_PARAM(Compare,less<Key>),
__DFL_TYPE_PARAM(Alloc,alloc) >
class multiset {
typedef multiset<Key,Compare,Alloc> self;
public:
// typedefs:
typedef Key key_type;
typedef Key value_type;
typedef Compare key_compare;
typedef Compare value_compare;
typedef rb_tree<key_type, value_type,
identity<value_type>,
key_compare, Alloc> rep_type;
typedef typename rep_type::const_pointer pointer;
typedef typename rep_type::const_reference reference;
typedef typename rep_type::const_reference const_reference;
typedef typename rep_type::const_iterator const_iterator;
// SunPro bug
# ifdef __SUNPRO_CC
typedef const_iterator iterator;
# else
typedef typename rep_type::const_iterator iterator;
# endif
typedef typename rep_type::const_reverse_iterator reverse_iterator;
typedef typename rep_type::const_reverse_iterator const_reverse_iterator;
typedef typename rep_type::size_type size_type;
typedef typename rep_type::difference_type difference_type;
private:
rep_type t; // red-black tree representing multiset
// allocation/deallocation
public:
multiset() : t(Compare()) {}
explicit multiset(const Compare& comp) : t(comp) {}
multiset(const value_type* first, const value_type* last) :
t(Compare()) {
t.insert_equal(first, last);
}
multiset(const value_type* first, const value_type* last,
const Compare& comp) : t(comp) {
t.insert_equal(first, last);
}
multiset(const_iterator first, const_iterator last ) : t(Compare()) {
t.insert_equal(first, last);
}
multiset(const_iterator first, const_iterator last,
const Compare& comp) : t(comp) {
t.insert_equal(first, last);
}
multiset(const self& x) : t(x.t) {}
self& operator=(const self& x) {
t = x.t;
return *this;
}
// accessors:
key_compare key_comp() const { return t.key_comp(); }
value_compare value_comp() const { return t.key_comp(); }
iterator begin() const { return t.begin(); }
iterator end() const { return t.end(); }
reverse_iterator rbegin() const { return t.rbegin(); }
reverse_iterator rend() const { return t.rend(); }
bool empty() const { return t.empty(); }
size_type size() const { return t.size(); }
size_type max_size() const { return t.max_size(); }
void swap(self& x) { t.swap(x.t); }
// insert/erase
iterator insert(const value_type& x) {
return t.insert_equal(x);
}
iterator insert(iterator position, const value_type& x) {
return t.insert_equal((typename rep_type::iterator&)position, x);
}
void insert(const value_type* first, const value_type* last) {
t.insert_equal(first, last);
}
void insert(const_iterator first, const_iterator last) {
t.insert_equal(first, last);
}
void erase(iterator position) {
t.erase((typename rep_type::iterator&)position);
}
size_type erase(const key_type& x) {
return t.erase(x);
}
void erase(iterator first, iterator last) {
t.erase((typename rep_type::iterator&)first,
(typename rep_type::iterator&)last);
}
void clear() { t.clear(); }
// multiset operations:
iterator find(const key_type& x) const { return t.find(x); }
size_type count(const key_type& x) const { return t.count(x); }
iterator lower_bound(const key_type& x) const {
return t.lower_bound(x);
}
iterator upper_bound(const key_type& x) const {
return t.upper_bound(x);
}
pair<iterator,iterator> equal_range(const key_type& x) const {
return t.equal_range(x);
}
friend bool operator==(const self&, const self&);
friend bool operator<(const self&, const self&);
};
__END_STL_FULL_NAMESPACE
// do a cleanup
# undef multiset
// provide a way to access full funclionality
# define __multiset__ __FULL_NAME(multiset)
template <class Key, class Compare, class Alloc>
inline bool operator==(const __multiset__<Key, Compare, Alloc>& x,
const __multiset__<Key, Compare, Alloc>& y) {
return x.t == y.t;
}
template <class Key, class Compare, class Alloc>
inline bool operator<(const __multiset__<Key, Compare, Alloc>& x,
const __multiset__<Key, Compare, Alloc>& y) {
return x.t < y.t;
}
# if defined (__STL_CLASS_PARTIAL_SPECIALIZATION )
template <class Key, class Compare, class Alloc>
inline void swap(__multiset__<Key, Compare, Alloc>& a,
__multiset__<Key, Compare, Alloc>& b) { a.swap(b); }
# endif
# ifndef __STL_DEFAULT_TYPE_PARAM
// provide a "default" multiset adaptor
template <class Key, class Compare>
class multiset : public __multiset__<Key, Compare, alloc>
{
typedef multiset<Key,Compare> self;
public:
typedef __multiset__<Key, Compare, alloc> super;
__CONTAINER_SUPER_TYPEDEFS
// copy & assignment from super
__IMPORT_SUPER_COPY_ASSIGNMENT(multiset)
explicit multiset() : super(Compare()) {}
explicit multiset(const Compare& comp) : super(comp) {}
multiset(const value_type* first, const value_type* last) :
super(first, last, Compare()) { }
multiset(const value_type* first, const value_type* last,
const Compare& comp) : super(first, last, comp) { }
multiset(const_iterator first, const_iterator last) :
super(first, last, Compare()) { }
multiset(const_iterator first, const_iterator last,
const Compare& comp) : super(first, last, comp) { }
};
# if defined (__STL_BASE_MATCH_BUG)
template <class Key, class Compare>
inline bool operator==(const multiset<Key, Compare>& x,
const multiset<Key, Compare>& y) {
typedef __multiset__<Key,Compare,alloc> super;
return (const super&)x == (const super&)y;
}
template <class Key, class Compare>
inline bool operator<(const multiset<Key, Compare>& x,
const multiset<Key, Compare>& y) {
typedef __multiset__<Key,Compare,alloc> super;
return (const super&)x < (const super&)y;
}
# endif
# endif /* __STL_DEFAULT_TEMPLATE_PARAM */
__END_STL_NAMESPACE
#endif