So one of my classes got too big, so I decided to split it off into multiple classes. But there is a field containing an object that I will need in multiple classes now.
My study exercises usually focused a lot on not having bidirectional associations, so I assumed that was the preferred way to go about it. But I couldn't work out on how to do this in a way that doesn't feel like a hack or mess at the very least. Right now it still looks somewhat like this: