integrating WebApplication and OpenCms

Hey I just want to integrate alre开发者_如何学JAVAady existing application with OpenCms Contents.Let me explain a example:i have an application like Demo.war now i want to integrate sreekanth.war and OpenCms how can i integrate could u explain or provide some documents related to these OpenCms and Webapplication

You can run several web applications (war-files) on one servlet engine in parallel. That already is a simple form of "integration"...