Java对象与xml字符串转换

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import java.io.StringReader;
import java.io.StringWriter;

public class XMLUtil {

    /**
     * 将对象转成xml字符串
     * @param obj
     * @return
     */
    public static String convertToXml(Object obj) {
        StringWriter sw = new StringWriter();
        try {
            JAXBContext context = JAXBContext.newInstance(obj.getClass());
            Marshaller marshaller = context.createMarshaller();
            marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
            marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");
            marshaller.marshal(obj, sw);
        } catch (JAXBException e) {
            e.printStackTrace();
        }
        return sw.toString();
    }

    /**
     * 将xml字符串转成对象
     * @param clazz
     * @param xmlStr
     * @return
     */
    public static Object convertXmlStrToObject(Class<?> clazz, String xmlStr) {
        Object xmlObject = null;
        try {
            JAXBContext context = JAXBContext.newInstance(clazz);
            Unmarshaller unmarshal = context.createUnmarshaller();
            StringReader sr = new StringReader(xmlStr);
            xmlObject = unmarshal.unmarshal(sr);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return xmlObject;
    }

}