Example usage for org.apache.commons.net.smtp AuthenticatingSMTPClient reset

Introduction

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

Prototype

public boolean reset() throws IOException 

Source Link

Document

Aborts the current mail transaction, resetting all server stored sender, recipient, and mail data, cleaing all buffers and tables.

Usage

From source file:com.ironiacorp.email.CommonsNetEmailDispatcher.java

@Override
public void sendEmails(Email... emails) {
    AuthenticatingSMTPClient client = null;
    boolean result = false;
    int port = connectionType.port;
    if (serverPort != 0) {
        port = serverPort;//ww  w.ja v a2  s.  co  m
    }

    try {
        client = new AuthenticatingSMTPClient();

        client.connect(serverName, port);
        if (connectionType == EmailServerConnectionType.SSL
                || connectionType == EmailServerConnectionType.TLS) {
            result = client.execTLS();
            if (result == false) {
                throw new IllegalArgumentException("Cannot start secure connection");
            }
        }

        if (authenticationRequired) {
            result = client.auth(AUTH_METHOD.PLAIN, username, password);
            if (result == false) {
                throw new IllegalArgumentException("Incorrect username or password");
            }
        }

        // After connection attempt, you should check the reply code to verify success.
        int reply = client.getReplyCode();
        if (!SMTPReply.isPositiveCompletion(reply)) {
            client.disconnect();
        }

        for (Email email : emails) {
            SimpleSMTPHeader header;
            Iterator<Recipient> i = email.getRecipients().iterator();
            Writer writer = client.sendMessageData();
            String to = null;

            while (i.hasNext()) {
                Recipient recipient = i.next();
                if (to == null && email.getVisibility(recipient) == Visibility.TO) {
                    to = recipient.getEmail();
                } else {
                    client.addRecipient(recipient.getEmail());
                }
            }

            header = new SimpleSMTPHeader(email.getSender().getEmail(), null, email.getSubject());

            writer.write(header.toString());
            result = client.completePendingCommand();
            if (result == false) {
                throw new IllegalArgumentException("Could not send the email");
            }
            client.reset();
        }
    } catch (Exception e) {
        throw new UnsupportedOperationException("Could not send the email", e);
    } finally {
        if (client != null && client.isConnected()) {
            try {
                client.disconnect();
            } catch (IOException e) {
            }
        }

    }
}

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