<package name="jfreechart" extends="struts-default" namespace="/">
<result-types>
            <result-type name="chart" class="org.apache.struts2.dispatcher.ChartResult"></result-type>
        </result-types>
<action name="jfreechart" class="com.jd.biz.action.FruitAction">
     <result name="success" type="chart">
                <param name="width">400</param>
                <param name="height">300</param>
     </result>
        </action>
</package>
以上是struts的配置文件,能不能通过注解直接写在Action里
<result-types>
            <result-type name="chart" class="org.apache.struts2.dispatcher.ChartResult"></result-type>
        </result-types>

这个怎么写进注解中jfreechart struts2