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| <body> |
| <div class="document" id="boost-pointer-container-library"> |
| <h1 class="title"><img alt="Boost" src="boost.png" /> Pointer Container Library</h1> |
| <div class="section"> |
| <h1><a id="class-associative-ptr-container" name="class-associative-ptr-container">Class <tt class="docutils literal"><span class="pre">associative_ptr_container</span></tt></a></h1> |
| <p>This section describes all the common operations for all associative |
| pointer containers (in addition to <tt class="docutils literal"><span class="pre">reversible_ptr_container</span></tt>).</p> |
| <p><strong>Hierarchy:</strong></p> |
| <ul class="simple"> |
| <li><a class="reference" href="reversible_ptr_container.html">reversible_ptr_container</a><ul> |
| <li><tt class="docutils literal"><span class="pre">associative_ptr_container</span></tt><ul> |
| <li><a class="reference" href="ptr_set_adapter.html">ptr_set_adapter</a></li> |
| <li><a class="reference" href="ptr_multiset_adapter.html">ptr_multiset_adapter</a></li> |
| <li><a class="reference" href="ptr_map_adapter.html">ptr_map_adapter</a></li> |
| <li><a class="reference" href="ptr_multimap_adapter.html">ptr_multi_map_adapter</a><ul> |
| <li><a class="reference" href="ptr_set.html">ptr_set</a></li> |
| <li><a class="reference" href="ptr_multiset.html">ptr_multi_set</a></li> |
| <li><a class="reference" href="ptr_map.html">ptr_map</a></li> |
| <li><a class="reference" href="ptr_multimap.html">ptr_multimap</a></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <p><strong>See also:</strong></p> |
| <ul class="simple"> |
| <li><a class="reference" href="http://www.boost.org/libs/range/doc/utility_class.html#iter_range">iterator_range</a></li> |
| </ul> |
| <p><strong>Navigate:</strong></p> |
| <ul class="simple"> |
| <li><a class="reference" href="ptr_container.html">home</a></li> |
| <li><a class="reference" href="reference.html">reference</a></li> |
| </ul> |
| <p><strong>Synopsis:</strong></p> |
| <pre class="literal-block"> |
| namespace boost |
| { |
| template |
| < |
| class Key, |
| class CloneAllocator = heap_clone_allocator |
| > |
| class associative_ptr_container |
| { |
| public: // <a class="reference" href="#typedefs">typedefs</a> |
| typedef ... key_type; |
| typedef ... key_compare; |
| typedef ... value_compare; |
| |
| public: // <a class="reference" href="#observers">observers</a> |
| key_compare key_comp() const; |
| value_compare value_comp() const; |
| |
| public: // <a class="reference" href="#modifiers">modifiers</a> |
| template< typename InputIterator > |
| void insert( InputIterator first, InputIterator last ); |
| template< class InputRange > |
| void insert( const InputRange& r ); |
| void erase( iterator position ); |
| size_type erase( const key_type& x ); |
| template< class Range > |
| void erase( const Range& r ); |
| void erase( iterator first, iterator last ); |
| |
| public: // <a class="reference" href="#algorithms">algorithms</a> |
| iterator find( const key_type& x ); |
| const_iterator find( const key_type& x ) const; |
| size_type count( const key_type& x ) const; |
| iterator lower_bound( const key_type& x ); |
| const_iterator lower_bound( const key_type& x ) const; |
| iterator upper_bound( const key_type& x ); |
| const_iterator upper_bound( const key_type& x ) const; |
| iterator_range<iterator> equal_range( const key_type& x ); |
| iterator_range<const_iterator> equal_range( const key_type& x ) const; |
| |
| }; // class 'associative_ptr_container' |
| |
| } // namespace 'boost' |
| </pre> |
| </div> |
| <div class="section"> |
| <h1><a id="semantics" name="semantics">Semantics</a></h1> |
| <div class="section"> |
| <h2><a id="semantics-typedefs" name="semantics-typedefs"><span id="typedefs"></span>Semantics: typedefs</a></h2> |
| <ul> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">typedef</span> <span class="pre">...</span> <span class="pre">key_type;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>if we are dealing with a map, then simply the key type</li> |
| <li>if we are dealing with a set, then the <em>indirected</em> key type, that is, |
| given <tt class="docutils literal"><span class="pre">ptr_set<T></span></tt>, <tt class="docutils literal"><span class="pre">key_type*</span></tt> will be <tt class="docutils literal"><span class="pre">T*</span></tt>.</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">typedef</span> <span class="pre">...</span> <span class="pre">key_compare;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>comparison object type that determines the order of elements in the container</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">typedef</span> <span class="pre">...</span> <span class="pre">value_compare;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>comparison object type that determines the order of elements in the container</li> |
| <li>if we are dealing with a map, then this comparison simply forwards to the <tt class="docutils literal"><span class="pre">key_compare</span></tt> comparison operation</li> |
| </ul> |
| </blockquote> |
| </li> |
| </ul> |
| </div> |
| <div class="section"> |
| <h2><a id="semantics-observers" name="semantics-observers"><span id="observers"></span>Semantics: observers</a></h2> |
| <ul> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">key_compare</span> <span class="pre">key_comp()</span> <span class="pre">const;</span></tt></p> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">value_compare</span> <span class="pre">value_comp()</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>returns copies of objects used to determine the order of elements</li> |
| </ul> |
| </blockquote> |
| </li> |
| </ul> |
| </div> |
| <div class="section"> |
| <h2><a id="semantics-modifiers" name="semantics-modifiers"><span id="modifiers"></span>Semantics: modifiers</a></h2> |
| <ul> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">template<</span> <span class="pre">typename</span> <span class="pre">InputIterator</span> <span class="pre">></span> |
| <span class="pre">void</span> <span class="pre">insert(</span> <span class="pre">InputIterator</span> <span class="pre">first,</span> <span class="pre">InputIterator</span> <span class="pre">last</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Requirements: <tt class="docutils literal"><span class="pre">[first,last)</span></tt> is a valid range</li> |
| <li>Effects: Inserts a cloned range</li> |
| <li>Exception safety: Basic guarantee</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">template<</span> <span class="pre">class</span> <span class="pre">InputRange</span> <span class="pre">></span> |
| <span class="pre">void</span> <span class="pre">insert(</span> <span class="pre">const</span> <span class="pre">InputRange&</span> <span class="pre">r</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: <tt class="docutils literal"><span class="pre">insert(</span> <span class="pre">boost::begin(r),</span> <span class="pre">boost::end(r)</span> <span class="pre">);</span></tt></li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">void</span> <span class="pre">erase(</span> <span class="pre">iterator</span> <span class="pre">position</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Requirements: <tt class="docutils literal"><span class="pre">position</span></tt> is a valid iterator from the container</li> |
| <li>Effects: Removes the element defined by <tt class="docutils literal"><span class="pre">position</span></tt>.</li> |
| <li>Throws: Nothing</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">size_type</span> <span class="pre">erase(</span> <span class="pre">const</span> <span class="pre">key_type&</span> <span class="pre">x</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: Removes all the elements in the container with a key equivalent to <tt class="docutils literal"><span class="pre">x</span></tt> and returns the number of erased elements.</li> |
| <li>Throws: Nothing</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">void</span> <span class="pre">erase(</span> <span class="pre">iterator</span> <span class="pre">first,</span> <span class="pre">iterator</span> <span class="pre">last</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Requirements: <tt class="docutils literal"><span class="pre">[first,last)</span></tt> is a valid range</li> |
| <li>Effects: Removes the range of elements defined by <tt class="docutils literal"><span class="pre">[first,last)</span></tt>.</li> |
| <li>Throws: Nothing</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">template<</span> <span class="pre">class</span> <span class="pre">Range</span> <span class="pre">></span> <span class="pre">void</span> <span class="pre">erase(</span> <span class="pre">const</span> <span class="pre">Range&</span> <span class="pre">r</span> <span class="pre">);</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: <tt class="docutils literal"><span class="pre">erase(</span> <span class="pre">boost::begin(r),</span> <span class="pre">boost::end(r)</span> <span class="pre">);</span></tt></li> |
| </ul> |
| </blockquote> |
| </li> |
| </ul> |
| </div> |
| <div class="section"> |
| <h2><a id="semantics-algorithms" name="semantics-algorithms"><span id="algorithms"></span>Semantics: algorithms</a></h2> |
| <ul> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">iterator</span> <span class="pre">find(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">);</span></tt></p> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">const_iterator</span> <span class="pre">find(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: Searches for the key and returns <tt class="docutils literal"><span class="pre">end()</span></tt> on failure.</li> |
| <li>Complexity: Logarithmic</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">size_type</span> <span class="pre">count(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: Counts the elements with a key equivalent to <tt class="docutils literal"><span class="pre">x</span></tt></li> |
| <li>Complexity: Logarithmic</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">iterator</span> <span class="pre">lower_bound(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">);</span></tt></p> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">const_iterator</span> <span class="pre">lower_bound(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: Returns an iterator pointing to the first element with a key not less than <tt class="docutils literal"><span class="pre">x</span></tt></li> |
| <li>Complexity: Logarithmic</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">iterator</span> <span class="pre">upper_bound(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">);</span></tt></p> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">const_iterator</span> <span class="pre">upper_bound(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: Returns an iterator pointing to the first element with a key greater than <tt class="docutils literal"><span class="pre">x</span></tt></li> |
| <li>Complexity: Logarithmic</li> |
| </ul> |
| </blockquote> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">iterator_range<iterator></span> <span class="pre">equal_range(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">);</span></tt></p> |
| </li> |
| <li><p class="first"><tt class="docutils literal"><span class="pre">iterator_range<const_iterator></span> <span class="pre">equal_range(</span> <span class="pre">const</span> <span class="pre">Key&</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">const;</span></tt></p> |
| <blockquote> |
| <ul class="simple"> |
| <li>Effects: <tt class="docutils literal"><span class="pre">return</span> <span class="pre">boost::make_iterator_range(</span> <span class="pre">lower_bound(</span> <span class="pre">x</span> <span class="pre">),</span> <span class="pre">upper_bound(</span> <span class="pre">x</span> <span class="pre">)</span> <span class="pre">);</span></tt></li> |
| <li>Complexity: Logarithmic</li> |
| </ul> |
| </blockquote> |
| </li> |
| </ul> |
| <!-- - ``reference at( const key_type& key );`` |
| - ``const_reference at( const key_type& key ) const;`` |
| |
| - Requirements: the key exists |
| |
| - Effects: returns the object with key ``key`` |
| |
| - Throws: ``bad_ptr_container_operation`` if the key does not exist --> |
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| <tr class="field"><th class="field-name">Copyright:</th><td class="field-body">Thorsten Ottosen 2004-2006. Use, modification and distribution is subject to the Boost Software License, Version 1.0 (see <a class="reference" href="http://www.boost.org/LICENSE_1_0.txt">LICENSE_1_0.txt</a>).</td> |
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