public void createCustomer() {
try {
// Create Document
CustomersDocument doc = CustomersDocument.Factory.newInstance();
// Add new customer
CustomerType customer = doc.addNewCustomers().addNewCustomer();
// set customer info
customer.setId(3);
customer.setFirstname("Jessica");
customer.setLastname("Lim");
customer.setGender("female");
customer.setPhoneNumber("1234567");
// Add new address
AddressType address = customer.addNewAddress();
// Add new PrimaryAddress
PrimaryAddressType primaryAddress = address.addNewPrimaryAddress();
primaryAddress.setPostalCode("350106");
primaryAddress.setAddressLine1("#25-1");
primaryAddress.setAddressLine2("SHINSAYAMA 2-CHOME");

// Add new BillingAddress
BillingAddressType billingAddress = address.addNewBillingAddress();
billingAddress.setReceiver("Ms Danielle");
billingAddress.setPostalCode("350107");
billingAddress.setAddressLine1("#167");
billingAddress.setAddressLine2("NORTH TOWER HARBOUR CITY");

File xmlFile = new File(filename);
doc.save(xmlFile);
} catch (Exception ex) {
ex.printStackTrace();
}

}

public static void main(String[] args) {
String filename = "F://JavaTest//Eclipse//XMLBean//xml//customers_new.xml";
CustomerXMLBean customerXMLBean = new CustomerXMLBean(filename);
customerXMLBean.createCustomer();
}