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public class Switch2 {
public static void main(String[] argv) {
System.out.println(one(Color.R));
System.out.println(one(Color.G));
System.out.println(one(Color.B));
System.out.println(one(Color.Y));
}
public static int one(Color color) {
int result = switch(color) {
case R -> 0;
case G -> 1;
case B -> 2;
default -> 3;
};
return result;
}
}
enum Color {
R, G, B, Y;
}
aspect X {
int around(): call(* one(..)) {
return proceed()*2;
}
}
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