This is the file conversion software ost to pst file conversion these files creates in outlook

The project is almost complete i want to only to make a hiearchy of ost and pst file after creating the hiearchy i want to read ost and pst file and display add content of reading file in pannel
This is the java swing project.
i want to sending screeshoot.png file of project this type of project i want to create.
i an also sending my project files which i have complete.