<result name="jsonMap" type="json">
<param name="root">pageMap</param>
<param name="excludeProperties">
<!-- rows[0].account.pass 过滤密码 -->
<!--
json:{total:28,rows:[{id:1,account:{id:1,pass:1234,name:chen},type:chen,hot:true}...]}
-->
rows\[\d+\]\.account\.pass
</param>
</result>
注意action中传递的pageMap要有getter方法