So i have an abstract class and two classes that e...

# getting-started

[juhanla]

So i have an abstract class and two classes that extend it. I have two lists of the abstract class. with union function they all seem to be unique even if i override equals function to return true on the absract class and both of the extending classes. Anyone have a clue why is that?

[menegatti]

are you also overriding hashCode?

[menegatti]

if not, that’s your problem

[menegatti]

if overriding equals you should also always override hashCode

[juhanla]

Completely forgot hashCode, thanks!