Using A JTree Model to Open Files

Hello all,
How can I open the files that are displayed in the JTree?
I have a JTree with names of the files that are saved on my hardesk, but I can't use the JTree to open these files.
I have already implemented the TreeSelectionListener.

This:
I have already written methods for openning and
saving files doesn't line up with your OP:
How can I open the files that are displayed in the JTree?It doesn't matter how you get the name, you open then the same way?
If you have written a tree listener then you know which file was selected.

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