package com.troels.bicycle;
import java.lang.reflect.Array;
import java.util.Arrays;
import java.util.Scanner;
public class Main {
public static String stringInput = “”;
public static int intInput = 0;
public static void main(String[] args) {
createBicycle();
}
public static void createBicycle() {
Bicycle bicycle = new Bicycle();
Scanner sc = new Scanner(System.in);
color(bicycle, sc);
gears(bicycle, sc);
wheelSize(bicycle, sc);
System.out.println(“Your bicycle is ” + bicycle.color + “, has ” + bicycle.gears + ” gears, and has a wheel size of ” + bicycle.wheelSize + “!”);
}
public static void color(Bicycle bicycle, Scanner sc) {
System.out.println(“Which color should the bicycle be?”);
stringInput = sc.nextLine().toLowerCase();
if (bicycle.isValidColor(stringInput) == true) {
bicycle.color = stringInput;
//System.out.println(“Bicycle is now ” + bicycle.color);
} else {
System.out.println(stringInput + ” is not a valid color! You can choose between these colors: ” + Arrays.asList(bicycle.colors).toString());
color(bicycle, sc);
}
}
public static void gears(Bicycle bicycle, Scanner sc){
System.out.println(“How many gears should the bicycle have?”);
intInput = sc.nextInt();
if (intInput <= 21 && intInput > 0){
bicycle.gears = intInput;
//System.out.println(“Bicycle now has ” + bicycle.gears + ” gears”);
} else {
System.out.println(“You can only have 0-21 gears!”);
gears(bicycle, sc);
}
}
public static void wheelSize(Bicycle bicycle, Scanner sc){
System.out.println(“How big should the wheels be? (Diameter in centimetres)”);
intInput = sc.nextInt();
if (intInput <= 100 && intInput > 40){
bicycle.wheelSize = intInput;
//System.out.println(“The wheels are now ” + bicycle.wheelSize + ” cm in diameter”);
} else {
System.out.println(“Wheel size can only be between 40 and 100 cm !”);
wheelSize(bicycle, sc);
}
}
}
package com.troels.bicycle;
import java.util.Arrays;
public class Bicycle {
public String color = “White”;
public static final String[] colors = {“red”, “green”, “blue”, “white”, “black”, “yellow”, “purple”, “pink”, “orange”};
public int gears = 21;
public int wheelSize = 60;
public boolean isValidColor(String input){
if(Arrays.asList(colors).contains(input)){
color = input;
return true;
} else {
return false;
}
}
}