Почему не открывает JSP страницу(Servlet JAVA)

264

05 апреля 2017, 14:04

Ошибка:

Страница есть:

Страница:

   <%@ page language="java" contentType="text/html; charset=UTF-8"    pageEncoding="UTF-8"%>
   <html>
   <head>
   <title>Main JSP page</title>
   </head>
   <body>
     <h3>Welcome</h3> <hr/> ${user}, hello! <hr/>
     <a href="controller?command=logout">Logout</a>
   </body>
   </html>

Код для ее возвращения:

 RequestDispatcher dispatcher = getServletContext().getRequestDispatcher(page);
        dispatcher.forward(request, response);

web.xml:

<?xml version="1.0" encoding="ISO-8859-1" ?>
<web-app xmlns="http://java.sun.com/xml/ns/j2ee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
         version="2.4">
    <description>MySQL</description>
    <resource-ref>
        <description>MySQL DB Connection Pool</description>
        <res-ref-name>jdbc/airline</res-ref-name>
        <res-type>javax.sql.DataSource</res-type>
        <res-auth>Container</res-auth>
    </resource-ref>
    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>
    <servlet>
        <servlet-name>Controller</servlet-name>
        <servlet-class>controller.Controller</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>Controller</servlet-name>
        <url-pattern>/controller</url-pattern>
    </servlet-mapping>
</web-app>