The Control Tower assignment requires students to write a short program in Java to determine the positions of airplanes relative after changes have been made to their initial starting positions.

Assignment2_Demo.java

   /* Assignment 2 - Control Tower */
    /* Class name - must be "Assignment2" in order to run*/
import java.util.Scanner;
//import edhesive.assignment2.Airplane;

    public class Assignment2
    {
        public static void main(String[] args)
        {
            // Create Scanner and Airplane 1
            ______________ scan = __________ Scanner(System.in); // Create Scanner object here. 
            Airplane ___ = new _______________();            //create new object of type Airplane called p1

            // Get Airplane 2 details
            System.out.println("Enter the details of the second airplane (call-sign, distance, bearing and altitude):");
            String ____g__ = _____.______(); // create string called "cs" for call sign for code sign
            double dist = scan.nextDouble();            ed 
            ____ dir = scan.nextInt(); // Creaete input from user to hold direction. 
            ______ _____ = _____.nextInt();  //Creaete input from user to altitude 
            cs = ______.________();  // Use String method to conert call sign to Upper Calse Letters

            /* To create a plane with the characteristics described above, call
             * the constructor with the variables matching the signature:
             * (String cs, double dist, int dir, int alt).
             */
            _______  _________ = _______  ________(____, ____, ____ , ____ );  // Create new object that takes in call sign
                    // distance, direction, and alt

            /* When the airplane objects p1 and p2 are concatenated into a
             * String, the toString method is called automatically, causing the
             * representation requested by the assignment to be printed. When
             * the method call p1.distTo(p2) is concatenated into the String,
             * the result of this call is concatenated into the string.
             */
            System.out.println("\nInitial Positions:");
            System.out.println("\"Airplane 1\": " + ___);
            System.out.println("\"Airplane 2\": " + ___);
            System.out.println("The distance between the planes is " + ___.______(p2) + " _____.");
            System.out.println("The difference in height between the planes is " + ______ .____ (___ __() - ___ _____()) + " feet.");

            // Calling the gainAlt method 4 times moves the plane up 4000 feet
            p1.____________();
            p1.___________();
            p1.___________();
            p1.__________();

            //Calling the loseAlt method 2 times moves the plane down 2000 feet
            ___.________();
            ___.___________();

            // Moves the planes the desired distances and directions
            ___.____________(10.5, 50);
            __.move(8.0, 125);

            //Repeat print statements from before
            System.out.println("\nNew Positions:");
            System.out.println("\"Airplane 1\": " + __);
            System.out.println("\"Airplane 2\": " + ___);
            System.out.println("The distance between the planes is " + ___.________(p2) + " miles.");
            System.out.println("The difference in height between the planes is " + ________________)-___.________()) + " feet.");
        }
    }