ng.Thread</samp> object.</p>

<p>Use this extension point to provide custom name resolvers:
for example the title for catalog objects, the user id of
authenticated session, etc. etc.</p><p></p>
<h6 class="CaptionFigColumn SchemaHeader">Configuration Markup:</h6>
<p></p>
<p class="code SchemaDtd">&lt;!ELEMENT <a name="e.extension">extension</a> (<a href="#e.resolver">resolver</a>)+&gt;</p>
<p class="code SchemaDtd">&lt;!ATTLIST extension</p>
<p class="code SchemaDtdAttlist">point&nbsp;CDATA #REQUIRED</p