import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
 
/**
 * XML的帮助类
 * 
 * @author wanganqi
 * @version v1.0
 * @since 2014年8月13日下午2:38:52
 */
public class XmlHelper
{
    /**
     * 将自定义数据对象转化为XML字符串
     * 
     * @param clazz 自定义数据类型
     * @param object 自定义数据对象
     * @return XML字符串
     * @throws JAXBException 异常
     */
    public static String objectToXML(Class clazz,Object object)
        throws JAXBException
    {
        String xml = null;
        JAXBContext context = JAXBContext.newInstance(clazz);
        Marshaller m = context.createMarshaller();
        m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT,Boolean.TRUE);
        Writer w = new StringWriter();
        m.marshal(object,w);
        xml = w.toString();
        return xml;
    }
 
    /**
     * 将XML字符串转化为自定义数据对象
     * 
     * @param clazz 自定义数据类型
     * @param xml XML字符串
     * @return 自定义数据对象
     * @throws JAXBException 异常
     */
    public static Object xmlToObject(Class clazz,String xml)
        throws JAXBException
    {
        JAXBContext context = JAXBContext.newInstance(clazz);
        Unmarshaller um = context.createUnmarshaller();
        return um.unmarshal(new StringReader(xml));
    }
}