diff --git a/src/main/java/fr/insa/clavardator/users/User.java b/src/main/java/fr/insa/clavardator/users/User.java index 6e42ec2..ef0c7fe 100644 --- a/src/main/java/fr/insa/clavardator/users/User.java +++ b/src/main/java/fr/insa/clavardator/users/User.java @@ -1,10 +1,12 @@ package fr.insa.clavardator.users; +import org.jetbrains.annotations.NotNull; + import java.beans.PropertyChangeListener; import java.beans.PropertyChangeSupport; import java.io.Serializable; -public class User implements Serializable { +public class User implements Serializable, Comparable { protected String username; // Make this class observable