Example usage for org.apache.commons.net.pop3 POP3Client setDefaultTimeout

List of usage examples for org.apache.commons.net.pop3 POP3Client setDefaultTimeout

Introduction

In this page you can find the example usage for org.apache.commons.net.pop3 POP3Client setDefaultTimeout.

Prototype

public void setDefaultTimeout(int timeout) 

Source Link

Document

Set the default timeout in milliseconds to use when opening a socket.

Usage

From source file:com.xiangzhurui.util.email.POP3Mail.java

public static void main(String[] args) {
    if (args.length < 3) {
        System.err/*from   w w  w . jav  a  2s  . c om*/
                .println("Usage: POP3Mail <pop3 server hostname> <username> <password> [TLS [true=implicit]]");
        System.exit(1);
    }

    String server = args[0];
    String username = args[1];
    String password = args[2];

    String proto = args.length > 3 ? args[3] : null;
    boolean implicit = args.length > 4 && Boolean.parseBoolean(args[4]);

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }
    System.out.println("Connecting to server " + server + " on " + pop3.getDefaultPort());

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    // suppress login details
    pop3.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            System.exit(1);
        }

        POP3MessageInfo[] messages = pop3.listMessages();

        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.disconnect();
            return;
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        for (POP3MessageInfo msginfo : messages) {
            BufferedReader reader = (BufferedReader) pop3.retrieveMessageTop(msginfo.number, 0);

            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.disconnect();
                System.exit(1);
            }
            printMessageInfo(reader, msginfo.number);
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}

From source file:examples.mail.POP3Mail.java

public static void main(String[] args) {
    if (args.length < 3) {
        System.err//from   w  w w.  j a va  2 s .com
                .println("Usage: POP3Mail <pop3 server hostname> <username> <password> [TLS [true=implicit]]");
        System.exit(1);
    }

    String server = args[0];
    String username = args[1];
    String password = args[2];

    String proto = args.length > 3 ? args[3] : null;
    boolean implicit = args.length > 4 ? Boolean.parseBoolean(args[4]) : false;

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }
    System.out.println("Connecting to server " + server + " on " + pop3.getDefaultPort());

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    // suppress login details
    pop3.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            System.exit(1);
        }

        POP3MessageInfo[] messages = pop3.listMessages();

        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.disconnect();
            return;
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        for (POP3MessageInfo msginfo : messages) {
            BufferedReader reader = (BufferedReader) pop3.retrieveMessageTop(msginfo.number, 0);

            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.disconnect();
                System.exit(1);
            }
            printMessageInfo(reader, msginfo.number);
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}

From source file:examples.messages.java

public static final void main(String[] args) {
    int message;// w  w w  .j  a v  a  2  s.co  m
    String server, username, password;
    POP3Client pop3;
    Reader reader;
    POP3MessageInfo[] messages;

    if (args.length < 3) {
        System.err.println("Usage: messages <pop3 server hostname> <username> <password>");
        System.exit(1);
    }

    server = args[0];
    username = args[1];
    password = args[2];

    pop3 = new POP3Client();
    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            System.exit(1);
        }

        messages = pop3.listMessages();

        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.disconnect();
            System.exit(1);
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            System.exit(1);
        }

        for (message = 0; message < messages.length; message++) {
            reader = pop3.retrieveMessageTop(messages[message].number, 0);

            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.disconnect();
                System.exit(1);
            }

            printMessageInfo(new BufferedReader(reader), messages[message].number);
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }
}

From source file:POP3Mail.java

public static void main(String[] args) {
    try {/* w  w w . jav a 2 s.c  om*/
        LogManager.getLogManager().readConfiguration(new FileInputStream("logging.properties"));
    } catch (Exception e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }
    String server = null;
    String username = null;
    String password = null;
    if (new File("mail.properties").exists()) {
        Properties properties = new Properties();
        try {
            properties.load(new FileInputStream(new File("mail.properties")));
            server = properties.getProperty("server");
            username = properties.getProperty("username");
            password = properties.getProperty("password");
            ArrayList<String> list = new ArrayList<String>(
                    Arrays.asList(new String[] { server, username, password }));
            list.addAll(Arrays.asList(args));
            args = list.toArray(new String[list.size()]);
        } catch (FileNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    if (args.length < 3) {
        System.err
                .println("Usage: POP3Mail <pop3 server hostname> <username> <password> [TLS [true=implicit]]");
        System.exit(1);
    }

    server = args[0];
    username = args[1];
    password = args[2];
    String proto = null;
    int messageid = -1;
    boolean implicit = false;
    for (int i = 3; i < args.length; ++i) {
        if (args[i].equals("-m")) {
            i += 1;
            messageid = Integer.parseInt(args[i]);
        }
    }

    // String proto = args.length > 3 ? args[3] : null;
    // boolean implicit = args.length > 4 ? Boolean.parseBoolean(args[4])
    // : false;

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }
    pop3.setDefaultPort(110);
    System.out.println("Connecting to server " + server + " on " + pop3.getDefaultPort());

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);
    // suppress login details
    pop3.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            System.exit(1);
        }
        PrintWriter printWriter = new PrintWriter(new FileWriter("messages.csv"), true);
        POP3MessageInfo[] messages = null;
        POP3MessageInfo[] identifiers = null;
        if (messageid == -1) {
            messages = pop3.listMessages();
            identifiers = pop3.listUniqueIdentifiers();
        } else {
            messages = new POP3MessageInfo[] { pop3.listMessage(messageid) };
        }
        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.disconnect();
            return;
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            return;
        }
        new File("../json").mkdirs();
        int count = 0;
        for (POP3MessageInfo msginfo : messages) {
            if (msginfo.number != identifiers[count].number) {
                throw new RuntimeException();
            }
            msginfo.identifier = identifiers[count].identifier;
            BufferedReader reader = (BufferedReader) pop3.retrieveMessageTop(msginfo.number, 0);
            ++count;
            if (count % 100 == 0) {
                logger.finest(String.format("%d %s", msginfo.number, msginfo.identifier));
            }
            System.out.println(String.format("%d %s", msginfo.number, msginfo.identifier));
            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.disconnect();
                System.exit(1);
            }
            if (printMessageInfo(reader, msginfo.number, printWriter)) {
            }
        }
        printWriter.close();
        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}

From source file:com.clustercontrol.port.protocol.ReachAddressPOP3.java

/**
 * POP3????????/*from   w  w  w. j a  v  a  2 s .  c o  m*/
 * 
 * @param addressText
 * @return POP3
 */
@Override
protected boolean isRunning(String addressText) {

    m_message = "";
    m_messageOrg = "";
    m_response = -1;

    boolean isReachable = false;

    try {
        long start = 0; // 
        long end = 0; // 
        boolean retry = true; // ????(true:??false:???)

        StringBuffer bufferOrg = new StringBuffer(); // 
        String result = "";

        InetAddress address = InetAddress.getByName(addressText);

        bufferOrg.append("Monitoring the POP3 Service of " + address.getHostName() + "["
                + address.getHostAddress() + "]:" + m_portNo + ".\n\n");

        POP3Client client = new POP3Client();

        for (int i = 0; i < m_sentCount && retry; i++) {
            try {
                bufferOrg.append(HinemosTime.getDateString() + " Tried to Connect: ");
                client.setDefaultTimeout(m_timeout);

                start = HinemosTime.currentTimeMillis();
                client.connect(address, m_portNo);
                end = HinemosTime.currentTimeMillis();

                m_response = end - start;

                result = client.getReplyString();

                if (m_response > 0) {
                    if (m_response < m_timeout) {
                        result = result + ("\n" + "Response Time = " + m_response + "ms");
                    } else {
                        m_response = m_timeout;
                        result = result + ("\n" + "Response Time = " + m_response + "ms");
                    }
                } else {
                    result = result + ("\n" + "Response Time < 1ms");
                }

                retry = false;
                isReachable = true;

            } catch (SocketException e) {
                result = (e.getMessage() + "[SocketException]");
                retry = true;
                isReachable = false;
            } catch (IOException e) {
                result = (e.getMessage() + "[IOException]");
                retry = true;
                isReachable = false;
            } finally {
                bufferOrg.append(result + "\n");
                if (client.isConnected()) {
                    try {
                        client.disconnect();
                    } catch (IOException e) {
                        m_log.warn("isRunning(): " + "socket disconnect failed: " + e.getMessage(), e);
                    }
                }
            }

            if (i < m_sentCount - 1 && retry) {
                try {
                    Thread.sleep(m_sentInterval);
                } catch (InterruptedException e) {
                    break;
                }
            }
        }

        m_message = result + "(POP3/" + m_portNo + ")";
        m_messageOrg = bufferOrg.toString();
        return isReachable;
    } catch (UnknownHostException e) {
        m_log.debug("isRunning(): " + MessageConstant.MESSAGE_FAIL_TO_EXECUTE_TO_CONNECT.getMessage()
                + e.getMessage());

        m_message = MessageConstant.MESSAGE_FAIL_TO_EXECUTE_TO_CONNECT.getMessage() + " (" + e.getMessage()
                + ")";

        return false;
    }
}

From source file:com.adaptris.mail.Pop3ReceiverFactory.java

@Override
POP3Client preConnectConfigure(POP3Client client) throws MailException {
    try {// ww  w . j  av  a  2  s  .c  o  m
        if (getConnectTimeout() != null) {
            client.setConnectTimeout(getConnectTimeout().intValue());
        }
        if (getReceiveBufferSize() != null) {
            client.setReceiveBufferSize(getReceiveBufferSize().intValue());
        }
        if (getSendBufferSize() != null) {
            client.setSendBufferSize(getSendBufferSize().intValue());
        }
        if (getTimeout() != null) {
            client.setDefaultTimeout(getTimeout().intValue());
        }
    } catch (SocketException e) {
        throw new MailException(e);
    }
    return client;
}

From source file:org.apache.axis.transport.mail.MailSender.java

/**
 * Read from server using POP3//from  ww w  . j  a  v  a 2  s. c  o m
 * @param msgContext
 * @throws Exception
 */
private void readUsingPOP3(String id, MessageContext msgContext) throws Exception {
    // Read the response back from the server
    String pop3Host = msgContext.getStrProp(MailConstants.POP3_HOST);
    String pop3User = msgContext.getStrProp(MailConstants.POP3_USERID);
    String pop3passwd = msgContext.getStrProp(MailConstants.POP3_PASSWORD);

    Reader reader;
    POP3MessageInfo[] messages = null;

    MimeMessage mimeMsg = null;
    POP3Client pop3 = new POP3Client();
    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    for (int i = 0; i < 12; i++) {
        pop3.connect(pop3Host);

        if (!pop3.login(pop3User, pop3passwd)) {
            pop3.disconnect();
            AxisFault fault = new AxisFault("POP3", "( Could not login to server.  Check password. )", null,
                    null);
            throw fault;
        }

        messages = pop3.listMessages();
        if (messages != null && messages.length > 0) {
            StringBuffer buffer = null;
            for (int j = 0; j < messages.length; j++) {
                reader = pop3.retrieveMessage(messages[j].number);
                if (reader == null) {
                    AxisFault fault = new AxisFault("POP3", "( Could not retrieve message header. )", null,
                            null);
                    throw fault;
                }

                buffer = new StringBuffer();
                BufferedReader bufferedReader = new BufferedReader(reader);
                int ch;
                while ((ch = bufferedReader.read()) != -1) {
                    buffer.append((char) ch);
                }
                bufferedReader.close();
                if (buffer.toString().indexOf(id) != -1) {
                    ByteArrayInputStream bais = new ByteArrayInputStream(buffer.toString().getBytes());
                    Properties prop = new Properties();
                    Session session = Session.getDefaultInstance(prop, null);

                    mimeMsg = new MimeMessage(session, bais);
                    pop3.deleteMessage(messages[j].number);
                    break;
                }
                buffer = null;
            }
        }
        pop3.logout();
        pop3.disconnect();
        if (mimeMsg == null) {
            Thread.sleep(5000);
        } else {
            break;
        }
    }

    if (mimeMsg == null) {
        pop3.logout();
        pop3.disconnect();
        AxisFault fault = new AxisFault("POP3", "( Could not retrieve message list. )", null, null);
        throw fault;
    }

    String contentType = mimeMsg.getContentType();
    String contentLocation = mimeMsg.getContentID();
    Message outMsg = new Message(mimeMsg.getInputStream(), false, contentType, contentLocation);

    outMsg.setMessageType(Message.RESPONSE);
    msgContext.setResponseMessage(outMsg);
    if (log.isDebugEnabled()) {
        log.debug("\n" + Messages.getMessage("xmlRecd00"));
        log.debug("-----------------------------------------------");
        log.debug(outMsg.getSOAPPartAsString());
    }
}

From source file:org.apache.common.net.examples.mail.POP3Mail.java

public static final void main(String[] args) {
    if (args.length < 3) {
        System.err//from w ww .  j  a  va2 s  .  c  o m
                .println("Usage: POP3Mail <pop3 server hostname> <username> <password> [TLS [true=implicit]]");
        System.exit(1);
    }

    String server = args[0];
    String username = args[1];
    String password = args[2];

    String proto = args.length > 3 ? args[3] : null;
    boolean implicit = args.length > 4 ? Boolean.parseBoolean(args[4]) : false;

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }
    System.out.println("Connecting to server " + server + " on " + pop3.getDefaultPort());

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    // suppress login details
    pop3.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            System.exit(1);
        }

        POP3MessageInfo[] messages = pop3.listMessages();

        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.disconnect();
            return;
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        for (POP3MessageInfo msginfo : messages) {
            BufferedReader reader = (BufferedReader) pop3.retrieveMessageTop(msginfo.number, 0);

            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.disconnect();
                System.exit(1);
            }
            printMessageInfo(reader, msginfo.number);
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}

From source file:org.apache.commons.net.examples.mail.POP3ExportMbox.java

public static void main(String[] args) {
    int argIdx;//ww w .  j  a  v a 2s.  c o  m
    String file = null;
    for (argIdx = 0; argIdx < args.length; argIdx++) {
        if (args[argIdx].equals("-F")) {
            file = args[++argIdx];
        } else {
            break;
        }
    }

    final int argCount = args.length - argIdx;
    if (argCount < 3) {
        System.err.println(
                "Usage: POP3Mail [-F file/directory] <server[:port]> <username> <password|-|*|VARNAME> [TLS [true=implicit]]");
        System.exit(1);
    }

    String arg0[] = args[argIdx++].split(":");
    String server = arg0[0];
    String username = args[argIdx++];
    String password = args[argIdx++];
    // prompt for the password if necessary
    try {
        password = Utils.getPassword(username, password);
    } catch (IOException e1) {
        System.err.println("Could not retrieve password: " + e1.getMessage());
        return;
    }

    String proto = argCount > 3 ? args[argIdx++] : null;
    boolean implicit = argCount > 4 ? Boolean.parseBoolean(args[argIdx++]) : false;

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }

    int port;
    if (arg0.length == 2) {
        port = Integer.parseInt(arg0[1]);
    } else {
        port = pop3.getDefaultPort();
    }
    System.out.println("Connecting to server " + server + " on " + port);

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        return;
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            return;
        }

        POP3MessageInfo status = pop3.status();
        if (status == null) {
            System.err.println("Could not retrieve status.");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        System.out.println("Status: " + status);
        int count = status.number;
        if (file != null) {
            System.out.println("Getting messages: " + count);
            File mbox = new File(file);
            if (mbox.isDirectory()) {
                System.out.println("Writing dir: " + mbox);
                // Currently POP3Client uses iso-8859-1
                for (int i = 1; i <= count; i++) {
                    OutputStreamWriter fw = new OutputStreamWriter(
                            new FileOutputStream(new File(mbox, i + ".eml")), Charset.forName("iso-8859-1"));
                    writeFile(pop3, fw, i);
                    fw.close();
                }
            } else {
                System.out.println("Writing file: " + mbox);
                // Currently POP3Client uses iso-8859-1
                OutputStreamWriter fw = new OutputStreamWriter(new FileOutputStream(mbox),
                        Charset.forName("iso-8859-1"));
                for (int i = 1; i <= count; i++) {
                    writeMbox(pop3, fw, i);
                }
                fw.close();
            }
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}

From source file:org.apache.commons.net.examples.mail.POP3Mail.java

public static void main(String[] args) {
    if (args.length < 3) {
        System.err.println(/* w w w  .  j av a 2  s  .  c  o  m*/
                "Usage: POP3Mail <server[:port]> <username> <password|-|*|VARNAME> [TLS [true=implicit]]");
        System.exit(1);
    }

    String arg0[] = args[0].split(":");
    String server = arg0[0];
    String username = args[1];
    String password = args[2];
    // prompt for the password if necessary
    try {
        password = Utils.getPassword(username, password);
    } catch (IOException e1) {
        System.err.println("Could not retrieve password: " + e1.getMessage());
        return;
    }

    String proto = args.length > 3 ? args[3] : null;
    boolean implicit = args.length > 4 ? Boolean.parseBoolean(args[4]) : false;

    POP3Client pop3;

    if (proto != null) {
        System.out.println("Using secure protocol: " + proto);
        pop3 = new POP3SClient(proto, implicit);
    } else {
        pop3 = new POP3Client();
    }

    int port;
    if (arg0.length == 2) {
        port = Integer.parseInt(arg0[1]);
    } else {
        port = pop3.getDefaultPort();
    }
    System.out.println("Connecting to server " + server + " on " + port);

    // We want to timeout if a response takes longer than 60 seconds
    pop3.setDefaultTimeout(60000);

    // suppress login details
    pop3.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));

    try {
        pop3.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        return;
    }

    try {
        if (!pop3.login(username, password)) {
            System.err.println("Could not login to server.  Check password.");
            pop3.disconnect();
            return;
        }

        POP3MessageInfo status = pop3.status();
        if (status == null) {
            System.err.println("Could not retrieve status.");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        System.out.println("Status: " + status);

        POP3MessageInfo[] messages = pop3.listMessages();

        if (messages == null) {
            System.err.println("Could not retrieve message list.");
            pop3.logout();
            pop3.disconnect();
            return;
        } else if (messages.length == 0) {
            System.out.println("No messages");
            pop3.logout();
            pop3.disconnect();
            return;
        }

        System.out.println("Message count: " + messages.length);

        for (POP3MessageInfo msginfo : messages) {
            BufferedReader reader = (BufferedReader) pop3.retrieveMessageTop(msginfo.number, 0);

            if (reader == null) {
                System.err.println("Could not retrieve message header.");
                pop3.logout();
                pop3.disconnect();
                return;
            }
            printMessageInfo(reader, msginfo.number);
        }

        pop3.logout();
        pop3.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        return;
    }
}