case.any='*:*'
                             default=$shipping_fq
                             v=$shipping}&lt;/str&gt;
   &lt;/lst&gt;
 &lt;/requestHandler&gt;</pre>

 <p>
 With the above configuration a client that specifies <code>shipping=any</code>, or 
 does not specify a <code>shipping</code> param at all, will not have the results 
 filtered.  But if a client specifies a numeric value (ie: <code>shipping=10</code>, 
 <code>shipping=5</code>, etc..) then the results will be limited to documents whose 
