69 lines
1.5 KiB
Java
69 lines
1.5 KiB
Java
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//: enums/CarWash.java
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// <20>2015 MindView LLC: see Copyright.txt
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import java.util.*;
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import static net.mindview.util.Print.*;
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public class CarWash {
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public enum Cycle {
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UNDERBODY {
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@Override
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void action() { print("Spraying the underbody"); }
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},
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WHEELWASH {
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@Override
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void action() { print("Washing the wheels"); }
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},
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PREWASH {
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@Override
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void action() { print("Loosening the dirt"); }
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},
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BASIC {
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@Override
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void action() { print("The basic wash"); }
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},
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HOTWAX {
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@Override
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void action() { print("Applying hot wax"); }
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},
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RINSE {
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@Override
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void action() { print("Rinsing"); }
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},
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BLOWDRY {
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@Override
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void action() { print("Blowing dry"); }
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};
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abstract void action();
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}
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EnumSet<Cycle> cycles =
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EnumSet.of(Cycle.BASIC, Cycle.RINSE);
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public void add(Cycle cycle) { cycles.add(cycle); }
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public void washCar() {
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for(Cycle c : cycles)
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c.action();
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}
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@Override
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public String toString() { return cycles.toString(); }
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public static void main(String[] args) {
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CarWash wash = new CarWash();
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print(wash);
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wash.washCar();
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// Order of addition is unimportant:
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wash.add(Cycle.BLOWDRY);
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wash.add(Cycle.BLOWDRY); // Duplicates ignored
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wash.add(Cycle.RINSE);
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wash.add(Cycle.HOTWAX);
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print(wash);
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wash.washCar();
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}
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} /* Output:
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[BASIC, RINSE]
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The basic wash
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Rinsing
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[BASIC, HOTWAX, RINSE, BLOWDRY]
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The basic wash
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Applying hot wax
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Rinsing
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Blowing dry
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*///:~
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