fies this <code>ClientWindow</code> within the scope of the current session. This value must be made
 available to return from the <a href="../../../jakarta/faces/lifecycle/ClientWindow.html#getId--"><code>getId()</code></a> method. The value must be suitable for inclusion as a hidden field or
 query parameter. If a value is found, decrypt it using the key from the session and make it available for return from
 <a href="../../../jakarta/faces/lifecycle/ClientWindow.html#getId--"><code>getId()</code></a>.
 <