/** @return a textual description of the door's state */
public String status() {
return state.status();
}
/**
* This is a notification from the mechanical carousel that the door finished opening or shutting.
*/
public void complete() {
state.complete();
}
/** This is a notification from the mechanical carousel that the door got tired of being open. */
public void timeout() {
state.timeout();
}
/**
* The carousel user has touched the carousel button. This "one touch" button elicits different
* behaviors, depending on the state of the door.
*/
public void touch() {
state.touch();
}
