Configuración de Spring Security 4.1

默认 的 name: 
form: action = "/ login" 
name = "username" 
name = "password" 

<form id = "myform" method = "post" style = " text-align : center" action = "/ login" >
     <div style = " margin : 20 px 0 " >
         <label id = "uname" > 用户 名</label>
         <input name = "username" type = "text"class = "easyui-validatebox" 
 opciones de datos =
               "required: true, validType: 'noNull',
                missingMessage: ' 用户 名 不能 为 空'" >
         <br> <br>
         <label id = "pd" > 密& nbsp; & nbsp; 码</label>
         <input name = "contraseña" type = "contraseña" class = "easyui-validatebox" data-options = "required: true,
                missingMessage: ' 密码 不能 为 空'" >
     </div>
     <div>
         <input id = "loginButton"type = "button"   class = "easyui-linkbutton"style = " anchura : 60 px ; altura : 30 px"
 value = " 登录" οnclick = " submitForm () " >
         <input id = "resetButton" type = "reset" class = "easyui-LinkButton" style = " anchura : 60 px ; altura : 30 px "
 value = " 重置" >
     </div>
 </form>                              

Configuración en springsecurity:

<http use-expression = "true" >
     <encabezados>
         <frame-options policy = "SAMEORIGIN" />
     </headers>
     <csrf disabled = "true" />
     <intercept-url pattern = "/ login.html" acceso = "permitAll" />
     <intercept-url pattern = "/ content / updatePassword.html" access = "permitAll" />
     <intercept-url pattern = "/ resources / **" access = "permitAll" />
    <intercept-url pattern = "/ **" acceso= "isAuthenticated ()" />
     <form-login login-page = "/ login.html" authentication-failure-url = "/ error.html? erroe = true"
 default-target-url = "/ index.html" always-use-default-target = "true" />
     <logout />
 </http>
 <authentication-manager>
     <authentication-provider>
         <jdbc-user-service data-source-ref = "dataSource"
 usuarios por username-query = "SELECT usercode, password, enabled FROM [user] WHERE usercode =?"
Authority -by-username-query = "SELECCIONAR código de usuario,
                
                                                                                 />
        <password-encoder hash="md5"/>
    </authentication-provider>
</authentication-manager>