How to get values and keys from HashMap?

Question

I\'m writing a simple edit text in Java. When the user opens it, a file will be opened in JTabbedPane. I did the following to save the files opened:

Answer 1

Use the 'string' key of the hashmap, to access its value which is your tab class.

Tab mytab = hash.get("your_string_key_used_to_insert");