how to convert array to arraylist in java

import java.util.*;import java.lang.*;class Demo{    public static void main(String[] args){        Integer[] arr = {1,2,3,4,5};        //List<Integer> al = new ArrayList<>(Arrays.asList(3,4,5,6));        //al.add(45);        List<Integer> al = new ArrayList<>(Arrays.asList(arr));        System.out.println(al);    }   }