jackson simplexml dont serialize property code example

Example: jackson serialize xml

/**
* This function writes serializes the Java object into XML and writes it
* into an XML file.
*/
public static void serializeToXML() {
    try {
        XmlMapper xmlMapper = new XmlMapper();

        // serialize our Object into XML string
        String xmlString = xmlMapper.writeValueAsString(new PhoneDetails("OnePlus", "6.4", "6/64 GB"));

        // write to the console
        System.out.println(xmlString);

        // write XML string to file
        File xmlOutput = new File("serialized.xml");
        FileWriter fileWriter = new FileWriter(xmlOutput);
        fileWriter.write(xmlString);
        fileWriter.close();
    } catch (JsonProcessingException e) {
        // handle exception
    } catch (IOException e) {
        // handle exception
    }
}

public static void main(String[] args) {
    System.out.println("Serializing to XML...");
    serializeToXML();
}