Copiem un tablou

public class MainClass {

public static void main(String[] args) {

int[] array1 = {1, 2, 3, 4};

int[] array2 = new int[array1.length];

System.arraycopy(array1, 0, array2, 0, array1.length);

for (int i : array2) {

System.out.print(" " + i);

}

}

}