Java tutorial
/* * This library is part of OpenCms - * the Open Source Content Management System * * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * For further information about Alkacon Software, please see the * company website: http://www.alkacon.com * * For further information about OpenCms, please see the * project website: http://www.opencms.org * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package org.opencms.mail; import org.opencms.main.CmsLog; import org.opencms.main.OpenCms; import org.opencms.util.CmsStringUtil; import org.apache.commons.logging.Log; import org.apache.commons.mail.Email; import org.apache.commons.mail.EmailException; /** * Contains utility methods for dealing with emails.<p> */ public final class CmsMailUtil { /** The logger instance for this class. */ private static final Log LOG = CmsLog.getLog(CmsMailUtil.class); /** Value for 'security' attribute to enable SSL. */ public static final String SECURITY_SSL = "SSL"; /** Value for 'security' attribute to enable TLS. */ public static final String SECURITY_STARTTLS = "STARTTLS"; /** * Hidden default constructor.<p> */ private CmsMailUtil() { // hidden default constructor } /** * Configures the mail from the given mail host configuration data.<p> * * @param host the mail host configuration * @param mail the email instance */ public static void configureMail(CmsMailHost host, Email mail) { // set the host to the default mail host mail.setHostName(host.getHostname()); mail.setSmtpPort(host.getPort()); // check if username and password are provided String userName = host.getUsername(); if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(userName)) { // authentication needed, set user name and password mail.setAuthentication(userName, host.getPassword()); } String security = host.getSecurity() != null ? host.getSecurity().trim() : null; if (SECURITY_SSL.equalsIgnoreCase(security)) { mail.setSslSmtpPort("" + host.getPort()); mail.setSSLOnConnect(true); } else if (SECURITY_STARTTLS.equalsIgnoreCase(security)) { mail.setStartTLSEnabled(true); } try { // set default mail from address mail.setFrom(OpenCms.getSystemInfo().getMailSettings().getMailFromDefault()); } catch (EmailException e) { // default email address is not valid, log error LOG.error(Messages.get().getBundle().key(Messages.LOG_INVALID_SENDER_ADDRESS_0), e); } } }