前台JSP传中文到后台乱码问题解决

前台：

var data = '测试';
var url = "${pageContext.request.contextPath}/***Action.do?method=方法名&data="+data;
url = encodeURI(encodeURI(url));
window.location.href = url;

后台:

String data = URLDecoder.decode(request.getParameter("data"), "utf-8");