Boy Experts Needed

Ok this guy last year we were kinda friends we only talked during on ehour thougth this year he slams my locker shut and teases me about not being able to keep him from shutting it is he flirting or just tryin to be friends again i have a friends asking one of his friends if he likes me but idk if i wanna know i have liked him for a long time and im not sure if i can take him not liking me can u help me please thanks