customize right click context menu of linux file or folder using java

Question

I want to run two java application in the sense. When first application executes, it first create a file or folder having only two right click context menu option.

1. Mount

2. Unmount

   • When user click on Unmount file or folder will delete
     
   • When user click on Mount file or folder will execute second java application.
     

In Short

How to customize the linux file right click context menu and listen its event also.