All lessons and interfaces which might be referred to by means of variable or variable declarations, or system contact or subject accessibility expressions. all classes and interfaces in the superclass hierarchy (e.g. see Java course is current in classpath but startup fails with Mistake: Couldn't obtain or load primary class) https://mma05193.blogtov.com/14278846/the-smart-trick-of-uninterruptible-power-supply-ups-that-no-one-is-discussing