<map id="Graphical Class Hierarchy" name="Graphical Class Hierarchy">
<area shape="rect" id="node1" href="$classItem.html" title="Common base class for persistent items store in database. " alt="" coords="5,32,53,61"/>
<area shape="rect" id="node3" href="$classClassification.html" title="Metadata type representing hierarchical (&quot;Tree&quot;) controlled vocabulary values. " alt="" coords="101,5,203,35"/>
<area shape="rect" id="node5" href="$classResource.html" title="Represents a &quot;resource&quot; in CWIS. " alt="" coords="113,59,191,88"/>
</map>
