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Start your free trialMUZ141069 Carlson Chibaya
462 Pointssmall problem help!
just getting it wrong somewhere
public class GoKart {
public static final int MAX_BARS = 8;
private String mColor;
private int mBarsCount;
public GoKart(String color) {
mColor = color;
mBarsCount = 0;
}
public String getColor() {
return mColor;
}
public void drive() {
drive(1);
}
public void drive(int laps) {
// Other driving code omitted for clarity purposes
int newLaps = mBarsCount + laps;
if (newLaps > MAX_BARS) {
throw new IllegalArgumentException("Not enough battery remains");
}
mBarsCount -= laps;
}
public void charge() {
while (!isFullyCharged()) {
mBarsCount++;
}
}
public boolean isBatteryEmpty() {
return mBarsCount == 0;
}
public boolean isFullyCharged() {
return mBarsCount == MAX_BARS;
}
}
1 Answer
Benjamin Keller
20,763 PointsYou need to compare the laps to current battery level and not the max. Adding them together is not gonna help.
if(laps > mBarsCount) {
throw new IllegalArgumentException();
}
The above code compares the laps to the battery level, then throws an ieo if it is true.
MUZ141069 Carlson Chibaya
462 PointsMUZ141069 Carlson Chibaya
462 Pointsthank u now i understand