A functional supplier that returns incremented int

FunctionalSupplier.java

import java.util.function.*;

class FunctionUtils {
    
    public static Supplier<Integer> getInfiniteRange() {
         int[] n = {0};

        return new Supplier<Integer>() {
            @Override
            public Integer get() {

                return n[0]++;
            }
        };
    }

    public static void main(String[] args) {
        Supplier<Integer> sup = getInfiniteRange();
        for(int i = 0; i < 5; i++) {
            System.out.print(sup.get() + " ");
        }
    }
}