chat rmi server/client and peer2peer

rmi_chat/ChatServer.java

@@ -0,0 +1,46 @@
+package rmi_chat;
+
+import java.rmi.RemoteException;
+import java.rmi.server.UnicastRemoteObject;
+import java.util.ArrayList;
+import java.util.Iterator;
+
+/**
+ * Created by Giovanni on 09/12/2014.
+ */
+public class ChatServer extends UnicastRemoteObject implements ChatInterface {
+
+    public ChatServer () throws RemoteException{
+       list = new ArrayList<ClientInterface>();
+    }
+
+
+    @Override
+    public void speak( Message m) throws RemoteException {
+        Iterator<ClientInterface> it = list.iterator();
+        for (;it.hasNext();){
+            it.next().spoken(m);
+        }
+    }
+
+    @Override
+    public void register(ClientInterface c, String n) throws RemoteException {
+        Iterator<ClientInterface> it = list.iterator();
+        for (;it.hasNext();){
+            it.next().welcome(n);
+        }
+        list.add(c);
+    }
+
+    @Override
+    public void unregister(ClientInterface c, String n) throws RemoteException {
+        Iterator<ClientInterface> it = list.iterator();
+        for (;it.hasNext();){
+            it.next().bye(n);
+        }
+        list.remove(c);
+    }
+
+
+    private ArrayList<ClientInterface> list;
+}