Uebung DateServer

src/main/java/ch/ibw/clientServer/server/dateReply/DateServer.java

@@ -1,9 +1,10 @@
 package ch.ibw.clientServer.server.dateReply;
 
-import java.io.IOException;
-import java.io.PrintWriter;
+import java.io.*;
 import java.net.ServerSocket;
 import java.net.Socket;
+
+import java.text.SimpleDateFormat;
 import java.util.Date;
 
 /**
@@ -15,12 +16,52 @@
  * @see <https://cs.lmu.edu/~ray/notes/javanetexamples/>
  */
 public class DateServer {
+    private static SimpleDateFormat time = new SimpleDateFormat("'Es ist gerade 'H'.'mm' Uhr.'");
+    private static SimpleDateFormat date = new SimpleDateFormat("'Heute ist 'EEEE', der 'dd.MM.yy");
+
     public static void main(String[] args) throws IOException {
+
+
+
         try (ServerSocket listener = new ServerSocket(6060)) {
             System.out.println("DateServer läuft");
+
+            boolean serverAN = true;
+
+
             try (Socket socket = listener.accept()) {   // Warte auf Clientverbindung
-                PrintWriter out = new PrintWriter(socket.getOutputStream(), true);
-                out.println(new Date().toString());     // Sende Antwort an Client
+                System.out.println("[Server] verbunden.");
+                while (serverAN)  {
+
+                    PrintWriter zumClient = new PrintWriter(socket.getOutputStream(), true);
+                    zumClient.println("Fuer Zeit = TIME / Fuer Datum = DATE  / oder zum beenden =  QUIT");
+
+                    System.out.println("[Server] Nachricht gesendet.");
+
+                    BufferedReader vomClient = new BufferedReader(new InputStreamReader(socket.getInputStream()));
+                    String clientWunsch = vomClient.readLine();
+                    Date jetzt = new Date();
+                    ObjectOutputStream objectZumClient = new ObjectOutputStream(socket.getOutputStream());
+
+
+                    if (clientWunsch.equalsIgnoreCase("TIME")) {
+                        objectZumClient.writeObject(time.format(jetzt));
+
+                    } else if (clientWunsch.equalsIgnoreCase("DATE")) {
+                        objectZumClient.writeObject(date.format(jetzt));
+                    } else if (clientWunsch.equalsIgnoreCase("QUIT")){
+                        zumClient.println("Serveranfrage wird beendet");
+                        serverAN = false;
+
+                    }else {
+
+                        zumClient.println(clientWunsch + " ist unzulaessig");
+
+
+
+                }
+            }
+
             }
         }
     }