 class="block"><p class="changed_added_2_2">This class represents a client window,
 which may be a browser tab, browser window, browser pop-up, portlet,
 or anything else that can display a <a href="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><code>UIComponent</code></a> hierarchy rooted at a <a href="../../../javax/faces/component/UIViewRoot.html" title="class in javax.faces.component"><code>UIViewRoot</code></a>.</div>
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