我正在运行一个marshal命令,它返回:javax.xml.bind.MarshalException[java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String] at javax.xml.bind.helpers.
javax.xml.bind.MarshalException[com.sun.istack.SAXException2: unable to marshaltype "java.lang.String" as an element because it is missing an @XmlRootElement annotation] at