<map id="ReferenceHolder&lt; T &gt;" name="ReferenceHolder&lt; T &gt;">
<area shape="rect" id="node1" title="a templated class to manage a reference count of an object that can throw a Qore&#45;language exception w..." alt="" coords="119,168,289,193"/>
<area shape="rect" id="node2" href="$class_abstract_qore_node.html" title="The base class for all value and parse types in Qore expression trees." alt="" coords="20,80,161,105"/>
<area shape="rect" id="node3" href="$class_qore_reference_counter.html" title="provides atomic reference counting to Qore objects" alt="" coords="5,5,176,31"/>
<area shape="rect" id="node4" href="$class_exception_sink.html" title="container for holding Qore&#45;language exception information and also for registering a &quot;thread_exit&quot; ca..." alt="" coords="185,80,300,105"/>
</map>
