Example usage for org.apache.commons.net.smtp SMTPSClient isConnected

Introduction

In this page you can find the example usage for org.apache.commons.net.smtp SMTPSClient isConnected.

Prototype

public boolean isConnected() 

Source Link

Document

Returns true if the client is currently connected to a server.

Usage

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

/**
 * SMTPS????????//from  w ww  .ja va2 s .  c  o m
 * 
 * @param addressText
 * @return SMTPS
 */
@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 SMTPS Service of " + address.getHostName() + "["
                + address.getHostAddress() + "]:" + m_portNo + ".\n\n");

        SMTPSClient client = new SMTPSClient(true);

        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();

                int reply = client.getReplyCode();

                if (SMTPReply.isPositiveCompletion(reply)) {
                    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;
                } else {
                    retry = false;
                    isReachable = false;
                }

            } 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 + "(SMTPS/" + m_portNo + ")";
        m_messageOrg = bufferOrg.toString();
        return isReachable;
    } catch (UnknownHostException e) {
        m_log.warn("isRunning(): " + MessageConstant.MESSAGE_FAIL_TO_EXECUTE_TO_CONNECT.getMessage()
                + e.getMessage(), e);

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

        return false;
    }
}

---