if ( (value == null) || (value.equals("")) ) {
if ( (value == null) || (value.equals(GrouperConfig.EMPTY_STRING)) ) {
  protected static void canSetAttribute(Group g, Field f, String value)     throws  InsufficientPrivilegeException,            ModelException,            SchemaException  {    if ( (value == null) || (value.equals("")) ) {      throw new ModelException(E.GROUP_AV);    }    if (f.getName().equals("displayExtension")) {      AttributeValidator.namingValue(value);    }    if (f.getName().equals("displayName")) {      AttributeValidator.namingValue(value);    }    canModAttribute(g, f);  } // protected static void canSetAttribute(g, f, value)