package com.example.database.query; import com.example.database.dao.ProductDAO; import com.example.database.data.Data; public class ProductDeleteQuery extends Query { private long mId; public ProductDeleteQuery(long id) { mId = id; } @Override public Data<Void> processData() { ProductDAO dao = new ProductDAO(); dao.delete(mId); Data<Void> data = new Data<>(); data.setDataObject(null); return data; } }