ajax返回InputStream
jsp页面

jQuery.post(    "test1.action",    {"param":param},    function(data){              //dosomething in success.              if(data.success == "success"){              }  },    "json"    );

<package name="jsonDefault" namespace="" extends="json-default">        <action name="test*" method="test{1}" type="stream">                <param name="contentType">text/html</param>                <param name="inputStream">inputStream</param>            </result>        </action>

private transient InputStream inputStream;public String test1(){StringBuilder sb = new StringBuilder();sb.append("{'result':'success'}");inputStream=new ByteArrayInputStream(sb.toString().getBytes("utf-8"));return SUCCESS;}