How to store a file on a server(web container) through a Java EE web application?

Question

I have developed a Java EE web application. This application allows a user to upload a file with the help of a browser. Once the user has uploaded his file, this application

Answer 1

Writing to the file system from a Java EE container is not really recommended, especially if you need to process the written data:

• it is not transactional
• it harms the portability (what if you are in a clustered environment)
• it requires to setup external parameters for the target location

If this is an option, I would store the files in database or use a JCR repository (like Jackrabbit).