h the lifecycle, the implementation must ensure that the current traversal map is the next
 traversal map of the previous traversal. Here is an example for illustration purposes only.
 </p>

 <blockquote>

 <p>
 Consider an initial request to the faces lifecycle
 </p>

 <p>
 Traversal N, execute phase: skipped on initial request.
 </p>

 <p>
 Traversal N, render phase: flash access goes to flash[N].
 </p>

 <p>
 Traversal N+1, execute phase: flash access goes to flash[N].
 </p>

 <p>
 Traversal N+1, render 