Transform user address

    //ping?task=transformUsersAddress
    if ("transformUsersAddress".equals(task)) {

      List<String> usersWithAddress = Lists.newArrayList();

      List<UserEntity> users = Lists.newArrayList(datastore.get().find().type(UserEntity.class).now());
      for (UserEntity each : users) {
        UserAddressEntity address = each.getAddress();

        if (address != null) {
          boolean hasAddress = !Strings.isNullOrEmpty(address.getApartmentNumber()) ||
                  !Strings.isNullOrEmpty(address.getBlockName()) ||
                  !Strings.isNullOrEmpty(address.getCity()) ||
                  !Strings.isNullOrEmpty(address.getCityType()) ||
                  !Strings.isNullOrEmpty(address.getEntrance()) ||
                  !Strings.isNullOrEmpty(address.getFloor()) ||
                  !Strings.isNullOrEmpty(address.getPostCode()) ||
                  !Strings.isNullOrEmpty(address.getResidentialAreaName()) ||
                  !Strings.isNullOrEmpty(address.getResidentialAreaType()) ||
                  !Strings.isNullOrEmpty(address.getStreet()) ||
                  !Strings.isNullOrEmpty(address.getStreetType()) ||
                  !Strings.isNullOrEmpty(address.getTelephone());

          if (hasAddress) {
            usersWithAddress.add(each.getId());
          }
        }
      }
      writer.println("Transformation count: "+ usersWithAddress.size());
      for (String each : usersWithAddress){
        final UserEntity user = datastore.get().load().type(UserEntity.class).id(each).now();
        final UserAddressEntity address = user.getAddress();

        String streetNumber = !Strings.isNullOrEmpty(address.getStreetNumber())?"№"+address.getStreetNumber()+" ":"";
        String entrance = !Strings.isNullOrEmpty(address.getEntrance())?"вх."+address.getEntrance()+" ":"";
        String floor = !Strings.isNullOrEmpty(address.getFloor())?"ет."+address.getFloor()+" ":"";
        String apartmentNo = !Strings.isNullOrEmpty(address.getApartmentNumber())?"ап."+address.getApartmentNumber()+" ":"";
        String blok = !Strings.isNullOrEmpty(address.getBlockName())?"бл."+address.getBlockName()+" ":"";
        String telephone = !Strings.isNullOrEmpty(address.getTelephone())?"тел."+address.getTelephone()+" ":"";

        String postCode = !Strings.isNullOrEmpty(address.getPostCode())? address.getPostCode()+" ":"";
        String cityType = !Strings.isNullOrEmpty(address.getCityType())? address.getCityType()+".":"";
        String city = !Strings.isNullOrEmpty(address.getCity())? address.getCity()+" ":"";
        String residentialAreaType = !Strings.isNullOrEmpty(address.getResidentialAreaType())? address.getResidentialAreaType()+".":"";
        String residentialArea = !Strings.isNullOrEmpty(address.getResidentialAreaName())? address.getResidentialAreaName()+" ":"";
        String streeType = !Strings.isNullOrEmpty(address.getStreetType())? address.getStreetType()+".":"";
        String street = !Strings.isNullOrEmpty(address.getStreet())? address.getStreet()+" ":"";

        String addressLine = postCode + cityType + city + residentialAreaType + residentialArea + streeType +
                street + streetNumber + entrance + floor + apartmentNo + blok + telephone;

        user.setAddressLine(addressLine);
        datastore.get().store(user);
      }

      writer.println("Address transformation finished");
    }