href="Graph.html" title="type parameter in Graph">T</a>,<wbr>K,<wbr>?&gt;&nbsp;attribute)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Add a node to the graph that corresponds to a map key
 that is a managed type.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>&lt;X&gt;&nbsp;<a href="Subgraph.html" title="interface in jakarta.pers