package org.util; import org.*; import org.model.ElectricCar; import org.model.GasCar; import org.model.SportsCar; import org.model.Vehicle; /* * Utility class to inspect vehicles. * Demonstrates instanceof and polymorphism. */ public class VehicleInspector { public static void inspect(Vehicle v) { v.basicInfo(); if (v instanceof ElectricCar) { System.out.println("Check battery system"); } else if (v instanceof SportsCar) { System.out.println("Check brakes and performance"); } else if (v instanceof GasCar) { System.out.println("Check engine and oil"); } } }