How to get nested Child from Firebase Database Using Android?

Question

I want to get list of all Allowed child from this type of JSON Tree:

databaseRef.child(\'Users\').child(\'Allowded\').addValueEventListener(new ValueEventLis         


        

Answer 1

databaseRef.child('Users').child('Allowded').addValueEventListener(new ValueEventListener() {

@Override
public void onDataChange (DataSnapshot dataSnapshot) {

   for (DataSnapshot childDataSnapshot : dataSnapshot.getChildren()) {
        Log.d(TAG, "onDataChange: 1    " + childDataSnapshot.getKey());
            for (DataSnapshot childDataSnapshot2 : childDataSnapshot.getChildren()){
                Log.d(TAG, "onDataChange: 2    " + childDataSnapshot2.getKey());
            }
   }

  }
}

@Override
public void onCancelled (DatabaseError databaseError) {

} };);