code: public final String formatE123(final String pphoneNumber, final String pcountryCode) {
      return this.formatE123(this.parsePhoneNumber(pphoneNumber), CreatePhoneCountryConstantsClass
          .create().countryMap().get(StringUtils.defaultString(pcountryCode)));
    }
docs: format phone number in E123 format.
  
  @param pphoneNumber phone number as String to format
  @param pcountryCode iso code of country
  @return formated phone number as String