firstNumber.clearRawInput();
firstNumber.clearCountryCodeSource();
firstNumber.clearPreferredDomesticCarrierCode();
secondNumber.clearRawInput();
secondNumber.clearCountryCodeSource();
secondNumber.clearPreferredDomesticCarrierCode();
if (firstNumber.hasExtension() &&
firstNumber.getExtension().length() == 0) {
firstNumber.clearExtension();
}
if (secondNumber.hasExtension() &&