Exemplo n.º 1
0
  public void update(Observable source, Object object) {
    if (source instanceof Users) {
      if (!this.isDisabled()) {
        try {
          Operations.sendUserNamesList(users.getUserNames(), out);
        } catch (IOException io) {
          logger.error("IO Exception", io);
        }
      }
    }

    if (source instanceof Messages) {
      try {
        Operations.sendMessage((MessageType) object, out);
      } catch (IOException io) {
        if (out != null) {
          try {
            out.close();
          } catch (Exception ioe) {
            logger.error("Failed to close the output stream", ioe);
          }
        }

        logger.error("Impossible to send messages", io);
      }
    }
  }
Exemplo n.º 2
0
  private void processMessage(Message message) throws IOException {
    if (message.getType().equals("SimpleMessage")) {
      MessageType messageType = (MessageType) message.getValue();
      String receiver = messageType.getToUser();
      history.get(receiver).add(messageType);
    }

    if (message.getType().equals("ConnectUserMessage")) {
      String user = (String) message.getValue();
      Messages messages = history.get(user);
      Operations.sendHistory(messages.getLastFiveWith(user), out);
    }
  }
Exemplo n.º 3
0
  private void receive()
      throws IOException, InterruptedException, ParserConfigurationException, SAXException {
    while (true) {
      List<String> users = new ArrayList<String>();

      Operations.receiveUserNamesList(users, input);

      setChanged();
      notifyObservers(users);

      TimeUnit.SECONDS.sleep(5);
    }
  }
Exemplo n.º 4
0
  private void prepareClient() throws IOException {
    logger.info("Waiting for client's name");
    Message mes = Operations.receive(in);
    setClientName((String) mes.getValue());
    logger.info("Username for " + s.getInetAddress() + " received: " + userName);

    users.add(this);
    logger.info("User " + getClientName() + " has been added to the userlist.");

    messages = new Messages();
    logger.info("Message list created");

    if (!history.containsKey(userName)) {
      history.put(userName, messages);
    } else {
      messages = history.get(userName);
    }
    messages.addObserver(this);
    logger.info("Message list assigned to history");

    logger.info("Sending the list of users.");
    Operations.sendUserNamesList(users.getUserNames(), out);
    logger.info("Userlist has been sent");
  }
Exemplo n.º 5
0
  public void receive() throws IOException {
    Message message = Operations.receive(in);
    logger.info("New message received.");

    processMessage(message);
  }