4xx错误的本质：服务器已经接收到请求

4xx错误的本质：服务器已经接收到请求，

路径错误！

{ URL: http://10.100.138.32:8046/3-0/app/account/maxin } { status code: 404, headers {

    "Access-Control-Allow-Origin" = "*";

    "Content-Language" = en;

    "Content-Length" = 949;

    "Content-Type" = "text/html;charset=utf-8";

    Date = "Fri, 15 Dec 2017 02:38:08 GMT";

    Server = "Apache-Coyote/1.1";

} }

参量错误：

{

    client = iOS;

    merchId = 80AB7AD172214B3078034A43ABB4E08F;

    sendTime = 1513305816648;

    ss = ee;//没有这个

    userId = zxy2015;

    version = "2.3.2";

}

{ URL: http://10.100.138.32:8046/3-0/app/account/main } { status code: 400, headers {

    "Access-Control-Allow-Origin" = "*";

    Connection = close;

    "Content-Language" = en;

    "Content-Length" = 968;

    "Content-Type" = "text/html;charset=utf-8";

    Date = "Fri, 15 Dec 2017 02:40:45 GMT";

    Server = "Apache-Coyote/1.1";

} }