javascript 前台加密和后台接受解密

function subNew3(){

var patPnr = document.getElementById("patPnr").value;

if(patPnr ==""){

alert("黑屏导入信息不能为空!");

return;

}

var patPnrEncode = encodeURIComponent(patPnr);

 

document.getElementById("patPnrEncode").value = patPnrEncode;

document.getElementById("patPnr").value = "";

document.applyForm3.submit();

}

 

 

String patPnrEncode = request.getParameter("patPnrEncode");

logger.info("------------ patPnr解密前的内容为:------------"+patPnrEncode);

try {

patPnr = URLDecoder.decode(patPnrEncode,"UTF-8");

logger.info("------------ patPnr解密前的内容为:------------"+patPnr);

} catch (UnsupportedEncodingException e) {

logger.info("------------ patPnr解密时出现异常:------------");

e.printStackTrace();

request.setAttribute("img", "icon_wrong.gif");

request.setAttribute("errMsg", "将导入黑屏信息加密后,解密时出错！");

return "errorinfo";

}

<!-- -->