Source Code Cross Referenced for EmailUtil.java in  » Portal » stringbeans-3.5 » com » nabhinc » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Portal » stringbeans 3.5 » com.nabhinc.util 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /* 
002:         * (C) Copyright 2003 Nabh Information Systems, Inc. 
003:         * 
004:         * All copyright notices regarding Nabh's products MUST remain
005:         * intact in the scripts and in the outputted HTML.
006:         * This program is free software; you can redistribute it and/or
007:         * modify it under the terms of the GNU Lesser General Public License
008:         * as published by the Free Software Foundation; either version 2.1 
009:         * of the License, or (at your option) any later version.
010:         * 
011:         * This program is distributed in the hope that it will be useful,
012:         * but WITHOUT ANY WARRANTY; without even the implied warranty of 
013:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
014:         * GNU Lesser General Public License for more details.
015:         * 
016:         * You should have received a copy of the GNU Lesser General Public License
017:         * along with this program; if not, write to the Free Software 
018:         * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
019:         * 
020:         */
021:
022:        package com.nabhinc.util;
023:
024:        import java.util.Date;
025:        import java.util.Vector;
026:
027:        import javax.activation.DataHandler;
028:        import javax.activation.DataSource;
029:        import javax.activation.FileDataSource;
030:        import javax.mail.Authenticator;
031:        import javax.mail.MessagingException;
032:        import javax.mail.Multipart;
033:        import javax.mail.Session;
034:        import javax.mail.Transport;
035:        import javax.mail.internet.AddressException;
036:        import javax.mail.internet.InternetAddress;
037:        import javax.mail.internet.MimeBodyPart;
038:        import javax.mail.internet.MimeMessage;
039:        import javax.mail.internet.MimeMultipart;
040:        import javax.mail.Message;
041:
042:        import com.nabhinc.util.DefaultMailAuthenticator;
043:
044:        /**
045:         * Send Email utility class.
046:         * 
047:         * @author Padmanabh Dabke
048:         * (c) 2003 Nabh Information Systems, Inc. All Rights Reserved.
049:         */
050:        public class EmailUtil {
051:            public static final String SMTP_HOST_PROPERTY = "mail.smtp.host";
052:            public static final String SMTP_USER_PROPERTY = "mail.smtp.user";
053:            public static final String SMTP_PASSWORD_PROPERTY = "stringbeans.smtp.password";
054:
055:            //public static final String SMTP_MAIL_AUTHENTICATION = "mail.smtp.auth";	
056:
057:            /**
058:             * Send a plain text email. If the body contains non US-ASCII characters, 
059:             * it will be encoded using platform's default charset.
060:             * If more than one email addresses to be sent to, separate 
061:             * the addresses with comma. 
062:             * @param from The Sender email address.
063:             * @param to A comma separated recipient email address(es).
064:             * @param subject The subject of the email.
065:             * @param body The email body/message.
066:             * @throws AddressException Thrown if the sender or recipient email address is invalid format
067:             * @throws MessagingException
068:             */
069:            public static void send(String from, String to, String subject,
070:                    String body) throws AddressException, MessagingException {
071:
072:                send(from, to, subject, body, null);
073:            }
074:
075:            /**
076:             * Send an email in format specified in the content's type. 
077:             * Plain text is assumed if contentType is null.
078:             * If more than one email addresses to be sent to, separate 
079:             * the addresses with comma. 
080:             * If the body contains non US-ASCII characters, 
081:             * it will be encoded using platform's default charset.
082:             * @param from The Sender email address.
083:             * @param to A comma separated of recipient email address(es).
084:             * @param subject The subject of the email.
085:             * @param body The email message body.
086:             * @param contentType Mime type of message body, i.e. text/html, text/plain, application/x-xxxxx. Default is text/plain.
087:             * @throws AddressException
088:             * @throws MessagingException
089:             */
090:            public static void send(String from, String to, String subject,
091:                    String body, String contentType) throws AddressException,
092:                    MessagingException {
093:
094:                Session session = Session.getInstance(System.getProperties(),
095:                        getAuthenticator());
096:
097:                // create a message
098:                MimeMessage msg = new MimeMessage(session);
099:                if (contentType == null)
100:                    contentType = "text/plain";
101:
102:                //msg.setText(body);
103:                msg.setContent(body, contentType + ";charset=UTF-8");
104:                msg.setFrom(new InternetAddress(from));
105:                msg.setSubject(subject, "UTF-8");
106:                // set the Date: header
107:                msg.setSentDate(new Date());
108:
109:                String[] addresses = StringUtil.split(to, ",");
110:                InternetAddress[] address = new InternetAddress[addresses.length];
111:                for (int i = 0; i < addresses.length; i++) {
112:                    address[i] = new InternetAddress(addresses[i]);
113:                }
114:                msg.setRecipients(Message.RecipientType.TO, address);
115:
116:                Transport.send(msg);
117:                // send the message
118:                //sendMessage(msg, session);				
119:            }
120:
121:            /**
122:             * Send a plain text email to a list of email addresses. 
123:             * If the body contains non US-ASCII characters, 
124:             * it will be encoded using platform's default charset.
125:             * @param from The Sender email address.
126:             * @param toList Vector of email addresses 
127:             * @param subject Email subject
128:             * @param body Email message body
129:             * @throws AddressException
130:             * @throws MessagingException
131:             */
132:            public static void send(String from, Vector toList, String subject,
133:                    String body) throws AddressException, MessagingException {
134:                send(from, toList, subject, body, null, null);
135:            }
136:
137:            /**
138:             * Send a plain text email with an attachment to a list of email addresses.
139:             * If filePath or fileName is null, only plain text email without attachment 
140:             * will be sent. If the body contains non US-ASCII characters, 
141:             * it will be encoded using platform's default charset.
142:             * @param from The Sender email address.
143:             * @param toList Vector of email addresses. 
144:             * @param subject Email subject.
145:             * @param body Email message body.
146:             * @param filePath Path to the file to be attached.
147:             * @param fileName The file's name to be attached.
148:             * @throws AddressException
149:             * @throws MessagingException
150:             */
151:            public static void send(String from, Vector toList, String subject,
152:                    String body, String filePath, String fileName)
153:                    throws AddressException, MessagingException {
154:                send(from, toList, subject, body, null, null, null);
155:            }
156:
157:            /**
158:             * Send a plain text email with an attachment to a list of email addresses.
159:             * If filePath or fileName is null, only plain text email without attachment 
160:             * will be sent. If the body contains non US-ASCII characters, 
161:             * it will be encoded using platform's default charset.
162:             * @param from The Sender email address.
163:             * @param toList Vector of email addresses. 
164:             * @param subject Email subject.
165:             * @param body Email message body.
166:             * @param filePath Path to the file to be attached.
167:             * @param fileName The file's name to be attached.
168:             * @param contentType Mime type of message body, i.e. text/html, text/plain, application/x-xxxxx. Default is text/plain.
169:             * @throws AddressException
170:             * @throws MessagingException
171:             */
172:            public static void send(String from, Vector toList, String subject,
173:                    String body, String filePath, String fileName,
174:                    String contentType) throws AddressException,
175:                    MessagingException {
176:
177:                Session session = Session.getInstance(System.getProperties(),
178:                        getAuthenticator());
179:
180:                // create a message
181:                MimeMessage msg = new MimeMessage(session);
182:                if (filePath == null || fileName == null) {
183:                    if (contentType == null)
184:                        msg.setText(body);
185:                    else
186:                        msg.setContent(body, contentType + ";charset=UTF-8");
187:                } else {
188:                    // create the message part 
189:                    MimeBodyPart messageBodyPart = new MimeBodyPart();
190:
191:                    //fill message
192:                    if (contentType == null)
193:                        messageBodyPart.setContent(body,
194:                                "text/plain;charset=UTF-8");
195:                    else
196:                        messageBodyPart.setContent(body, contentType
197:                                + ";charset=UTF-8");
198:
199:                    Multipart multipart = new MimeMultipart();
200:                    multipart.addBodyPart(messageBodyPart);
201:
202:                    // Part two is attachment
203:                    messageBodyPart = new MimeBodyPart();
204:                    DataSource source = new FileDataSource(filePath);
205:                    messageBodyPart.setDataHandler(new DataHandler(source));
206:                    messageBodyPart.setFileName(fileName);
207:                    multipart.addBodyPart(messageBodyPart);
208:
209:                    // Put parts in message
210:                    msg.setContent(multipart);
211:
212:                }
213:
214:                msg.setFrom(new InternetAddress(from));
215:                InternetAddress[] address = null;
216:                Vector addressVec = new Vector();
217:                for (int i = 0; i < toList.size(); i++) {
218:                    String addressStr = (String) toList.elementAt(i);
219:                    if (addressStr != null && (!addressStr.trim().equals(""))) {
220:                        addressVec.addElement(new InternetAddress(
221:                                (String) toList.elementAt(i)));
222:                    }
223:                }
224:
225:                if (addressVec.size() == 0)
226:                    return;
227:                address = new InternetAddress[addressVec.size()];
228:                addressVec.copyInto(address);
229:                msg.setRecipients(Message.RecipientType.TO, address);
230:                msg.setSubject(subject, "UTF-8");
231:
232:                // set the Date: header
233:                msg.setSentDate(new Date());
234:
235:                Transport.send(msg);
236:                //sendMessage(msg, session);
237:            }
238:
239:            private static Authenticator getAuthenticator() {
240:                String passwd = System.getProperty(SMTP_PASSWORD_PROPERTY);
241:                String smtpUser = System.getProperty(SMTP_USER_PROPERTY);
242:                Authenticator auth = null;
243:                if (passwd != null) {
244:                    auth = new DefaultMailAuthenticator(smtpUser, passwd);
245:                }
246:                return auth;
247:            }
248:
249:            private static void sendMessage(Message msg, Session session)
250:                    throws MessagingException {
251:                String password = System.getProperty(SMTP_PASSWORD_PROPERTY);
252:
253:                if (password == null) {
254:                    Transport.send(msg);
255:                } else {
256:                    String smtpHost = System.getProperty(SMTP_HOST_PROPERTY);
257:                    String smtpUser = System.getProperty(SMTP_USER_PROPERTY);
258:                    Transport tr = session.getTransport("smtp");
259:                    tr.connect(smtpHost, smtpUser, password);
260:                    msg.saveChanges();
261:                    tr.sendMessage(msg, msg.getAllRecipients());
262:                }
263:            }
264:
265:        }
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