JaxbUtils.java 文件源码

/**
 * Transform xml object to xml string.
 *
 * @param xmlObj        xml object
 * @throws JAXBException
 *
 * @return
 */
public static String toXmlString(Object xmlObj) throws JAXBException {
    Class<?> clazz = xmlObj.getClass();

    if (clazz.getAnnotation(XmlRootElement.class) == null) {
        throw new IllegalArgumentException("Object must be generate by jaxb.");
    }

    JAXBContext jaxbContext = JAXBContext.newInstance(clazz);
    Marshaller jaxbMarshaller = jaxbContext.createMarshaller();
    jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);

    StringWriter w = new StringWriter();
    jaxbMarshaller.marshal(xmlObj, w);
    return w.toString();
}