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Tag Archive for javaandroidfirebaseandroid-studiofirebase-realtime-database

Can’t convert object of type java.lang.String to type (how can i fix it)

How can in retrive data from product in my orders child firebase databaseenter image description here databaseReference2=FirebaseDatabase.getInstance().getReference().child(“Orders”).child(firebaseAuth.getCurrentUser().getUid()).child(ordersClassArrayList.get(position).getOrderId()); orderItemClassArrayList=new ArrayList<>(); ordersItemAdapter = new Orders_Item_Adapter(context,orderItemClassArrayList,databaseReference2,firebaseAuth); order_item_grid_view.setAdapter(ordersItemAdapter); databaseReference2.addValueEventListener(new ValueEventListener() { @Override public void onDataChange(@NonNull DataSnapshot snapshot) { /* for(DataSnapshot dataSnapshot:snapshot.getChildren()){ String orderid = dataSnapshot.child(“OrderId”).getValue(String.class); Toast.makeText(context, “”+orderid, Toast.LENGTH_SHORT).show(); Order_Item_Class ordersitemClass = dataSnapshot.getValue(Order_Item_Class.class); orderItemClassArrayList.add(ordersitemClass); }*/ ordersItemAdapter.notifyDataSetChanged(); } @Override public void […]