remove .jsp extension through web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.1" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd">
    <servlet>
        <servlet-name>New</servlet-name>
        <servlet-class>Connect.New</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>New</servlet-name>
        <url-pattern>/New</url-pattern>
    </servlet-mapping>
    <servlet>
    <servlet-name>login</servlet-name>
    <jsp-file>/login.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>login</servlet-name>
     <url-pattern>/login</url-pattern>
 </servlet-mapping>
   <servlet>
    <servlet-name>sales</servlet-name>
    <jsp-file>/sales.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>sales</servlet-name>
     <url-pattern>/sales</url-pattern>
 </servlet-mapping>
 <servlet>
    <servlet-name>brandlist</servlet-name>
    <jsp-file>/brandlist.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>brandlist</servlet-name>
     <url-pattern>/brandlist</url-pattern>
 </servlet-mapping>
 <servlet>
    <servlet-name>productlist</servlet-name>
    <jsp-file>/productlist.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>productlist</servlet-name>
     <url-pattern>/productlist</url-pattern>
 </servlet-mapping>

 <servlet>
    <servlet-name>inventory</servlet-name>
    <jsp-file>/inventory.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>inventory</servlet-name>
     <url-pattern>/inventory</url-pattern>
 </servlet-mapping>



 <servlet>
    <servlet-name>customer</servlet-name>
    <jsp-file>/customer.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>customer</servlet-name>
     <url-pattern>/customer</url-pattern>
 </servlet-mapping>

 <servlet>
    <servlet-name>inventoryreport</servlet-name>
    <jsp-file>/inventoryreport.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>inventoryreport</servlet-name>
     <url-pattern>/inventoryreport</url-pattern>
 </servlet-mapping>


 <servlet>
    <servlet-name>report1</servlet-name>
    <jsp-file>/report1.jsp</jsp-file>
 </servlet>

 <servlet-mapping>
     <servlet-name>report1</servlet-name>
     <url-pattern>/report1</url-pattern>
 </servlet-mapping>

    <session-config>
        <session-timeout>
            30
        </session-timeout>
    </session-config>
</web-app>