question: private static String toString ( String attName , java . lang . Object obj ) { if ( okToDisplayPropertyValue ( attName ) ) { if ( obj == null ) { return "" ; } if ( obj instanceof InetAddress ) { return InetAddressUtil . toString ( obj ) ; } return obj . toString ( ) ; } else { return OBFUSCATED_STRING ; } }
target:  Returns string representation of the specified object with special handling for InetAddress.