rs">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">isEmpty</span>()</div>
<div class="block"><p class="changed_added_2_2">
 The default behavior of this method is to call <a href="https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/util/Map.html#isEmpty()" title="class or interface in java.util" class="external-link"><code>Map.isEmpty()</code></a> on the wrapped <a href="Flash.html" title="class in jakarta.faces.context"><code>Flash</code></a> objec