xxxxxxxxxx
FragmentManager fm = getFragmentManager();
if (fm != null) {
// Perform the FragmentTransaction to load in the list tab content.
// Using FragmentTransaction#replace will destroy any Fragments
// currently inside R.id.fragment_content and add the new Fragment
// in its place.
FragmentTransaction ft = fm.beginTransaction();
ft.replace(R.id.container, new YourFragment());
ft.commit();
}
xxxxxxxxxx
// put the following code in onClickListner
// public void onClickListner(View view){
Navigation.findNavController(view).navigate(R.id.action_fromFragment_toFragment);
// action_fromFragment_toFragment is the id of transformatino, look in fragment map.
// }