添加到已设置/已填充的数组

Is it possible to do this? I want to be able to give the user the option to add another element to the array which is set to the length 5 and has already been filled. I believe this will increase the array length by 1? Also, please know that I know how to do this in ArrayList. I want to be able to do this in a normal array.Is it possible to do this? I want to be able to