owed are insignificant and may be discarded. The String <tt>"*"</tt>
 has no special meaning as a role name (should it occur in getRolesAllowed).</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a (possibly empty) array of role names. When the array is empty, its meaning depends on the value of
         <a href="../../javax/servlet/HttpConstraintElement.html#getEmptyRoleSemantic--"><code>getEmptyRoleSemantic()</code></a>. If its value is <tt>DENY</tt>, and <code>getRolesAllowed</code> retur