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373 lines
8.7 KiB
C++
373 lines
8.7 KiB
C++
// Copyright (C) 2003 Davis E. King (davis@dlib.net)
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// License: Boost Software License See LICENSE.txt for the full license.
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#ifndef DLIB_SET_KERNEl_1_
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#define DLIB_SET_KERNEl_1_
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#include "set_kernel_abstract.h"
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#include "../algs.h"
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#include "../interfaces/enumerable.h"
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#include "../interfaces/remover.h"
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#include "../serialize.h"
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namespace dlib
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{
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template <
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typename T,
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typename bst_base,
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typename mem_manager = default_memory_manager
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>
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class set_kernel_1 : public enumerable<const T>,
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public asc_remover<T,typename bst_base::compare_type>
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{
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/*!
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REQUIREMENTS ON bst_base
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bst_base is instantiated with <domain=T,range=char> and
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implements binray_search_tree/binary_search_tree_kernel_abstract.h
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INITIAL VALUE
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bst has its initial value
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CONVENTION
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bst.size() == the number of elements in the set and
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the elements in the set are stored in bst
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!*/
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public:
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typedef T type;
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typedef typename bst_base::compare_type compare_type;
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typedef mem_manager mem_manager_type;
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set_kernel_1(
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)
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{
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}
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virtual ~set_kernel_1(
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)
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{}
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inline void clear(
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);
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inline void add (
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T& item
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);
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inline bool is_member (
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const T& item
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) const;
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inline void remove (
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const T& item,
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T& item_copy
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);
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inline void destroy (
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const T& item
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);
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inline void swap (
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set_kernel_1& item
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);
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// functions from the remover interface
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inline void remove_any (
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T& item
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);
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// functions from the enumerable interface
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inline size_t size (
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) const;
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inline bool at_start (
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) const;
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inline void reset (
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) const;
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inline bool current_element_valid (
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) const;
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inline const T& element (
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) const;
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inline const T& element (
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);
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inline bool move_next (
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) const;
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private:
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bst_base bst;
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char junk;
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// restricted functions
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set_kernel_1(set_kernel_1&);
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set_kernel_1& operator=(set_kernel_1&);
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};
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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inline void swap (
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set_kernel_1<T,bst_base,mem_manager>& a,
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set_kernel_1<T,bst_base,mem_manager>& b
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) { a.swap(b); }
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void deserialize (
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set_kernel_1<T,bst_base,mem_manager>& item,
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std::istream& in
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)
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{
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try
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{
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item.clear();
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unsigned long size;
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deserialize(size,in);
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T temp;
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for (unsigned long i = 0; i < size; ++i)
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{
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deserialize(temp,in);
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item.add(temp);
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}
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}
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catch (serialization_error& e)
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{
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item.clear();
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throw serialization_error(e.info + "\n while deserializing object of type set_kernel_1");
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}
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}
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// ----------------------------------------------------------------------------------------
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// ----------------------------------------------------------------------------------------
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// member function definitions
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// ----------------------------------------------------------------------------------------
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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clear (
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)
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{
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bst.clear();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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add (
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T& item
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)
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{
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bst.add(item,junk);
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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bool set_kernel_1<T,bst_base,mem_manager>::
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is_member(
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const T& item
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) const
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{
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return (bst[item] != 0);
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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remove_any (
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T& item
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)
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{
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bst.remove_any(item,junk);
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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remove(
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const T& item,
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T& item_copy
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)
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{
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bst.remove(item,item_copy,junk);
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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destroy(
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const T& item
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)
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{
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bst.destroy(item);
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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size_t set_kernel_1<T,bst_base,mem_manager>::
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size (
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) const
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{
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return bst.size();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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swap (
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set_kernel_1<T,bst_base,mem_manager>& item
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)
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{
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bst.swap(item.bst);
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}
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// ----------------------------------------------------------------------------------------
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// ----------------------------------------------------------------------------------------
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// enumerable function definitions
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// ----------------------------------------------------------------------------------------
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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bool set_kernel_1<T,bst_base,mem_manager>::
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at_start (
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) const
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{
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return bst.at_start();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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void set_kernel_1<T,bst_base,mem_manager>::
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reset (
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) const
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{
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bst.reset();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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bool set_kernel_1<T,bst_base,mem_manager>::
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current_element_valid (
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) const
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{
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return bst.current_element_valid();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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const T& set_kernel_1<T,bst_base,mem_manager>::
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element (
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) const
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{
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return bst.element().key();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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const T& set_kernel_1<T,bst_base,mem_manager>::
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element (
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)
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{
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return bst.element().key();
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}
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// ----------------------------------------------------------------------------------------
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template <
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typename T,
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typename bst_base,
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typename mem_manager
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>
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bool set_kernel_1<T,bst_base,mem_manager>::
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move_next (
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) const
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{
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return bst.move_next();
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}
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// ----------------------------------------------------------------------------------------
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}
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#endif // DLIB_SET_KERNEl_1_
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