如何在Java中将数组从一个对象传递到另一个对象？

I have a class in which I'm trying to create a 2D array with a starting value of 0 in every space (class1). I want that array to be able to be called in another class (class2), edit the values and then be stored back in the original class (class1) that it was created in to be called in another class (class3) with the values that were changed from the second class.I have a class in which I'm trying to create a