ar&gt;.  Any subclass of this class that also wants to
 support non-file resources needs to override this method.  We
 need to do so for backwards compatibility reasons since we
 can't expect subclasses to support resources.</p></div>
<dl><dt><span class="strong">Returns:</span></dt><dd>true for this task.</dd><dt><span class="strong">Since:</span></dt>
  <dd>Ant 1.7</dd></dl>
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