How to retrieve specific node from firebase database in android

Question

I am trying to use Firebase in my android application. I am following documentation for Saving and retrieving, But the Sample database(Dragon) which is used in tutorial has

Answer 1

If you want to get value of specif node or child node like this

Here if you want to get child node(address) value. You can get it in this way

    FirebaseDatabase database;
    DatabaseReference myRef;
    myRef = database.getReference();
    final DatabaseReference orders_Reference = myRef.child("Order");


 orders_Reference.addValueEventListener(new ValueEventListener() {
        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            for (DataSnapshot data : dataSnapshot.getChildren()) {
                if(data.getKey().equals("address")){
                String orderNumber = data.getValue().toString();
                Log.d("Specific Node Value" , orderNumber);
               }
            }
        }
        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    });