Upload / Download file in Application Server

Hi

Required input / approach if you have worked on below scenario.

1-->Upload functionality in Webdynpro Application.

2-->Choose the Application Server file path(AL11)

3-->Upload the PDF (always be PDF) file into that file path.

4-->After upload the file will display in a table created in the application.

5-->Open the file by clicking the link whenever required.

Thanks in advance.

Jay