问套接字:在某些情况下不能从BufferedReader读取和/或写入PrintWriter

EN

@Override
public void run() {
    String incoming;
    try {
        while (true) {
            if (!connected)
                break;
            // READING
            if (reader.ready() && (incoming = reader.readLine()) != null) {
                notifier.putCommand(incoming, this);
                incoming = null;
            }

            // WRITING
            synchronized (messagges) {
                for (String message : messagges) {
                    System.out.println("SENDING MESSAGE TO CLIENT: " + message);
                    writer.println(message);
                }
                messagges.clear();
            }
            writer.println("b");
        }
    } catch (IOException e) {
        MyLogger.log(e);
    }
}