In java

I have to make the following project help me to make following methods. I really want to know in addBookedPoduct method how to pass (Product obj) as argument. please explain and please make the method for me.Thanks for all the help

Objective- The Spencer Home Appliances shop wants to automate the following processes: Booking a product by customer Bill generation for customer Inventory status check and updation About the Shop- eSpencer Home Appliances shop owns various models of products, for eg. LG Television T101, LG Refrigerator R601, LG Micro Oven M701 etc. . The shop keeps stock of bulk of products in same model to meet the The shop keeps stock of bulk of products in same model to meet the customer demand. For eg: 20 pieces of Sony 24" TV is available in the shop store. The product Ids of each piece will be different but product name is same for all pieces . The customer should check the availability of a product before booking the product. As per the availability of the product in the retail store, the customer can book one or more products based on the demand of the customer. Booking has to be done based on Product names. The customer can book only one product type at a time. . r Design and Implement follawing Customer- Cu ven description: Page 114