Please help with this question and its Urgent.

Note :I need the program withoutputandsendthesource file (.java file)and thecompiled file (.class file)and please address all the questions.

Problem Define classes: Salesperson, Wholesaler, Retailer, Company, and Invoice. You are going to make an application for a company to manage the sales for its salespeople: wholesalers and retailers.

Salesperson Invoice -id: int -total sales: double -invoice number: int -commission rate: double -invoice amount: double -array/ArrayList -payment method: String/int +calCommission(): double +toString() Wholesaler Retailer -minimum sales per transaction: double -rent: double +sets min sales per transaction +sets rent and commission rate and commission rate +toString() +toString() +calCommission(): double