Question: You created a class named Purchase. Each Purchase contains an invoice number, amount of sale, amount of sales tax, and several methods. Now, write a

You created a class named Purchase. Each Purchase contains an invoice number, amount of sale, amount of sales tax, and several methods. Now, write a program that declares an array of five Purchase objects and prompt a user for their values. As each Purchase object is created, continuously prompt until the user enters an invoice number between 1000 and 8000 inclusive and a non-negative sale amount. Prompt the user for values for each object and then display all the values. Save the file as PurchaseArray.java.

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