File list (Check if you may need any files):
reseaux
.......\build
.......\.....\classes
.......\.....\.......\ChatClient$EcouteBoutonEnvoi.class
.......\.....\.......\ChatClient.class
.......\.....\.......\ChatServer$EcouteBoutonEnvoi.class
.......\.....\.......\ChatServer$GestionClient.class
.......\.....\.......\ChatServer.class
.......\.....\.......\ChatServeur$EcouteBoutonEnvoi.class
.......\.....\.......\ChatServeur.class
.......\.....\.......\Client$1.class
.......\.....\.......\Client.class
.......\.....\.......\clientDT
.......\.....\.......\........\client.class
.......\.....\.......\........\serveur.class
.......\.....\.......\reseaux
.......\.....\.......\.......\Buffered.class
.......\.....\.......\.......\firstsocket.class
.......\.....\.......\.......\interfaces.class
.......\.....\.......\.......\Main.class
.......\.....\.......\.......\tp1.class
.......\.....\.......\Serveur$1.class
.......\.....\.......\Serveur.class
.......\.....\.......\SimpleChatClient$EcouteBoutonEnvoi.class
.......\.....\.......\SimpleChatClient$LectureEntrants.class
.......\.....\.......\SimpleChatClient.class
.......\.....\.......\TP3
.......\.....\.......\...\scan.class
.......\.....\.......\UDP
.......\.....\.......\...\Infodatagramme.class
.......\.....\.......\...\TestClientUDP.class
.......\.....\.......\...\TestServeurUDP.class
.......\build.xml
.......\manifest.mf
.......\nbproject
.......\.........\build-impl.xml
.......\.........\genfiles.properties
.......\.........\private
.......\.........\.......\private.properties
.......\.........\.......\private.xml
.......\.........\project.properties
.......\.........\project.xml
.......\src
.......\...\ChatClient.java
.......\...\ChatServer.java
.......\...\ChatServeur.java
.......\...\Client.java
.......\...\clientDT
.......\...\........\client.java
.......\...\........\serveur.java
.......\...\reseaux
.......\...\.......\Buffered.java
.......\...\.......\firstsocket.java
.......\...\.......\interfaces.java
.......\...\.......\Main.java
.......\...\.......\tp1.java
.......\...\Serveur.java
.......\...\SimpleChatClient.java
.......\...\TP3
.......\...\...\scan.java
.......\...\UDP
.......\...\...\Infodatagramme.java
.......\...\...\TestClientUDP.java
.......\...\...\TestServeurUDP.java
.......\test