Write a java program that uses 2 methods: one value returning method that conduct the input of a double variable, (Sales amount) Main() method uses the previous method to accept input, pass the input value as a parameter to a second void method such as Display(double amount, double vatRate) that would output the sales amount, vat amount and total amount, Assume vat is 0.10, store it in a constant memory location within the Main() method.