//

// Boost.Pointer Container

//

//  Copyright Thorsten Ottosen 2003-2005. Use, modification and

//  distribution is subject to 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)

//

// For more information, see http://www.boost.org/libs/ptr_container/

//

#ifndef BOOST_PTR_CONTAINER_PTR_SET_ADAPTER_HPP

#define BOOST_PTR_CONTAINER_PTR_SET_ADAPTER_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)

# pragma once

#endif

#include <boost/ptr_container/detail/associative_ptr_container.hpp>

#include <boost/ptr_container/detail/void_ptr_iterator.hpp>

#include <boost/range/iterator_range.hpp>

namespace boost

{

namespace ptr_container_detail

{

    template

    < 

        class Key,

        class VoidPtrSet

    >

    struct set_config

    {

       typedef VoidPtrSet 

                    void_container_type;

       typedef BOOST_DEDUCED_TYPENAME VoidPtrSet::allocator_type 

                    allocator_type;

       typedef Key  value_type;

       typedef value_type 

                    key_type;

       typedef BOOST_DEDUCED_TYPENAME VoidPtrSet::value_compare

                    value_compare;

       typedef value_compare 

                    key_compare;

       typedef void_ptr_iterator<

                       BOOST_DEDUCED_TYPENAME VoidPtrSet::iterator, Key > 

                    iterator;

       typedef void_ptr_iterator<

                        BOOST_DEDUCED_TYPENAME VoidPtrSet::const_iterator, const Key >

                    const_iterator;

       template< class Iter >

       static Key* get_pointer( Iter i )

       {

           return static_cast<Key*>( *i.base() );

       }

       template< class Iter >

       static const Key* get_const_pointer( Iter i )

       {

           return static_cast<const Key*>( *i.base() );

       }

       BOOST_STATIC_CONSTANT(bool, allow_null = false );

    };

    template

    < 

        class Key,

        class VoidPtrSet, 

        class CloneAllocator = heap_clone_allocator

    >

    class ptr_set_adapter_base 

        : public ptr_container_detail::associative_ptr_container< set_config<Key,VoidPtrSet>,

                                                      CloneAllocator >

    {

        typedef ptr_container_detail::associative_ptr_container< set_config<Key,VoidPtrSet>,

                                                     CloneAllocator >

              base_type;

    public:  

        typedef BOOST_DEDUCED_TYPENAME base_type::iterator 

                      iterator;

        typedef BOOST_DEDUCED_TYPENAME base_type::const_iterator 

                      const_iterator;

        typedef Key   key_type;

        typedef BOOST_DEDUCED_TYPENAME base_type::size_type

                      size_type;

    private:

        ptr_set_adapter_base() 

          : base_type( BOOST_DEDUCED_TYPENAME VoidPtrSet::key_compare(),

                       BOOST_DEDUCED_TYPENAME VoidPtrSet::allocator_type() )

        { }

    public:

       template< class Compare, class Allocator >

       ptr_set_adapter_base( const Compare& comp,

                             const Allocator& a ) 

         : base_type( comp, a ) 

       { }

       template< class InputIterator, class Compare, class Allocator >

       ptr_set_adapter_base( InputIterator first, InputIterator last,

                             const Compare& comp,

                             const Allocator& a ) 

         : base_type( first, last, comp, a ) 

       { }

        template< class PtrContainer >

        ptr_set_adapter_base( std::auto_ptr<PtrContainer> clone )

         : base_type( clone )

        { }

        template< typename PtrContainer >

        void operator=( std::auto_ptr<PtrContainer> clone )    

        {

            base_type::operator=( clone );

        }

        iterator find( const key_type& x )                                                

        {                                                                            

            return iterator( this->c_private().

                             find( const_cast<key_type*>(&x) ) );            

        }                                                                            

        const_iterator find( const key_type& x ) const                                    

        {                                                                            

            return const_iterator( this->c_private().

                                   find( const_cast<key_type*>(&x) ) );                  

        }                                                                            

        size_type count( const key_type& x ) const                                        

        {                                                                            

            return this->c_private().count( const_cast<key_type*>(&x) );                      

        }                                                                            

        iterator lower_bound( const key_type& x )                                         

        {                                                                            

            return iterator( this->c_private().

                             lower_bound( const_cast<key_type*>(&x) ) );                   

        }                                                                            

        const_iterator lower_bound( const key_type& x ) const                             

        {                                                                            

            return const_iterator( this->c_private().

                                   lower_bound( const_cast<key_type*>(&x) ) );       

        }                                                                            

        iterator upper_bound( const key_type& x )                                         

        {                                                                            

            return iterator( this->c_private().

                             upper_bound( const_cast<key_type*>(&x) ) );           

        }                                                                            

        const_iterator upper_bound( const key_type& x ) const                             

        {                                                                            

            return const_iterator( this->c_private().

                                   upper_bound( const_cast<key_type*>(&x) ) );             

        }                                                                            

        iterator_range<iterator> equal_range( const key_type& x )                    

        {                                                                            

            std::pair<BOOST_DEDUCED_TYPENAME base_type::ptr_iterator,

                      BOOST_DEDUCED_TYPENAME base_type::ptr_iterator> 

                p = this->c_private().

                equal_range( const_cast<key_type*>(&x) );   

            return make_iterator_range( iterator( p.first ), 

                                        iterator( p.second ) );      

        }                                                                            

        iterator_range<const_iterator> equal_range( const key_type& x ) const  

        {                                                                            

            std::pair<BOOST_DEDUCED_TYPENAME base_type::ptr_const_iterator,

                      BOOST_DEDUCED_TYPENAME base_type::ptr_const_iterator> 

                p = this->c_private().

                equal_range( const_cast<key_type*>(&x) ); 

            return make_iterator_range( const_iterator( p.first ), 

                                        const_iterator( p.second ) );    

        }                                                                            

    };

} // ptr_container_detail

    /////////////////////////////////////////////////////////////////////////

    // ptr_set_adapter

    /////////////////////////////////////////////////////////////////////////

    template

    <

        class Key,

        class VoidPtrSet, 

        class CloneAllocator = heap_clone_allocator

    >

    class ptr_set_adapter : 

        public ptr_container_detail::ptr_set_adapter_base<Key,VoidPtrSet,CloneAllocator>

    {

        typedef ptr_container_detail::ptr_set_adapter_base<Key,VoidPtrSet,CloneAllocator> 

            base_type;

    public: // typedefs

        typedef BOOST_DEDUCED_TYPENAME base_type::iterator

                     iterator;                 

        typedef BOOST_DEDUCED_TYPENAME base_type::const_iterator

                     const_iterator;                 

        typedef BOOST_DEDUCED_TYPENAME base_type::size_type

                     size_type;    

        typedef Key  key_type;

        typedef BOOST_DEDUCED_TYPENAME base_type::auto_type

                     auto_type;

        typedef BOOST_DEDUCED_TYPENAME VoidPtrSet::key_compare

                      key_compare;

        typedef BOOST_DEDUCED_TYPENAME VoidPtrSet::allocator_type

                      allocator_type;        

    private:

        template< typename II >                                               

        void set_basic_clone_and_insert( II first, II last ) // basic                 

        {                                                                     

            while( first != last )                                            

            {           

                if( this->find( *first ) == this->end() )

                    insert( CloneAllocator::allocate_clone( *first ) ); // strong, commit

                ++first;                                                      

            }                                                                 

        }                         

    public:

        explicit ptr_set_adapter( const key_compare& comp = key_compare(),

                                  const allocator_type& a = allocator_type() ) 

          : base_type( comp, a ) 

        {

            BOOST_ASSERT( this->empty() ); 

        }

        template< class InputIterator, class Compare, class Allocator >

        ptr_set_adapter( InputIterator first, InputIterator last, 

                         const Compare& comp = Compare(),

                         const Allocator a = Allocator() )

          : base_type( comp, a )

        {

            BOOST_ASSERT( this->empty() );

            set_basic_clone_and_insert( first, last );

        }

        template< class T >

        ptr_set_adapter( std::auto_ptr<T> r ) : base_type( r )

        { }

        template< class T >

        void operator=( std::auto_ptr<T> r ) 

        {

            base_type::operator=( r );

        }

        std::pair<iterator,bool> insert( key_type* x ) // strong                      

        {       

            this->enforce_null_policy( x, "Null pointer in 'ptr_set::insert()'" );

            auto_type ptr( x );                                

            std::pair<BOOST_DEDUCED_TYPENAME base_type::ptr_iterator,bool>

                 res = this->c_private().insert( x );       

            if( res.second )                                                 

                ptr.release();                                                  

            return std::make_pair( iterator( res.first ), res.second );     

        }

        template< class U >

        std::pair<iterator,bool> insert( std::auto_ptr<U> x )

        {

            return insert( x.release() );

        }

        iterator insert( iterator where, key_type* x ) // strong

        {

            this->enforce_null_policy( x, "Null pointer in 'ptr_set::insert()'" );

            auto_type ptr( x );                                

            BOOST_DEDUCED_TYPENAME base_type::ptr_iterator 

                res = this->c_private().insert( where.base(), x );

            if( *res == x )                                                 

                ptr.release();                                                  

            return iterator( res);

        }

        template< class U >

        iterator insert( iterator where, std::auto_ptr<U> x )

        {

            return insert( where, x.release() );

        }

        template< typename InputIterator >

        void insert( InputIterator first, InputIterator last ) // basic

        {

            set_basic_clone_and_insert( first, last );

        }

#if defined(BOOST_NO_SFINAE) || BOOST_WORKAROUND(__SUNPRO_CC, <= 0x580)

#else    

        template< class Range >

        BOOST_DEDUCED_TYPENAME

        boost::disable_if< ptr_container_detail::is_pointer_or_integral<Range> >::type

        insert( const Range& r )

        {

            insert( boost::begin(r), boost::end(r) );

        }

#endif        

        template< class PtrSetAdapter >

        bool transfer( BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator object, 

                       PtrSetAdapter& from ) // strong

        {

            return this->single_transfer( object, from );

        }

        template< class PtrSetAdapter >

        size_type 

        transfer( BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator first, 

                  BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator last, 

                  PtrSetAdapter& from ) // basic

        {

            return this->single_transfer( first, last, from );

        }

#if defined(BOOST_NO_SFINAE) || BOOST_WORKAROUND(__SUNPRO_CC, <= 0x580)

#else    

        template< class PtrSetAdapter, class Range >

        BOOST_DEDUCED_TYPENAME boost::disable_if< boost::is_same< Range,

                            BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator >,

                                                            size_type >::type

        transfer( const Range& r, PtrSetAdapter& from ) // basic

        {

            return transfer( boost::begin(r), boost::end(r), from );

        }

#endif

        template< class PtrSetAdapter >

        size_type transfer( PtrSetAdapter& from ) // basic

        {

            return transfer( from.begin(), from.end(), from );

        }

    };

    /////////////////////////////////////////////////////////////////////////

    // ptr_multiset_adapter

    /////////////////////////////////////////////////////////////////////////

    template

    < 

        class Key,

        class VoidPtrMultiSet, 

        class CloneAllocator = heap_clone_allocator 

    >

    class ptr_multiset_adapter : 

        public ptr_container_detail::ptr_set_adapter_base<Key,VoidPtrMultiSet,CloneAllocator>

    {

         typedef ptr_container_detail::ptr_set_adapter_base<Key,VoidPtrMultiSet,CloneAllocator> base_type;

    public: // typedefs

        typedef BOOST_DEDUCED_TYPENAME base_type::iterator   

                       iterator;          

        typedef BOOST_DEDUCED_TYPENAME base_type::size_type

                       size_type;

        typedef Key    key_type;

        typedef BOOST_DEDUCED_TYPENAME base_type::auto_type

                       auto_type;

        typedef BOOST_DEDUCED_TYPENAME VoidPtrMultiSet::key_compare

                       key_compare;

        typedef BOOST_DEDUCED_TYPENAME VoidPtrMultiSet::allocator_type

                       allocator_type;        

    private:

        template< typename II >                                               

        void set_basic_clone_and_insert( II first, II last ) // basic                 

        {               

            while( first != last )                                            

            {           

                insert( CloneAllocator::allocate_clone( *first ) ); // strong, commit                              

                ++first;                                                     

            }                                                                 

        }                         

    public:

        explicit ptr_multiset_adapter( const key_compare& comp = key_compare(),

                                       const allocator_type& a = allocator_type() )

        : base_type( comp, a ) 

        { }

        template< class InputIterator >

        ptr_multiset_adapter( InputIterator first, InputIterator last,

                              const key_compare& comp = key_compare(),

                              const allocator_type& a = allocator_type() )

        : base_type( comp, a ) 

        {

            set_basic_clone_and_insert( first, last );

        }

        template< class T >

        ptr_multiset_adapter( std::auto_ptr<T> r ) : base_type( r )

        { }

        template< class T >

        void operator=( std::auto_ptr<T> r ) 

        {

            base_type::operator=( r ); 

        }

        iterator insert( iterator before, key_type* x ) // strong  

        {

            return base_type::insert( before, x ); 

        } 

        template< class U >

        iterator insert( iterator before, std::auto_ptr<U> x )

        {

            return insert( before, x.release() );

        }

        iterator insert( key_type* x ) // strong                                      

        {   

            this->enforce_null_policy( x, "Null pointer in 'ptr_multiset::insert()'" );

            auto_type ptr( x );                                

            BOOST_DEDUCED_TYPENAME base_type::ptr_iterator

                 res = this->c_private().insert( x );                         

            ptr.release();                                                      

            return iterator( res );                                             

        }

        template< class U >

        iterator insert( std::auto_ptr<U> x )

        {

            return insert( x.release() );

        }

        template< typename InputIterator >

        void insert( InputIterator first, InputIterator last ) // basic

        {

            set_basic_clone_and_insert( first, last );

        }

#if defined(BOOST_NO_SFINAE) || BOOST_WORKAROUND(__SUNPRO_CC, <= 0x580)

#else    

        template< class Range >

        BOOST_DEDUCED_TYPENAME

        boost::disable_if< ptr_container_detail::is_pointer_or_integral<Range> >::type

        insert( const Range& r )

        {

            insert( boost::begin(r), boost::end(r) );

        }

#endif

        template< class PtrSetAdapter >

        void transfer( BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator object, 

                       PtrSetAdapter& from ) // strong

        {

            this->multi_transfer( object, from );

        }

        template< class PtrSetAdapter >

        size_type transfer( BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator first, 

                            BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator last, 

                            PtrSetAdapter& from ) // basic

        {

            return this->multi_transfer( first, last, from );

        }

#if defined(BOOST_NO_SFINAE) || BOOST_WORKAROUND(__SUNPRO_CC, <= 0x580)

#else    

        template< class PtrSetAdapter, class Range >

        BOOST_DEDUCED_TYPENAME boost::disable_if< boost::is_same< Range,

                       BOOST_DEDUCED_TYPENAME PtrSetAdapter::iterator >, size_type >::type

        transfer(  const Range& r, PtrSetAdapter& from ) // basic

        {

            return transfer( boost::begin(r), boost::end(r), from );

        }

#endif        

        template< class PtrSetAdapter >

        void transfer( PtrSetAdapter& from ) // basic

        {

            transfer( from.begin(), from.end(), from );

            BOOST_ASSERT( from.empty() );

        }

    };

} // namespace 'boost'  

#endif