X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2FFirstname.java;h=91e8d75012fe828bf042323a99d08f6899ccbf7a;hb=1c1189337121a1baa74961813e619c99b398a333;hp=2535c0e3844d4df03d834c9937e36c947770b4d2;hpb=9749119587561f5848349b7a1b9e7d9342944f0d;p=Persons_Comparator.git

diff --git a/src/Firstname.java b/src/Firstname.java
index 2535c0e..91e8d75 100644
--- a/src/Firstname.java
+++ b/src/Firstname.java
@@ -1,4 +1,4 @@
-public class Firstname {
+public class Firstname implements Comparable<Firstname> {
     private String firstname;
 
     public String getFirstname() {
@@ -8,4 +8,9 @@ public class Firstname {
     public void setFirstname(String firstname) {
         this.firstname = firstname;
     }
+
+    @Override
+    public int compareTo(Firstname firstname) {
+        return 0;
+    }
 }