title="class in org.apache.nutch.plugin">Extension</A>&nbsp;extension)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Install a coresponding extension to this extension point.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B>PluginDescriptor.</B><B><A HREF="../../../../../org/apache/nutch/plugin/PluginDescriptor.html#addExtension(org.apache.nutch.plugin.Extension)">addEx