//实例化一个对象XStream
XStream xstreamReq = new XStream(new DomDriver());
//对指定的类使用Annotations 进行序列化
xstreamReq.processAnnotations(EsLisGrpCont.class);
XStream xstreamReq = new XStream(new DomDriver());
//对指定的类使用Annotations 进行序列化
xstreamReq.processAnnotations(EsLisGrpCont.class);