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Start your free trialNirbhay Agarwal
2,852 PointsIllegalArgumentException
Error getMessage()
class Example {
public static void main(String[] args) {
GoKart kart = new GoKart("purple");
if (kart.isBatteryEmpty()) {
System.out.println("The battery is empty");
}
try {
kart.drive(42);
System.out.println("Battery Down");
} catch (IllegalArgumentException iae) {
System.out.println("Whoa there");
System.out.printf("The error was %s \n",
iae.getMessage());
}
}
}
class GoKart {
public static final int MAX_BARS = 8;
private int barCount;
private String color;
private int lapsDriven;
public GoKart(String color) {
this.color = color;
}
public String getColor() {
return color;
}
public void charge() {
barCount = MAX_BARS;
}
public boolean isBatteryEmpty() {
return barCount == 0;
}
public boolean isFullyCharged() {
return MAX_BARS == barCount;
}
public void drive() {
drive(1);
}
public void drive(int laps) {
int newLaps = laps - barCount;
if (newLaps < barCount) {
throw new IllegalArgumentException("Not enough battery remain");
}
newLaps = barCount;
}
}
2 Answers
Philip Gales
15,193 PointsI am able to pass the challenge with Example.java. I think your problem is you are trying to edit GoKart.java. You are only supposed to make changes to Example.java.
Ratu Bulamaibau
2,825 PointsIn the "if" statement I used (newLaps > barCount) . Don't know if that helps.