XStream处理既有属性又有值的xml节点

@XStreamAlias("node")
@XStreamConverter(value=ToAtrributedValueConverter.class,strings={"content"})
public static class node{
@XStreamAsAttribtue
private String a;
private String content;
public node(String a,
String content){
this.a=a;
this.content=content
}
}