The Java™ Tutorials
Hide TOC
Start Policy Tool
Trail: Security Features in Java SE
Lesson: Signing Code and Granting It Permissions
Section: Steps for the Code Receiver
Subsection: Set Up a Policy File to Grant the Required Permission

Start Policy Tool

To start Policy Tool, simply type the following at the command line:


This brings up the Policy Tool window. Whenever Policy Tool is started, it tries to fill in this window with policy information from what is sometimes referred to as the "user policy file," which by default is a file named .java.policy in your home directory. If Policy Tool cannot find the user policy file, it reports the situation and displays a blank Policy Tool window (that is, a window with headings and buttons but no data in it, as shown in the following figure.

a blank Policy Tool window

You will create and work on a policy file other than the user policy file, since the lessons of this trail don't expect modifications to be made to your official user policy file.

Assuming that you see the blank Policy Tool window (if not, select New in the File menu), you can immediately proceed to create a new policy file.

Previous page: Set Up a Policy File to Grant the Required Permission
Next page: Specify the Keystore