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<title>Class Poco::PurgeStrategy</title>
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<meta name="date" content="2009-11-24"/>
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<h1 class="namespace"><a href="Poco.html" class="namespace">Poco</a></h1>
<h1 class="symbol">class PurgeStrategy</h1>
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<p>
<b>Library:</b> Foundation<br />
<b>Package:</b> Logging<br />
<b>Header:</b> Poco/PurgeStrategy.h</p>
<h2>Description</h2>
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<p>The <a href="Poco.PurgeStrategy.html" title="class Poco::PurgeStrategy">PurgeStrategy</a> is used by <a href="Poco.FileChannel.html" title="class Poco::FileChannel">FileChannel</a> to purge archived log files. </p>
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<h2>Inheritance</h2>
<p><b>Known Derived Classes: </b><a href="Poco.PurgeByAgeStrategy.html" title="class Poco::PurgeByAgeStrategy">PurgeByAgeStrategy</a>, <a href="Poco.PurgeByCountStrategy.html" title="class Poco::PurgeByCountStrategy">PurgeByCountStrategy</a></p>
<h2>Member Summary</h2>
<p><b>Member Functions: </b><a href="Poco.PurgeStrategy.html#9551" title="Poco::PurgeStrategy::list()">list</a>, <a href="Poco.PurgeStrategy.html#9549" title="Poco::PurgeStrategy::purge()">purge</a></p>
<h2>Constructors</h2>
<h3><a name="9547">PurgeStrategy</a></h3>
<p class="decl"><a href="Poco.PurgeStrategy.html" title="class Poco::PurgeStrategy">PurgeStrategy</a>();</p>
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<p></p>
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<h2>Destructor</h2>
<h3><a name="9548">~PurgeStrategy</a> <img src="images/virtual.gif" alt="virtual" title="virtual" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">virtual ~<a href="Poco.PurgeStrategy.html" title="class Poco::PurgeStrategy">PurgeStrategy</a>();</p>
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<p></p>
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<h2>Member Functions</h2>
<h3><a name="9549">purge</a> <img src="images/virtual.gif" alt="virtual" title="virtual" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">virtual void purge(<br /> const std::string & path<br />) = 0;</p>
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<p>Purges archived log files. The path to the current "hot" log file is given. To find archived log files, look for files with a name consisting of the given path plus any suffix (e.g., .1, .20050929081500, .1.gz). A list of archived files can be obtained by calling the <a href="Poco.PurgeStrategy.html#9551" title="Poco::PurgeStrategy::list()">list</a>() method. </p>
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<h3><a name="9551">list</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">void list(<br /> const std::string & path,<br /> std::vector < <a href="Poco.File.html" title="class Poco::File">File</a> > & files<br />);</p>
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<p>Fills the given vector with a list of archived log files. The path of the current "hot" log file is given in path. </p>
<p>All files with the same name as the one given in path, plus some suffix (e.g., .1, .20050929081500, .1.gz) are considered archived files. </p>
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<p class="footer">POCO C++ Libraries 1.3.6-all<br />
Copyright © 2009, <a href="http://pocoproject.org/" target="_blank">Applied Informatics Software Engineering GmbH and Contributors</a></p>
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