@Override
    public void visitPresetDef(AntDomPresetDef presetdef) {
      ProgressManager.checkCanceled();
      final String customTagName = presetdef.getName().getStringValue();
      if (customTagName != null) {
        final String nsUri = presetdef.getUri().getStringValue();
        addCustomDefinition(presetdef, customTagName, nsUri, ClassProvider.EMPTY);
      }
    }
@Override
    public void visitPresetDef(AntDomPresetDef presetdef)