using while loop to run java program multiple times in java

1import java.io.Console;
2import java.util.List;
3import java.util.ArrayList;
4
5public class App {
6  public static void main(String[] args) {
7    Console myConsole = System.console();
8
9    Vehicle hatchback = new Vehicle(1994, "Subaru", "Legacy", 170000, 4000);
10    Vehicle suv = new Vehicle(2002, "Ford", "Explorer", 100000, 7000);
11    Vehicle sedan = new Vehicle(2015, "Toyota", "Camry", 50000, 30000);
12    Vehicle truck = new Vehicle(1999, "Ford", "Ranger", 100000, 4000);
13    Vehicle crossover = new Vehicle(1998, "Toyota", "Rav-4", 200000, 3500);
14
15    List<Vehicle> allVehicles = new ArrayList<Vehicle>();
16    allVehicles.add(hatchback);
17    allVehicles.add(suv);
18    allVehicles.add(sedan);
19    allVehicles.add(truck);
20    allVehicles.add(crossover);
21
22    while(true){
23      System.out.println("Welcome to our car dealership. What would you like to do? Enter one of the following options: All Vehicles, Search Price or Add Vehicle");
24      String navigationChoice = myConsole.readLine();
25
26      if (navigationChoice.equals("All Vehicles")){
27        for ( Vehicle individualVehicle : allVehicles ) {
28          System.out.println( "----------------------" );
29          System.out.println( individualVehicle.mYear );
30          System.out.println( individualVehicle.mBrand );
31          System.out.println( individualVehicle.mModel );
32          System.out.println( individualVehicle.mMiles );
33          System.out.println( individualVehicle.mPrice );
34        }
35      } else if (navigationChoice.equals("Search Price")){
36          System.out.println("What is your maximum budget for a vehicle?");
37          String stringUserMaxBudget = myConsole.readLine();
38          int userMaxBudget = Integer.parseInt(stringUserMaxBudget);
39          System.out.println("Alright, here's what we have in your price range:");
40        for ( Vehicle individualVehicle : allVehicles ) {
41          if (individualVehicle.worthBuying(userMaxBudget)){
42            System.out.println( "----------------------" );
43            System.out.println( individualVehicle.mYear );
44            System.out.println( individualVehicle.mBrand );
45            System.out.println( individualVehicle.mModel );
46            System.out.println( individualVehicle.mMiles );
47            System.out.println( individualVehicle.mPrice );
48          }
49        }
50      } else if (navigationChoice.equals("Add Vehicle")){
51          System.out.println("Alright, let's add a vehicle! What year was this vehicle made?");
52          int userVehicleYear = Integer.parseInt(myConsole.readLine());
53          System.out.println("Great! What make or brand is the vehicle?");
54          String userVehicleBrand = myConsole.readLine();
55          System.out.println("Got it! What model is it?");
56          String userVehicleModel = myConsole.readLine();
57          System.out.println("And how many miles does it have on it?");
58          int userVehicleMiles = Integer.parseInt(myConsole.readLine());
59          System.out.println("Finally, what's its price?");
60          int userVehiclePrice = Integer.parseInt(myConsole.readLine());
61          Vehicle userVehicle = new Vehicle(userVehicleYear, userVehicleBrand, userVehicleModel, userVehicleMiles, userVehiclePrice);
62          allVehicles.add(userVehicle);
63          System.out.println("Alright, here's your new vehicle:");
64          System.out.println( "----------------------" );
65          System.out.println( userVehicle.mYear );
66          System.out.println( userVehicle.mBrand );
67          System.out.println( userVehicle.mModel );
68          System.out.println( userVehicle.mMiles );
69          System.out.println( userVehicle.mPrice );
70      } else {
71          System.out.println("I'm sorry, we don't recognize your input");
72      }
73    }
74  }
75}
76
77