Java tutorial
//package com.java2s; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBException; import javax.xml.bind.Marshaller; import java.io.StringWriter; public class Main { public static String saveObjectToXmlString(Object obj) throws JAXBException { final Marshaller m = JAXBContext.newInstance(obj.getClass()).createMarshaller(); m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true); final StringWriter writer = new StringWriter(); m.marshal(obj, writer); return writer.toString(); } }