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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-ptr-set-adapter" name="class-ptr-set-adapter">Class <tt class="docutils literal"><span class="pre">ptr_set_adapter</span></tt></a></h1>
<p>This class is used to build custom pointer containers with
an underlying set-like container. The interface of the class is an extension
of the interface from <tt class="docutils literal"><span class="pre">associative_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><a class="reference" href="associative_ptr_container.html">associative_ptr_container</a><ul>
<li><tt class="docutils literal"><span class="pre">ptr_set_adapter</span></tt></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>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
    &lt; 
        class Key, 
        class VoidPtrSet,
        class CloneAllocator = heap_clone_allocator 
    &gt;
    class ptr_set_adapter 
    {
        
    public: // <a class="reference" href="#modifiers">modifiers</a>         
        std::pair&lt;iterator,bool&gt;  insert( Key* x );   
        template&lt; class Key2 &gt;
        std::pair&lt;iterator,bool&gt;  insert( std::auto_ptr&lt;Key2&gt; x );                            

    public: // <a class="reference" href="#pointer-container-requirements">pointer container requirements</a>
        bool      transfer( iterator object, ptr_set_adapter&amp; from );
        size_type transfer( iterator first, iterator last, ptr_set_adapter&amp; from );
        template&lt; class Range &gt;
        size_type transfer( const Range&amp; r, ptr_set_adapter&amp; from );
        size_type transfer( ptr_set_adapter&amp; from );

    }; //  class 'ptr_set_adapter'

} // namespace 'boost'  
</pre>
</div>
<div class="section">
<h1><a id="semantics" name="semantics">Semantics</a></h1>
<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">std::pair&lt;iterator,bool&gt;</span> <span class="pre">insert(</span> <span class="pre">key_type*</span> <span class="pre">x</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Requirements: <tt class="docutils literal"><span class="pre">x</span> <span class="pre">!=</span> <span class="pre">0</span></tt></li>
<li>Effects: Takes ownership of <tt class="docutils literal"><span class="pre">x</span></tt> and insert it if there is no equivalent of it already. The <tt class="docutils literal"><span class="pre">bool</span></tt> part of the return value indicates insertion and the iterator points to the element with key <tt class="docutils literal"><span class="pre">x</span></tt>.</li>
<li>Throws: bad_pointer if <tt class="docutils literal"><span class="pre">x</span> <span class="pre">==</span> <span class="pre">0</span></tt></li>
<li>Exception safety: Strong guarantee</li>
</ul>
</blockquote>
</li>
<li><p class="first"><tt class="docutils literal"><span class="pre">template&lt;</span> <span class="pre">class</span> <span class="pre">Key2</span> <span class="pre">&gt;</span> <span class="pre">std::pair&lt;iterator,bool&gt;</span>&nbsp; <span class="pre">insert(</span> <span class="pre">std::auto_ptr&lt;Key2&gt;</span> <span class="pre">x</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Effects: <tt class="docutils literal"><span class="pre">return</span> <span class="pre">insert(</span> <span class="pre">x.release()</span> <span class="pre">);</span></tt></li>
</ul>
</blockquote>
</li>
</ul>
<!-- - ``std::pair<iterator,bool> insert( const key_type& x );``

- Effects: ``return insert( allocate_clone( x ) );``

- Exception safety: Strong guarantee -->
</div>
<div class="section">
<h2><a id="semantics-pointer-container-requirements" name="semantics-pointer-container-requirements"><span id="pointer-container-requirements"></span>Semantics: pointer container requirements</a></h2>
<ul>
<li><p class="first"><tt class="docutils literal"><span class="pre">bool</span> <span class="pre">transfer(</span> <span class="pre">iterator</span> <span class="pre">object,</span> <span class="pre">ptr_set_adapter&amp;</span> <span class="pre">from</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Requirements: <tt class="docutils literal"><span class="pre">not</span> <span class="pre">from.empty()</span></tt></li>
<li>Effects: Inserts the object defined by <tt class="docutils literal"><span class="pre">object</span></tt> into the container and remove it from <tt class="docutils literal"><span class="pre">from</span></tt> 
iff no equivalent object exists.</li>
<li>Returns: whether the object was transfered</li>
<li>Exception safety: Strong guarantee</li>
</ul>
</blockquote>
</li>
<li><p class="first"><tt class="docutils literal"><span class="pre">void</span> <span class="pre">transfer(</span> <span class="pre">iterator</span> <span class="pre">first,</span> <span class="pre">iterator</span> <span class="pre">last,</span> <span class="pre">ptr__set_adapter&amp;</span> <span class="pre">from</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Requirements: <tt class="docutils literal"><span class="pre">not</span> <span class="pre">from.empty()</span></tt></li>
<li>Effects: Inserts the objects defined by the range <tt class="docutils literal"><span class="pre">[first,last)</span></tt> into the container and remove it from <tt class="docutils literal"><span class="pre">from</span></tt>.
An object is only transferred if no equivalent object exists.</li>
<li>Returns: the number of transfered objects</li>
<li>Exception safety: Basic guarantee</li>
</ul>
</blockquote>
</li>
<li><p class="first"><tt class="docutils literal"><span class="pre">template&lt;</span> <span class="pre">class</span> <span class="pre">Range</span> <span class="pre">&gt;</span> <span class="pre">void</span> <span class="pre">transfer(</span> <span class="pre">const</span> <span class="pre">Range&amp;</span> <span class="pre">r,</span> <span class="pre">ptr_set_adapter&amp;</span> <span class="pre">from</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Effects: <tt class="docutils literal"><span class="pre">return</span> <span class="pre">transfer(</span> <span class="pre">boost::begin(r),</span> <span class="pre">boost::end(r),</span> <span class="pre">from</span> <span class="pre">);</span></tt></li>
</ul>
</blockquote>
</li>
<li><p class="first"><tt class="docutils literal"><span class="pre">size_type</span> <span class="pre">transfer(</span> <span class="pre">ptr_set_adapter&amp;</span> <span class="pre">from</span> <span class="pre">);</span></tt></p>
<blockquote>
<ul class="simple">
<li>Effects: <tt class="docutils literal"><span class="pre">return</span> <span class="pre">transfer(</span> <span class="pre">from.begin(),</span> <span class="pre">from.end(),</span> <span class="pre">from</span> <span class="pre">);</span></tt>.</li>
</ul>
</blockquote>
</li>
</ul>
<hr><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<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>
</tr>
</tbody>
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