Fix bug where Consumer() would close on failed sendErrorMail()

src/main/java/dslab/mailbox/DMAPConnection.java

@@ -48,13 +48,21 @@ public class DMAPConnection implements Runnable {
                     listMessages();
                 } else if ("delete".equals(userInput.split("\\s+")[0])) {
                     if (userInput.split("\\s+").length == 2) {
+                        try {
                             deleteMessage(userInput.split("\\s+")[1]);
+                        } catch (MessageNotFoundException e) {
+                            out.println(e.getMessage());
+                        }
                     } else {
                         out.println("Please supply a message id to delete!");
                     }
                 } else if ("show".equals(userInput.split("\\s+")[0])) {
                     if (userInput.split("\\s+").length == 2) {
+                        try {
                             showMessage(userInput.split("\\s+")[1]);
+                        } catch (MessageNotFoundException e) {
+                            out.println(e.getMessage());
+                        }
                     } else {
                         out.println("Please supply a message id to show!");
                     }
@@ -70,8 +78,6 @@ public class DMAPConnection implements Runnable {
             logger.severe("Failed to get IO-Stream");
             e.printStackTrace();
             shutdown();
-        } catch (MessageNotFoundException e) {
-            out.println(e.getMessage());
         }
     }
 
@@ -164,6 +170,7 @@ public class DMAPConnection implements Runnable {
         for (Message m : storage.get(currentUser)) {
             if (m.getId() == i) {
                 storage.get(currentUser).remove(m);
+                out.println("ok");
                 return;
             }
         }

src/main/java/dslab/mailbox/DMTPConnection.java

@@ -9,6 +9,7 @@ import java.io.*;
 import java.net.Socket;
 import java.net.SocketException;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.LinkedList;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.logging.Logger;
@@ -64,6 +65,7 @@ public class DMTPConnection implements Runnable {
                 } else if ("to".equals(userInput.split("\\s+")[0])) {
                     msg.setTo(new ArrayList<>());
                     String[] emailAddresses = userInput.split("\\s+")[1].split(",");
+                    logger.info("Split EMail addresses: " + Arrays.toString(emailAddresses));
                     int count = 0;
                     try {
                         for (String emailAddress : emailAddresses) {

src/main/java/dslab/transfer/TransferServer.java

@@ -162,12 +162,10 @@ public class TransferServer implements ITransferServer, Runnable {
                         try {
                             port = domainLookup(recipient);
                             logger.info("Domain lookup successful. Port is: " + port);
+                            replayMessage(msg, port);
                         } catch (UnknownDomain e) {
                             sendErrorMail(msg, e.getMessage());
-                            shutdown();
-                            continue;
                         }
-                        replayMessage(msg, port);
                     }
                     lock.notify();
                 }