src/org/mxchange/jmailee/model/delivery/BaseMailer.java

   1 /*
   2  * Copyright (C) 2016 Roland Haeder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.jmailee.model.delivery;
  18
  19 import java.text.MessageFormat;
  20 import java.util.Date;
  21 import javax.jms.MessageProducer;
  22 import javax.jms.ObjectMessage;
  23 import javax.mail.MessagingException;
  24 import javax.mail.Session;
  25 import javax.mail.Transport;
  26 import javax.mail.internet.InternetAddress;
  27 import javax.mail.internet.MimeMessage;
  28 import javax.naming.Context;
  29 import javax.naming.InitialContext;
  30 import javax.naming.NamingException;
  31 import org.mxchange.jcoreeelogger.beans.local.logger.Log;
  32 import org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal;
  33 import org.mxchange.jusercore.model.email_address.ChangeableEmailAddress;
  34
  35 /**
  36  * An email class for sending out mails from templates
  37  * <p>
  38  * @author Roland Haeder<roland@mxchange.org>
  39  */
  40 public abstract class BaseMailer implements DeliverableEmail {
  41
  42         /**
  43          * Serial number
  44          */
  45         private static final long serialVersionUID = 14_598_912_753_106L;
  46
  47         /**
  48          * Logger bean
  49          */
  50         @Log
  51         private LoggerBeanLocal loggerBeanLocal;
  52
  53         /**
  54          * Default constructor
  55          */
  56         protected BaseMailer () {
  57                 try {
  58                         // Get initial context
  59                         Context context = new InitialContext();
  60
  61                         // Lookup logger
  62                         this.loggerBeanLocal = (LoggerBeanLocal) context.lookup("java:global/jcore-logger-ejb/logger!org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal"); //NOI18N
  63                 } catch (final NamingException ex) {
  64                         // Continue to throw
  65                         throw new RuntimeException(MessageFormat.format("context.lookup() failed: {0}", ex.getMessage()), ex); //NOI18N
  66                 }
  67         }
  68
  69         @Override
  70         public void sendEmailChangeMail (final MessageProducer messageProducer, final ObjectMessage message, final ChangeableEmailAddress emailChange) {
  71                 // Trace message
  72                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("sendEmailChangeMail: messageProducer={0},message={1},emailChange={2} - CALLED", messageProducer, message, emailChange)); //NOI18N
  73
  74                 // All parameters + some sub objects must be set
  75                 if (null == messageProducer) {
  76                         // Throw NPE
  77                         throw new NullPointerException("messageProducer is null"); //NOI18N
  78                 } else if (null == message) {
  79                         // Throw NPE again
  80                         throw new NullPointerException("message is null"); //NOI18N
  81                 } else if (null == emailChange) {
  82                         // ... and again ...
  83                         throw new NullPointerException("emailChange is null"); //NOI18N
  84                 } else if (emailChange.getEmailChangeUser() == null) {
  85                         // Throw NPE again
  86                         throw new NullPointerException("emailChange.emailChangeUser is null"); //NOI18N
  87                 } else if (emailChange.getEmailChangeUser().getUserId() == null) {
  88                         // Throw NPE again
  89                         throw new NullPointerException("emailChange.emailChangeUser.userId is null"); //NOI18N
  90                 } else if (emailChange.getEmailChangeUser().getUserId() < 1) {
  91                         // Not valid id
  92                         throw new IllegalArgumentException(MessageFormat.format("emailChange.emailChangeUser.userId={0} is invalid.", emailChange.getEmailChangeUser().getUserId())); //NOI18N
  93                 } else if (emailChange.getEmailChangeUser().getUserContact() == null) {
  94                         // Throw NPE again
  95                         throw new NullPointerException("emailChange.emailChangeUser.userContact is null"); //NOI18N
  96                 } else if (emailChange.getEmailChangeUser().getUserContact().getContactId() == null) {
  97                         // Throw NPE again
  98                         throw new NullPointerException("emailChange.emailChangeUser.userContact.contactId is null"); //NOI18N
  99                 } else if (emailChange.getEmailChangeUser().getUserContact().getContactId() < 1) {
 100                         // Not valid id
 101                         throw new IllegalArgumentException(MessageFormat.format("emailChange.emailChangeUser.userContact.contactId={0} is invalid.", emailChange.getEmailChangeUser().getUserContact().getContactId())); //NOI18N
 102                 } else if (emailChange.getEmailAddress().trim().isEmpty()) {
 103                         // Email address is empty
 104                         throw new IllegalArgumentException("emailChange.emaiLAddress is empty."); //NOI18N
 105                 }
 106
 107                 throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
 108         }
 109
 110         /**
 111          * Getter for logger bean
 112          * <p>
 113          * @return Local logger bean
 114          */
 115         protected LoggerBeanLocal getLoggerBeanLocal () {
 116                 return this.loggerBeanLocal;
 117         }
 118
 119         /**
 120          * Sends an email to given email address with subject line.
 121          * <p>
 122          * @param emailAddress Email address for recipient
 123          * @param subjectLine  Subject line
 124          * @param body         Body part
 125          * @param mailSession  Corresponding mail session to use
 126          * <p>
 127          * @throws NamingException    If the resource cannot be found
 128          * @throws MessagingException If something happened on message delivery
 129          */
 130         protected void sendMail (final String emailAddress, final String subjectLine, final String body, final Session mailSession) throws NamingException, MessagingException {
 131                 // Get MIME message instance
 132                 MimeMessage message = new MimeMessage(mailSession);
 133
 134                 // Set subject, recipients and body
 135                 message.setSubject(subjectLine);
 136                 message.setRecipients(javax.mail.Message.RecipientType.TO, InternetAddress.parse(emailAddress, true));
 137                 message.setSentDate(new Date());
 138                 message.setText(body);
 139
 140                 // Directly send email
 141                 Transport.send(message);
 142         }
 143
 144 }