add ElevatorListener interface

This commit is contained in:
cyril-colin 2019-10-14 08:44:45 +02:00
parent a186cf4149
commit 30e28253b9

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@ -0,0 +1,8 @@
package commandSystem;
public interface ElevatorListener {
public void elevatorCall(int floor);
public void floorCall(int floor, Direction direction);
public void floorChange(Direction direction);
}