object - Another iconi to compare with this object.
True if the icon being passed in matches this icon object. Else, false.
public int hashCode()
Gives an integer which can be used as the bucket number for storing elements of the set/map.
This bucket number is the address of the element inside the set/map. There's no guarantee
that this hash value will be consistent between different Java implementations, or even
between different execution runs of the same program.