how to set list data to android spinner

1// setting branch data in manually and load to spBranchName
2        List<String> branchList = new ArrayList<>();
3        branchList.add("CHITTAGONG");
4        branchList.add("DHAKA");
5
6        ArrayAdapter<String> branchListAdapter = new ArrayAdapter<>(getActivity(),
7                android.R.layout.simple_spinner_item, branchList);
8        branchListAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
9        spBranchName.setAdapter(branchListAdapter);