@SuppressWarnings("unchecked")
	public static <T> T[] newArray(Class<?> componentType, int newSize) {
		return (T[]) Array.newInstance(componentType, newSize);
	}
@Test
	public void newArrayTest() {
		String[] newArray = ArrayUtil.newArray(String.class, 3);
		assertEquals(3, newArray.length);
	}