 the value of the symbolic
 constant <a href="../../../../javax/faces/render/ResponseStateManager.html#VIEW_STATE_PARAM"><code>ResponseStateManager.VIEW_STATE_PARAM</code></a>.</p>

 <p>For backwards compatibility with implementations of
 <code>ResponseStateManager</code> prior to Jakarta Server Faces 1.2, a default
 implementation is provided that consults the <a href="../../../../javax/faces/context/ExternalContext.html" title="class in javax.faces.context"><code>ExternalContext</code></a>'s <code>request