How to map a filter for welcome-file in web.xml for Tomcat?

Question

I have created a Filter to check the Cookies with request object and forward the request accordingly thanks to this and this question.

Answer 1

Just add these to your web.xml

<filter>
  <filter-name>myFilter</filter-name>
  <filter-class>com.examples.myFilter</filter-class>
</filter>

<filter-mapping>
  <filter-name>myFilter</filter-name>
  <url-pattern>/index.html</url-pattern>
</filter-mapping>