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 Define the flow reference of the called flow.</div>
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<td class="colFirst"><code>abstract <a href="../FlowCallBuilder.html" title="class in jakarta.faces.flow.builder">FlowCallBuilder</a></code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">FlowCallBuilder.</span><code><span class="memberNameLink"><a href="../FlowCallBuilder.html#markAsStartNode()">markAsStartNode</a></span>()</code></th>
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