boost/multi_index/ordered_index.hpp
/* Copyright 2003-2008 Joaquin M Lopez Munoz.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* See http://www.boost.org/libs/multi_index for library home page.
*
* The internal implementation of red-black trees is based on that of SGI STL
* stl_tree.h file:
*
* Copyright (c) 1996,1997
* 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) 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.
*
*/
#ifndef BOOST_MULTI_INDEX_ORDERED_INDEX_HPP
#define BOOST_MULTI_INDEX_ORDERED_INDEX_HPP
#if defined(_MSC_VER)&&(_MSC_VER>=1200)
#pragma once
#endif
#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
#include <algorithm>
#include <boost/call_traits.hpp>
#include <boost/detail/no_exceptions_support.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/iterator/reverse_iterator.hpp>
#include <boost/mpl/if.hpp>
#include <boost/mpl/push_front.hpp>
#include <boost/multi_index/detail/access_specifier.hpp>
#include <boost/multi_index/detail/bidir_node_iterator.hpp>
#include <boost/multi_index/detail/index_node_base.hpp>
#include <boost/multi_index/detail/modify_key_adaptor.hpp>
#include <boost/multi_index/detail/ord_index_node.hpp>
#include <boost/multi_index/detail/ord_index_ops.hpp>
#include <boost/multi_index/detail/safe_ctr_proxy.hpp>
#include <boost/multi_index/detail/safe_mode.hpp>
#include <boost/multi_index/detail/scope_guard.hpp>
#include <boost/multi_index/detail/unbounded.hpp>
#include <boost/multi_index/detail/value_compare.hpp>
#include <boost/multi_index/ordered_index_fwd.hpp>
#include <boost/ref.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/type_traits/is_same.hpp>
#include <utility>
#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
#include <boost/archive/archive_exception.hpp>
#include <boost/bind.hpp>
#include <boost/multi_index/detail/duplicates_iterator.hpp>
#include <boost/throw_exception.hpp>
#endif
#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)
#define BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT \
detail::scope_guard BOOST_JOIN(check_invariant_,__LINE__)= \
detail::make_obj_guard(*this,&ordered_index::check_invariant_); \
BOOST_JOIN(check_invariant_,__LINE__).touch();
#else
#define BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT
#endif
namespace boost{
namespace multi_index{
namespace detail{
/* ordered_index adds a layer of ordered indexing to a given Super */
/* Most of the implementation of unique and non-unique indices is
* shared. We tell from one another on instantiation time by using
* these tags.
*/
struct ordered_unique_tag{};
struct ordered_non_unique_tag{};
template<
typename KeyFromValue,typename Compare,
typename SuperMeta,typename TagList,typename Category
>
class ordered_index:
BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS SuperMeta::type
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
,public safe_ctr_proxy_impl<
bidir_node_iterator<
ordered_index_node<typename SuperMeta::type::node_type> >,
ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category> >
#else
,public safe_mode::safe_container<
ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category> >
#endif
#endif
{
#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\
BOOST_WORKAROUND(__MWERKS__,<=0x3003)
/* The "ISO C++ Template Parser" option in CW8.3 has a problem with the
* lifetime of const references bound to temporaries --precisely what
* scopeguards are.
*/
#pragma parse_mfunc_templ off
#endif
typedef typename SuperMeta::type super;
protected:
typedef ordered_index_node<
typename super::node_type> node_type;
private:
typedef typename node_type::impl_type node_impl_type;
typedef typename node_impl_type::pointer node_impl_pointer;
public:
/* types */
typedef typename KeyFromValue::result_type key_type;
typedef typename node_type::value_type value_type;
typedef KeyFromValue key_from_value;
typedef Compare key_compare;
typedef value_comparison<
value_type,KeyFromValue,Compare> value_compare;
typedef tuple<key_from_value,key_compare> ctor_args;
typedef typename super::final_allocator_type allocator_type;
typedef typename allocator_type::reference reference;
typedef typename allocator_type::const_reference const_reference;
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
typedef safe_mode::safe_iterator<
bidir_node_iterator<node_type>,
safe_ctr_proxy<
bidir_node_iterator<node_type> > > iterator;
#else
typedef safe_mode::safe_iterator<
bidir_node_iterator<node_type>,
ordered_index> iterator;
#endif
#else
typedef bidir_node_iterator<node_type> iterator;
#endif
typedef iterator const_iterator;
typedef std::size_t size_type;
typedef std::ptrdiff_t difference_type;
typedef typename allocator_type::pointer pointer;
typedef typename allocator_type::const_pointer const_pointer;
typedef typename
boost::reverse_iterator<iterator> reverse_iterator;
typedef typename
boost::reverse_iterator<const_iterator> const_reverse_iterator;
typedef TagList tag_list;
protected:
typedef typename super::final_node_type final_node_type;
typedef tuples::cons<
ctor_args,
typename super::ctor_args_list> ctor_args_list;
typedef typename mpl::push_front<
typename super::index_type_list,
ordered_index>::type index_type_list;
typedef typename mpl::push_front<
typename super::iterator_type_list,
iterator>::type iterator_type_list;
typedef typename mpl::push_front<
typename super::const_iterator_type_list,
const_iterator>::type const_iterator_type_list;
typedef typename super::copy_map_type copy_map_type;
#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
typedef typename super::index_saver_type index_saver_type;
typedef typename super::index_loader_type index_loader_type;
#endif
private:
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
typedef safe_ctr_proxy_impl<
bidir_node_iterator<node_type>,
ordered_index> safe_super;
#else
typedef safe_mode::safe_container<ordered_index> safe_super;
#endif
#endif
typedef typename call_traits<
value_type>::param_type value_param_type;
typedef typename call_traits<
key_type>::param_type key_param_type;
public:
/* construct/copy/destroy
* Default and copy ctors are in the protected section as indices are
* not supposed to be created on their own. No range ctor either.
*/
ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& operator=(
const ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x)
{
this->final()=x.final();
return *this;
}
allocator_type get_allocator()const
{
return this->final().get_allocator();
}
/* iterators */
iterator begin(){return make_iterator(leftmost());}
const_iterator begin()const{return make_iterator(leftmost());}
iterator end(){return make_iterator(header());}
const_iterator end()const{return make_iterator(header());}
reverse_iterator rbegin(){return make_reverse_iterator(end());}
const_reverse_iterator rbegin()const{return make_reverse_iterator(end());}
reverse_iterator rend(){return make_reverse_iterator(begin());}
const_reverse_iterator rend()const{return make_reverse_iterator(begin());}
const_iterator cbegin()const{return begin();}
const_iterator cend()const{return end();}
const_reverse_iterator crbegin()const{return rbegin();}
const_reverse_iterator crend()const{return rend();}
iterator iterator_to(const value_type& x)
{
return make_iterator(node_from_value<node_type>(&x));
}
const_iterator iterator_to(const value_type& x)const
{
return make_iterator(node_from_value<node_type>(&x));
}
/* capacity */
bool empty()const{return this->final_empty_();}
size_type size()const{return this->final_size_();}
size_type max_size()const{return this->final_max_size_();}
/* modifiers */
std::pair<iterator,bool> insert(value_param_type x)
{
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
std::pair<final_node_type*,bool> p=this->final_insert_(x);
return std::pair<iterator,bool>(make_iterator(p.first),p.second);
}
iterator insert(iterator position,value_param_type x)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
std::pair<final_node_type*,bool> p=this->final_insert_(
x,static_cast<final_node_type*>(position.get_node()));
return make_iterator(p.first);
}
template<typename InputIterator>
void insert(InputIterator first,InputIterator last)
{
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
iterator hint=end();
for(;first!=last;++first)hint=insert(hint,*first);
}
iterator erase(iterator position)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
this->final_erase_(static_cast<final_node_type*>(position++.get_node()));
return position;
}
size_type erase(key_param_type x)
{
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
std::pair<iterator,iterator> p=equal_range(x);
size_type s=0;
while(p.first!=p.second){
p.first=erase(p.first);
++s;
}
return s;
}
iterator erase(iterator first,iterator last)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(first);
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(last);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(first,*this);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(last,*this);
BOOST_MULTI_INDEX_CHECK_VALID_RANGE(first,last);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
while(first!=last){
first=erase(first);
}
return first;
}
bool replace(iterator position,value_param_type x)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
return this->final_replace_(
x,static_cast<final_node_type*>(position.get_node()));
}
template<typename Modifier>
bool modify(iterator position,Modifier mod)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
/* MSVC++ 6.0 optimizer on safe mode code chokes if this
* this is not added. Left it for all compilers as it does no
* harm.
*/
position.detach();
#endif
return this->final_modify_(
mod,static_cast<final_node_type*>(position.get_node()));
}
template<typename Modifier,typename Rollback>
bool modify(iterator position,Modifier mod,Rollback back)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
/* MSVC++ 6.0 optimizer on safe mode code chokes if this
* this is not added. Left it for all compilers as it does no
* harm.
*/
position.detach();
#endif
return this->final_modify_(
mod,back,static_cast<final_node_type*>(position.get_node()));
}
template<typename Modifier>
bool modify_key(iterator position,Modifier mod)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
return modify(
position,modify_key_adaptor<Modifier,value_type,KeyFromValue>(mod,key));
}
template<typename Modifier,typename Rollback>
bool modify_key(iterator position,Modifier mod,Rollback back)
{
BOOST_MULTI_INDEX_CHECK_VALID_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_DEREFERENCEABLE_ITERATOR(position);
BOOST_MULTI_INDEX_CHECK_IS_OWNER(position,*this);
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
return modify(
position,
modify_key_adaptor<Modifier,value_type,KeyFromValue>(mod,key),
modify_key_adaptor<Modifier,value_type,KeyFromValue>(back,key));
}
void swap(ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x)
{
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
this->final_swap_(x.final());
}
void clear()
{
BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT;
this->final_clear_();
}
/* observers */
key_from_value key_extractor()const{return key;}
key_compare key_comp()const{return comp;}
value_compare value_comp()const{return value_compare(key,comp);}
/* set operations */
/* Internally, these ops rely on const_iterator being the same
* type as iterator.
*/
template<typename CompatibleKey>
iterator find(const CompatibleKey& x)const
{
return make_iterator(ordered_index_find(root(),header(),key,x,comp));
}
template<typename CompatibleKey,typename CompatibleCompare>
iterator find(
const CompatibleKey& x,const CompatibleCompare& comp)const
{
return make_iterator(ordered_index_find(root(),header(),key,x,comp));
}
template<typename CompatibleKey>
size_type count(const CompatibleKey& x)const
{
return count(x,comp);
}
template<typename CompatibleKey,typename CompatibleCompare>
size_type count(const CompatibleKey& x,const CompatibleCompare& comp)const
{
std::pair<iterator,iterator> p=equal_range(x,comp);
size_type n=std::distance(p.first,p.second);
return n;
}
template<typename CompatibleKey>
iterator lower_bound(const CompatibleKey& x)const
{
return make_iterator(
ordered_index_lower_bound(root(),header(),key,x,comp));
}
template<typename CompatibleKey,typename CompatibleCompare>
iterator lower_bound(
const CompatibleKey& x,const CompatibleCompare& comp)const
{
return make_iterator(
ordered_index_lower_bound(root(),header(),key,x,comp));
}
template<typename CompatibleKey>
iterator upper_bound(const CompatibleKey& x)const
{
return make_iterator(
ordered_index_upper_bound(root(),header(),key,x,comp));
}
template<typename CompatibleKey,typename CompatibleCompare>
iterator upper_bound(
const CompatibleKey& x,const CompatibleCompare& comp)const
{
return make_iterator(
ordered_index_upper_bound(root(),header(),key,x,comp));
}
template<typename CompatibleKey>
std::pair<iterator,iterator> equal_range(
const CompatibleKey& x)const
{
std::pair<node_type*,node_type*> p=
ordered_index_equal_range(root(),header(),key,x,comp);
return std::pair<iterator,iterator>(
make_iterator(p.first),make_iterator(p.second));
}
template<typename CompatibleKey,typename CompatibleCompare>
std::pair<iterator,iterator> equal_range(
const CompatibleKey& x,const CompatibleCompare& comp)const
{
std::pair<node_type*,node_type*> p=
ordered_index_equal_range(root(),header(),key,x,comp);
return std::pair<iterator,iterator>(
make_iterator(p.first),make_iterator(p.second));
}
/* range */
template<typename LowerBounder,typename UpperBounder>
std::pair<iterator,iterator>
range(LowerBounder lower,UpperBounder upper)const
{
typedef typename mpl::if_<
is_same<LowerBounder,unbounded_type>,
BOOST_DEDUCED_TYPENAME mpl::if_<
is_same<UpperBounder,unbounded_type>,
both_unbounded_tag,
lower_unbounded_tag
>::type,
BOOST_DEDUCED_TYPENAME mpl::if_<
is_same<UpperBounder,unbounded_type>,
upper_unbounded_tag,
none_unbounded_tag
>::type
>::type dispatch;
return range(lower,upper,dispatch());
}
BOOST_MULTI_INDEX_PROTECTED_IF_MEMBER_TEMPLATE_FRIENDS:
ordered_index(const ctor_args_list& args_list,const allocator_type& al):
super(args_list.get_tail(),al),
key(tuples::get<0>(args_list.get_head())),
comp(tuples::get<1>(args_list.get_head()))
{
empty_initialize();
}
ordered_index(
const ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x):
super(x),
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
safe_super(),
#endif
key(x.key),
comp(x.comp)
{
/* Copy ctor just takes the key and compare objects from x. The rest is
* done in subsequent call to copy_().
*/
}
~ordered_index()
{
/* the container is guaranteed to be empty by now */
}
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
iterator make_iterator(node_type* node){return iterator(node,this);}
const_iterator make_iterator(node_type* node)const
{return const_iterator(node,const_cast<ordered_index*>(this));}
#else
iterator make_iterator(node_type* node){return iterator(node);}
const_iterator make_iterator(node_type* node)const
{return const_iterator(node);}
#endif
void copy_(
const ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x,
const copy_map_type& map)
{
if(!x.root()){
empty_initialize();
}
else{
header()->color()=x.header()->color();
node_type* root_cpy=map.find(static_cast<final_node_type*>(x.root()));
header()->parent()=root_cpy->impl();
node_type* leftmost_cpy=map.find(
static_cast<final_node_type*>(x.leftmost()));
header()->left()=leftmost_cpy->impl();
node_type* rightmost_cpy=map.find(
static_cast<final_node_type*>(x.rightmost()));
header()->right()=rightmost_cpy->impl();
typedef typename copy_map_type::const_iterator copy_map_iterator;
for(copy_map_iterator it=map.begin(),it_end=map.end();it!=it_end;++it){
node_type* org=it->first;
node_type* cpy=it->second;
cpy->color()=org->color();
node_impl_pointer parent_org=org->parent();
if(parent_org==node_impl_pointer(0))cpy->parent()=node_impl_pointer(0);
else{
node_type* parent_cpy=map.find(
static_cast<final_node_type*>(node_type::from_impl(parent_org)));
cpy->parent()=parent_cpy->impl();
if(parent_org->left()==org->impl()){
parent_cpy->left()=cpy->impl();
}
else if(parent_org->right()==org->impl()){
/* header() does not satisfy this nor the previous check */
parent_cpy->right()=cpy->impl();
}
}
if(org->left()==node_impl_pointer(0))
cpy->left()=node_impl_pointer(0);
if(org->right()==node_impl_pointer(0))
cpy->right()=node_impl_pointer(0);
}
}
super::copy_(x,map);
}
node_type* insert_(value_param_type v,node_type* x)
{
link_info inf;
if(!link_point(key(v),inf,Category())){
return node_type::from_impl(inf.pos);
}
node_type* res=static_cast<node_type*>(super::insert_(v,x));
if(res==x){
node_impl_type::link(x->impl(),inf.side,inf.pos,header()->impl());
}
return res;
}
node_type* insert_(value_param_type v,node_type* position,node_type* x)
{
link_info inf;
if(!hinted_link_point(key(v),position,inf,Category())){
return node_type::from_impl(inf.pos);
}
node_type* res=static_cast<node_type*>(super::insert_(v,position,x));
if(res==x){
node_impl_type::link(x->impl(),inf.side,inf.pos,header()->impl());
}
return res;
}
void erase_(node_type* x)
{
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
super::erase_(x);
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
detach_iterators(x);
#endif
}
void delete_all_nodes_()
{
delete_all_nodes(root());
}
void clear_()
{
super::clear_();
empty_initialize();
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
safe_super::detach_dereferenceable_iterators();
#endif
}
void swap_(ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x)
{
std::swap(key,x.key);
std::swap(comp,x.comp);
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
safe_super::swap(x);
#endif
super::swap_(x);
}
bool replace_(value_param_type v,node_type* x)
{
if(in_place(v,x,Category())){
return super::replace_(v,x);
}
node_type* next=x;
node_type::increment(next);
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
BOOST_TRY{
link_info inf;
if(link_point(key(v),inf,Category())&&super::replace_(v,x)){
node_impl_type::link(x->impl(),inf.side,inf.pos,header()->impl());
return true;
}
node_impl_type::restore(x->impl(),next->impl(),header()->impl());
return false;
}
BOOST_CATCH(...){
node_impl_type::restore(x->impl(),next->impl(),header()->impl());
BOOST_RETHROW;
}
BOOST_CATCH_END
}
bool modify_(node_type* x)
{
bool b;
BOOST_TRY{
b=in_place(x->value(),x,Category());
}
BOOST_CATCH(...){
erase_(x);
BOOST_RETHROW;
}
BOOST_CATCH_END
if(!b){
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
BOOST_TRY{
link_info inf;
if(!link_point(key(x->value()),inf,Category())){
super::erase_(x);
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
detach_iterators(x);
#endif
return false;
}
node_impl_type::link(x->impl(),inf.side,inf.pos,header()->impl());
}
BOOST_CATCH(...){
super::erase_(x);
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
detach_iterators(x);
#endif
BOOST_RETHROW;
}
BOOST_CATCH_END
}
BOOST_TRY{
if(!super::modify_(x)){
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
detach_iterators(x);
#endif
return false;
}
else return true;
}
BOOST_CATCH(...){
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
detach_iterators(x);
#endif
BOOST_RETHROW;
}
BOOST_CATCH_END
}
bool modify_rollback_(node_type* x)
{
if(in_place(x->value(),x,Category())){
return super::modify_rollback_(x);
}
node_type* next=x;
node_type::increment(next);
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
BOOST_TRY{
link_info inf;
if(link_point(key(x->value()),inf,Category())&&
super::modify_rollback_(x)){
node_impl_type::link(x->impl(),inf.side,inf.pos,header()->impl());
return true;
}
node_impl_type::restore(x->impl(),next->impl(),header()->impl());
return false;
}
BOOST_CATCH(...){
node_impl_type::restore(x->impl(),next->impl(),header()->impl());
BOOST_RETHROW;
}
BOOST_CATCH_END
}
#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
/* serialization */
template<typename Archive>
void save_(
Archive& ar,const unsigned int version,const index_saver_type& sm)const
{
save_(ar,version,sm,Category());
}
template<typename Archive>
void load_(Archive& ar,const unsigned int version,const index_loader_type& lm)
{
load_(ar,version,lm,Category());
}
#endif
#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)
/* invariant stuff */
bool invariant_()const
{
if(size()==0||begin()==end()){
if(size()!=0||begin()!=end()||
header()->left()!=header()->impl()||
header()->right()!=header()->impl())return false;
}
else{
if((size_type)std::distance(begin(),end())!=size())return false;
std::size_t len=node_impl_type::black_count(
leftmost()->impl(),root()->impl());
for(const_iterator it=begin(),it_end=end();it!=it_end;++it){
node_type* x=it.get_node();
node_type* left_x=node_type::from_impl(x->left());
node_type* right_x=node_type::from_impl(x->right());
if(x->color()==red){
if((left_x&&left_x->color()==red)||
(right_x&&right_x->color()==red))return false;
}
if(left_x&&comp(key(x->value()),key(left_x->value())))return false;
if(right_x&&comp(key(right_x->value()),key(x->value())))return false;
if(!left_x&&!right_x&&
node_impl_type::black_count(x->impl(),root()->impl())!=len)
return false;
}
if(leftmost()->impl()!=node_impl_type::minimum(root()->impl()))
return false;
if(rightmost()->impl()!=node_impl_type::maximum(root()->impl()))
return false;
}
return super::invariant_();
}
/* This forwarding function eases things for the boost::mem_fn construct
* in BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT. Actually,
* final_check_invariant is already an inherited member function of
* ordered_index.
*/
void check_invariant_()const{this->final_check_invariant_();}
#endif
private:
node_type* header()const{return this->final_header();}
node_type* root()const{return node_type::from_impl(header()->parent());}
node_type* leftmost()const{return node_type::from_impl(header()->left());}
node_type* rightmost()const{return node_type::from_impl(header()->right());}
void empty_initialize()
{
header()->color()=red;
/* used to distinguish header() from root, in iterator.operator++ */
header()->parent()=node_impl_pointer(0);
header()->left()=header()->impl();
header()->right()=header()->impl();
}
struct link_info
{
link_info():side(to_left){}
ordered_index_side side;
node_impl_pointer pos;
};
bool link_point(key_param_type k,link_info& inf,ordered_unique_tag)
{
node_type* y=header();
node_type* x=root();
bool c=true;
while(x){
y=x;
c=comp(k,key(x->value()));
x=node_type::from_impl(c?x->left():x->right());
}
node_type* yy=y;
if(c){
if(yy==leftmost()){
inf.side=to_left;
inf.pos=y->impl();
return true;
}
else node_type::decrement(yy);
}
if(comp(key(yy->value()),k)){
inf.side=c?to_left:to_right;
inf.pos=y->impl();
return true;
}
else{
inf.pos=yy->impl();
return false;
}
}
bool link_point(key_param_type k,link_info& inf,ordered_non_unique_tag)
{
node_type* y=header();
node_type* x=root();
bool c=true;
while (x){
y=x;
c=comp(k,key(x->value()));
x=node_type::from_impl(c?x->left():x->right());
}
inf.side=c?to_left:to_right;
inf.pos=y->impl();
return true;
}
bool lower_link_point(key_param_type k,link_info& inf,ordered_non_unique_tag)
{
node_type* y=header();
node_type* x=root();
bool c=false;
while (x){
y=x;
c=comp(key(x->value()),k);
x=node_type::from_impl(c?x->right():x->left());
}
inf.side=c?to_right:to_left;
inf.pos=y->impl();
return true;
}
bool hinted_link_point(
key_param_type k,node_type* position,link_info& inf,ordered_unique_tag)
{
if(position->impl()==header()->left()){
if(size()>0&&comp(k,key(position->value()))){
inf.side=to_left;
inf.pos=position->impl();
return true;
}
else return link_point(k,inf,ordered_unique_tag());
}
else if(position==header()){
if(comp(key(rightmost()->value()),k)){
inf.side=to_right;
inf.pos=rightmost()->impl();
return true;
}
else return link_point(k,inf,ordered_unique_tag());
}
else{
node_type* before=position;
node_type::decrement(before);
if(comp(key(before->value()),k)&&comp(k,key(position->value()))){
if(before->right()==node_impl_pointer(0)){
inf.side=to_right;
inf.pos=before->impl();
return true;
}
else{
inf.side=to_left;
inf.pos=position->impl();
return true;
}
}
else return link_point(k,inf,ordered_unique_tag());
}
}
bool hinted_link_point(
key_param_type k,node_type* position,link_info& inf,ordered_non_unique_tag)
{
if(position->impl()==header()->left()){
if(size()>0&&!comp(key(position->value()),k)){
inf.side=to_left;
inf.pos=position->impl();
return true;
}
else return lower_link_point(k,inf,ordered_non_unique_tag());
}
else if(position==header()){
if(!comp(k,key(rightmost()->value()))){
inf.side=to_right;
inf.pos=rightmost()->impl();
return true;
}
else return link_point(k,inf,ordered_non_unique_tag());
}
else{
node_type* before=position;
node_type::decrement(before);
if(!comp(k,key(before->value()))){
if(!comp(key(position->value()),k)){
if(before->right()==node_impl_pointer(0)){
inf.side=to_right;
inf.pos=before->impl();
return true;
}
else{
inf.side=to_left;
inf.pos=position->impl();
return true;
}
}
else return lower_link_point(k,inf,ordered_non_unique_tag());
}
else return link_point(k,inf,ordered_non_unique_tag());
}
}
void delete_all_nodes(node_type* x)
{
if(!x)return;
delete_all_nodes(node_type::from_impl(x->left()));
delete_all_nodes(node_type::from_impl(x->right()));
this->final_delete_node_(static_cast<final_node_type*>(x));
}
bool in_place(value_param_type v,node_type* x,ordered_unique_tag)
{
node_type* y;
if(x!=leftmost()){
y=x;
node_type::decrement(y);
if(!comp(key(y->value()),key(v)))return false;
}
y=x;
node_type::increment(y);
return y==header()||comp(key(v),key(y->value()));
}
bool in_place(value_param_type v,node_type* x,ordered_non_unique_tag)
{
node_type* y;
if(x!=leftmost()){
y=x;
node_type::decrement(y);
if(comp(key(v),key(y->value())))return false;
}
y=x;
node_type::increment(y);
return y==header()||!comp(key(y->value()),key(v));
}
#if defined(BOOST_MULTI_INDEX_ENABLE_SAFE_MODE)
void detach_iterators(node_type* x)
{
iterator it=make_iterator(x);
safe_mode::detach_equivalent_iterators(it);
}
#endif
template<typename LowerBounder,typename UpperBounder>
std::pair<iterator,iterator>
range(LowerBounder lower,UpperBounder upper,none_unbounded_tag)const
{
node_type* y=header();
node_type* z=root();
while(z){
if(!lower(key(z->value()))){
z=node_type::from_impl(z->right());
}
else if(!upper(key(z->value()))){
y=z;
z=node_type::from_impl(z->left());
}
else{
return std::pair<iterator,iterator>(
make_iterator(
lower_range(node_type::from_impl(z->left()),z,lower)),
make_iterator(
upper_range(node_type::from_impl(z->right()),y,upper)));
}
}
return std::pair<iterator,iterator>(make_iterator(y),make_iterator(y));
}
template<typename LowerBounder,typename UpperBounder>
std::pair<iterator,iterator>
range(LowerBounder,UpperBounder upper,lower_unbounded_tag)const
{
return std::pair<iterator,iterator>(
begin(),
make_iterator(upper_range(root(),header(),upper)));
}
template<typename LowerBounder,typename UpperBounder>
std::pair<iterator,iterator>
range(LowerBounder lower,UpperBounder,upper_unbounded_tag)const
{
return std::pair<iterator,iterator>(
make_iterator(lower_range(root(),header(),lower)),
end());
}
template<typename LowerBounder,typename UpperBounder>
std::pair<iterator,iterator>
range(LowerBounder,UpperBounder,both_unbounded_tag)const
{
return std::pair<iterator,iterator>(begin(),end());
}
template<typename LowerBounder>
node_type * lower_range(node_type* top,node_type* y,LowerBounder lower)const
{
while(top){
if(lower(key(top->value()))){
y=top;
top=node_type::from_impl(top->left());
}
else top=node_type::from_impl(top->right());
}
return y;
}
template<typename UpperBounder>
node_type * upper_range(node_type* top,node_type* y,UpperBounder upper)const
{
while(top){
if(!upper(key(top->value()))){
y=top;
top=node_type::from_impl(top->left());
}
else top=node_type::from_impl(top->right());
}
return y;
}
#if !defined(BOOST_MULTI_INDEX_DISABLE_SERIALIZATION)
template<typename Archive>
void save_(
Archive& ar,const unsigned int version,const index_saver_type& sm,
ordered_unique_tag)const
{
super::save_(ar,version,sm);
}
template<typename Archive>
void load_(
Archive& ar,const unsigned int version,const index_loader_type& lm,
ordered_unique_tag)
{
super::load_(ar,version,lm);
}
template<typename Archive>
void save_(
Archive& ar,const unsigned int version,const index_saver_type& sm,
ordered_non_unique_tag)const
{
typedef duplicates_iterator<node_type,value_compare> dup_iterator;
sm.save(
dup_iterator(begin().get_node(),end().get_node(),value_comp()),
dup_iterator(end().get_node(),value_comp()),
ar,version);
super::save_(ar,version,sm);
}
template<typename Archive>
void load_(
Archive& ar,const unsigned int version,const index_loader_type& lm,
ordered_non_unique_tag)
{
lm.load(
::boost::bind(&ordered_index::rearranger,this,_1,_2),
ar,version);
super::load_(ar,version,lm);
}
void rearranger(node_type* position,node_type *x)
{
if(!position||comp(key(position->value()),key(x->value()))){
position=lower_bound(key(x->value())).get_node();
}
else if(comp(key(x->value()),key(position->value()))){
/* inconsistent rearrangement */
throw_exception(
archive::archive_exception(
archive::archive_exception::other_exception));
}
else node_type::increment(position);
if(position!=x){
node_impl_type::rebalance_for_erase(
x->impl(),header()->parent(),header()->left(),header()->right());
node_impl_type::restore(
x->impl(),position->impl(),header()->impl());
}
}
#endif /* serialization */
key_from_value key;
key_compare comp;
#if defined(BOOST_MULTI_INDEX_ENABLE_INVARIANT_CHECKING)&&\
BOOST_WORKAROUND(__MWERKS__,<=0x3003)
#pragma parse_mfunc_templ reset
#endif
};
/* comparison */
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator==(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return x.size()==y.size()&&std::equal(x.begin(),x.end(),y.begin());
}
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator<(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return std::lexicographical_compare(x.begin(),x.end(),y.begin(),y.end());
}
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator!=(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return !(x==y);
}
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator>(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return y<x;
}
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator>=(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return !(x<y);
}
template<
typename KeyFromValue1,typename Compare1,
typename SuperMeta1,typename TagList1,typename Category1,
typename KeyFromValue2,typename Compare2,
typename SuperMeta2,typename TagList2,typename Category2
>
bool operator<=(
const ordered_index<KeyFromValue1,Compare1,SuperMeta1,TagList1,Category1>& x,
const ordered_index<KeyFromValue2,Compare2,SuperMeta2,TagList2,Category2>& y)
{
return !(x>y);
}
/* specialized algorithms */
template<
typename KeyFromValue,typename Compare,
typename SuperMeta,typename TagList,typename Category
>
void swap(
ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& x,
ordered_index<KeyFromValue,Compare,SuperMeta,TagList,Category>& y)
{
x.swap(y);
}
} /* namespace multi_index::detail */
/* ordered_index specifiers */
template<typename Arg1,typename Arg2,typename Arg3>
struct ordered_unique
{
typedef typename detail::ordered_index_args<
Arg1,Arg2,Arg3> index_args;
typedef typename index_args::tag_list_type::type tag_list_type;
typedef typename index_args::key_from_value_type key_from_value_type;
typedef typename index_args::compare_type compare_type;
template<typename Super>
struct node_class
{
typedef detail::ordered_index_node<Super> type;
};
template<typename SuperMeta>
struct index_class
{
typedef detail::ordered_index<
key_from_value_type,compare_type,
SuperMeta,tag_list_type,detail::ordered_unique_tag> type;
};
};
template<typename Arg1,typename Arg2,typename Arg3>
struct ordered_non_unique
{
typedef detail::ordered_index_args<
Arg1,Arg2,Arg3> index_args;
typedef typename index_args::tag_list_type::type tag_list_type;
typedef typename index_args::key_from_value_type key_from_value_type;
typedef typename index_args::compare_type compare_type;
template<typename Super>
struct node_class
{
typedef detail::ordered_index_node<Super> type;
};
template<typename SuperMeta>
struct index_class
{
typedef detail::ordered_index<
key_from_value_type,compare_type,
SuperMeta,tag_list_type,detail::ordered_non_unique_tag> type;
};
};
} /* namespace multi_index */
} /* namespace boost */
#undef BOOST_MULTI_INDEX_ORD_INDEX_CHECK_INVARIANT
#endif