vcl_multiset.h

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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 vcl_emulation_multiset_h
#define vcl_emulation_multiset_h

#include "vcl_tree.h"

__BEGIN_STL_FULL_NAMESPACE
#define vcl_multiset __WORKAROUND_RENAME(vcl_multiset)

template <class Key, VCL_DFL_TMPL_PARAM_STLDECL(Compare,vcl_less<Key>),
                     VCL_DFL_TYPE_PARAM_STLDECL(Alloc,vcl_alloc) >
class vcl_multiset
{
  typedef vcl_multiset<Key,Compare,Alloc> self;
 public:
  typedef Key key_type;
  typedef Key value_type;
  typedef Compare key_compare;
  typedef Compare value_compare;
  typedef rb_tree<key_type, value_type,
                  vcl_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 vcl_tree representing vcl_multiset

  // allocation/deallocation
 public:
  vcl_multiset() : t(Compare()) {}
  explicit vcl_multiset(const Compare& comp) : t(comp) {}
  vcl_multiset(const value_type* first, const value_type* last) :
      t(Compare()) { t.insert_equal(first, last); }
  vcl_multiset(const value_type* first, const value_type* last,
               const Compare& comp) : t(comp) { t.insert_equal(first, last); }
  vcl_multiset(const_iterator first, const_iterator last ) :
      t(Compare()) { t.insert_equal(first, last); }
  vcl_multiset(const_iterator first, const_iterator last,
               const Compare& comp) : t(comp) { t.insert_equal(first, last); }
  vcl_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(); }

  // vcl_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); }
  vcl_pair<iterator,iterator> equal_range(const key_type& x) const { return t.equal_range(x); }
  bool operator==(const self& y) const { return t == y.t; }
  bool operator< (const self& y) const { return t <  y.t; }
};
__END_STL_FULL_NAMESPACE

// do a cleanup
#  undef vcl_multiset
// provide a way to access full functionality
#  define __multiset__  __FULL_NAME(vcl_multiset)

# 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" vcl_multiset adaptor
template <class Key, class Compare>
class vcl_multiset : public __multiset__<Key, Compare, vcl_alloc>
{
  typedef vcl_multiset<Key,Compare> self;
 public:
  typedef __multiset__<Key, Compare, vcl_alloc> super;
  __CONTAINER_SUPER_TYPEDEFS
  // copy & assignment from super
  __IMPORT_SUPER_COPY_ASSIGNMENT(vcl_multiset)
  explicit vcl_multiset() : super(Compare()) {}
  explicit vcl_multiset(const Compare& comp) : super(comp) {}
  vcl_multiset(const value_type* first, const value_type* last) :
      super(first, last, Compare()) { }
  vcl_multiset(const value_type* first, const value_type* last,
               const Compare& comp) : super(first, last, comp) { }
  vcl_multiset(const_iterator first, const_iterator last) :
      super(first, last, Compare()) { }
  vcl_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 vcl_multiset<Key, Compare>& x,
                       const vcl_multiset<Key, Compare>& y)
{
  typedef __multiset__<Key,Compare,vcl_alloc> super;
  return (const super&)x == (const super&)y;
}

template <class Key, class Compare>
inline bool operator<(const vcl_multiset<Key, Compare>& x,
                      const vcl_multiset<Key, Compare>& y)
{
  typedef __multiset__<Key,Compare,vcl_alloc> super;
  return (const super&)x < (const super&)y;
}
#  endif

# endif /*  __STL_DEFAULT_TYPE_PARAM */

#endif // vcl_emulation_multiset_h