org.roda.core.util.EmailUtility.java Source code

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Here is the source code for org.roda.core.util.EmailUtility.java
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/**
 * The contents of this file are subject to the license and copyright
 * detailed in the LICENSE file at the root of the source
 * tree and available online at
 *
 * https://github.com/keeps/roda
 */
package org.roda.core.util;

import java.util.Properties;

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Based in an article by Sudhir Ancha
 * (http://www.javacommerce.com/displaypage.jsp?name=javamail.sql&id=18274).
 * 
 * @author Rui Castro
 * 
 * @deprecated 20160824 hsilva: not seeing any method using it, so it will be
 *             removed soon
 */
public class EmailUtility {
    private static final Logger LOGGER = LoggerFactory.getLogger(EmailUtility.class);

    private String smtpHost = null;

    /**
     * Constructs a new {@link EmailUtility} that sends email messages through the
     * SMTP server given as argument.
     * 
     * @param smtpHost
     *          the name of the SMTP server. If <code>null</code> 'localhost' will
     *          be used.
     */
    public EmailUtility(String smtpHost) {

        if (StringUtils.isBlank(smtpHost)) {
            LOGGER.warn("SMTP host is not valid '{}'. Using default localhost.", smtpHost);
            this.smtpHost = "localhost";
        } else {
            this.smtpHost = smtpHost;
        }
    }

    /**
     * @param from
     * @param recipients
     * @param subject
     * @param message
     * @throws MessagingException
     */
    public void sendMail(String from, String recipients[], String subject, String message)
            throws MessagingException {
        boolean debug = false;

        // Set the host smtp address
        Properties props = new Properties();
        props.put("mail.smtp.host", this.smtpHost);

        // create some properties and get the default Session
        Session session = Session.getDefaultInstance(props, null);
        session.setDebug(debug);

        // create a message
        Message msg = new MimeMessage(session);

        // set the from and to address
        InternetAddress addressFrom = new InternetAddress(from);
        msg.setFrom(addressFrom);

        InternetAddress[] addressTo = new InternetAddress[recipients.length];
        for (int i = 0; i < recipients.length; i++) {
            addressTo[i] = new InternetAddress(recipients[i]);
        }
        msg.setRecipients(Message.RecipientType.TO, addressTo);

        // Optional : You can also set your custom headers in the Email if you
        // want
        // msg.addHeader("MyHeaderName", "myHeaderValue");

        String htmlMessage = String.format(
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + "<html><body><pre>%s</pre></body></html>",
                StringEscapeUtils.escapeHtml4(message));

        MimeMultipart mimeMultipart = new MimeMultipart();
        MimeBodyPart mimeBodyPart = new MimeBodyPart();
        mimeBodyPart.setContent(htmlMessage, "text/html;charset=UTF-8");
        mimeMultipart.addBodyPart(mimeBodyPart);

        // Setting the Subject and Content Type
        msg.setSubject(subject);
        msg.setContent(mimeMultipart);
        // msg.setContent(message, "text/plain;charset=UTF-8");
        Transport.send(msg);
    }
}