JAXB marshling，jaxbmarshling,public class

JAXB marshling，jaxbmarshling,public class

public class Play {    public static void generateXML(Object rootElement,        Writer writer) throws JAXBException {        if (rootElement == null)          throw new IllegalArgumentException("rootElement is null");        if (writer == null)          throw new IllegalArgumentException("writer is null");        JAXBContext context = JAXBContext.newInstance(rootElement.getClass());        Marshaller marshaller = context.createMarshaller();        marshaller.setProperty(          Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);        marshaller.marshal(rootElement, writer);      }    public static void main(String[] args) throws JAXBException {        final StringWriter writer = new StringWriter();        generateXML(new AnnotatedClass(), writer);        System.out.println( writer.getBuffer().toString());    }}//该片段来自于http://byrx.net