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<title>Xapian: API Documentation: xapian-core: Xapian::MultiValueSorter Class Reference</title>
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<a class="el" href="namespaceXapian.html">Xapian</a>::<a class="el" href="classXapian_1_1MultiValueSorter.html">MultiValueSorter</a></div>
<h1>Xapian::MultiValueSorter Class Reference</h1><!-- doxytag: class="Xapian::MultiValueSorter" --><!-- doxytag: inherits="Xapian::Sorter" --><a class="el" href="classXapian_1_1Sorter.html" title="Virtual base class for sorter functor.">Sorter</a> subclass which sorts by a several values.
<a href="#_details">More...</a>
<p>
Inheritance diagram for Xapian::MultiValueSorter:<p><center><img src="classXapian_1_1MultiValueSorter__inherit__graph.png" border="0" usemap="#Xapian_1_1MultiValueSorter__inherit__map" alt="Inheritance graph"></center>
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="classXapian_1_1MultiValueSorter-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="ab448035a8f6d0ff01379f2df7cd47d7"></a><!-- doxytag: member="Xapian::MultiValueSorter::MultiValueSorter" ref="ab448035a8f6d0ff01379f2df7cd47d7" args="(Iterator begin, Iterator end)" -->
template<class Iterator> </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><b>MultiValueSorter</b> (Iterator begin, Iterator end)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classXapian_1_1MultiValueSorter.html#bc7d5707dcfcc65c4b46dfc5aa9c7fcf">operator()</a> (const <a class="el" href="classXapian_1_1Document.html">Xapian::Document</a> &doc) const</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This method takes a <a class="el" href="classXapian_1_1Document.html" title="A handle representing a document in a Xapian database.">Document</a> object and builds a sort key from it. <a href="#bc7d5707dcfcc65c4b46dfc5aa9c7fcf"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="556ae7f650443f43cbb1d509d1521b03"></a><!-- doxytag: member="Xapian::MultiValueSorter::add" ref="556ae7f650443f43cbb1d509d1521b03" args="(Xapian::valueno valno, bool forward=true)" -->
void </td><td class="memItemRight" valign="bottom"><b>add</b> (<a class="el" href="namespaceXapian.html#e163c06958fa73cfac44a38c3eea5c10">Xapian::valueno</a> valno, bool forward=true)</td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
<a class="el" href="classXapian_1_1Sorter.html" title="Virtual base class for sorter functor.">Sorter</a> subclass which sorts by a several values.
<p>
Results are ordered by the first value. In the event of a tie, the second is used. If this is the same for both, the third is used, and so on.
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="bc7d5707dcfcc65c4b46dfc5aa9c7fcf"></a><!-- doxytag: member="Xapian::MultiValueSorter::operator()" ref="bc7d5707dcfcc65c4b46dfc5aa9c7fcf" args="(const Xapian::Document &doc) const" -->
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<td class="memname">virtual std::string Xapian::MultiValueSorter::operator() </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classXapian_1_1Document.html">Xapian::Document</a> & </td>
<td class="paramname"> <em>doc</em> </td>
<td> ) </td>
<td width="100%"> const<code> [virtual]</code></td>
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<p>
This method takes a <a class="el" href="classXapian_1_1Document.html" title="A handle representing a document in a Xapian database.">Document</a> object and builds a sort key from it.
<p>
Documents are then ordered by a string compare on the sort keys.
<p>
Implements <a class="el" href="classXapian_1_1Sorter.html#c4f6a19bac77dda0a6d52dbbe36a2200">Xapian::Sorter</a>.
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</div><p>
<hr>The documentation for this class was generated from the following file:<ul>
<li>xapian/<a class="el" href="sorter_8h.html">sorter.h</a></ul>
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Documentation for Xapian (version 1.0.21).<br>
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<a href="http://www.doxygen.org/">Doxygen 1.5.2</a>.
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