Adding a method to a class that is from a referenced library (JUNG)

Question

I want to add a method to the Graph class of the JUNG library using Eclipse. How would I do this?

I have the JUNG working correctly as a reference library by following this answer: https://stackoverflow.com/a/5618076/1949665

Answer 1

1) You have access to the source: Simply add your method

2) You could extend the class and add the method in our extending class

3) Write a Util class with a static method implementing your method than simply uses the original class.