How to Integrate Tomcat and nginx and offload TLS/SSL at nginx?

This video explains how to Integrate Tomcat and nginx and offload TLS/SSL at nginx. As part of this , below are explained.
1. Generate self signed TLS certificates
2. Configure TLS in nginx server
3. Integrate tomcat with nginx
4. TLS off-loading at nginx(https communication from clients to nginx)
5. http communication from nginx to tomcat
6. Do not Allow access to tomcat directly from clients

For TLS/SSL overview, please go through the below video.
   • How TLS/SSL works?  
For Basic setup of nginx server in Ubuntu, please go through the below video.
   • Installation of nginx in Linux(Ubuntu)  
For Basic setup of Tomcat server in Ubuntu, please go through the below video.
   • Installation of tomcat in Linux(ubuntu)