Stuck on this SuperMarket Class, Java please!

class Supermarket ( 80 points) Determine and use the necessary import statements The following instance variables are used - A String superName with a standard accessor and standard mutator - A Random variable of type randy - An int bigCheckerQfcupied set to 0 - An int fastCheckerQccupied set to 0 - The following Afraxtists, each of which can be instantiated when declared - An ArrayList of type Shopper called currentShoppers - An ArraxList of type BigShopper called bigCheckQut - An ArraxList of type FastShopper called fastCheckQur. An ArrayList of type Shopper called doneShopping Supermarket has a single constructor that accepts a String value and an int value It calls setSuperName with that value It uses the int value as a seed to initialize randy Method openSupermarket with no parameters and a void return Create a loop with i going from 0 to less than 14 inclusive if i, is divisible by 3 Create a new BigShopper instantiated with start Time equal to 0 Add the BigShopper to the currentShoppers ArrayList else Create a new FastShopper instantiated with startTime equal to 0 Add the FastShopper to the currentShoppers ArrayList Method operateSupermarket with an int parameter with the minutes to run the simulation and a void return Set an int minCounter with the current minute equal to 1 While (currentShoppers is not empty or bigCheckQut is not empty or fastCheckout is not empty //This section lets more shoppers in If the mincounter