I wanna merge a few `model class`es into `sealed c...

# tornadofx

[chickenfresh]

I wanna merge a few `model class`es into sealed class so I’d be able to use different objects in a same listview, each of models have its id but I’m unable to reach it with find and removeIf function. How can I do that? I can show off the code if you need it to understand my question