ponding
 <code>&lt;xs:import namespace="..." schemaLocation="..."/&gt;</code> (or
 no <code>schemaLocation</code> attribute at all if the empty string is specified.)
 However, the schema generator is allowed to use a different value in
 the <code>schemaLocation</code> attribute (including not generating
 such attribute), for example so that the user can specify a local
 copy of the resource through the command line interface.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6, JAXB 2.1</