Source Code Cross Referenced for MailTool2.java in  » Workflow-Engines » wfmopen-2.1.1 » de » danet » an » workflow » tools » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Workflow Engines » wfmopen 2.1.1 » de.danet.an.workflow.tools 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * This file is part of the WfMOpen project.
003:         * Copyright (C) 2001-2003 Danet GmbH (www.danet.de), GS-AN.
004:         * All rights reserved.
005:         *
006:         * This program is free software; you can redistribute it and/or modify
007:         * it under the terms of the GNU General Public License as published by
008:         * the Free Software Foundation; either version 2 of the License, or
009:         * (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 General Public License for more details.
015:         *
016:         * You should have received a copy of the GNU 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:         * $Id: MailTool2.java,v 1.2 2006/11/17 10:54:22 drmlipp Exp $
021:         *
022:         * $Log: MailTool2.java,v $
023:         * Revision 1.2  2006/11/17 10:54:22  drmlipp
024:         * Added reporting of root exception.
025:         *
026:         * Revision 1.1  2006/11/15 10:13:36  drmlipp
027:         * Finished new mail tool.
028:         *
029:         * Revision 1.3  2006/11/14 16:47:59  drmlipp
030:         * Upated mail tool.
031:         *
032:         * Revision 1.2  2006/09/29 12:32:10  drmlipp
033:         * Consistently using WfMOpen as projct name now.
034:         *
035:         * Revision 1.1.1.3  2004/08/18 15:17:38  drmlipp
036:         * Update to 1.2
037:         *
038:         * Revision 1.14  2004/03/31 20:15:20  lipp
039:         * Cleaned up mail tool implementation.
040:         *
041:         * Revision 1.13  2004/02/21 21:31:01  lipp
042:         * Some more refactoring to resolve cyclic dependencies.
043:         *
044:         * Revision 1.12  2003/07/02 11:52:00  montag
045:         * class comment corrected.
046:         *
047:         * Revision 1.11  2003/06/27 08:51:44  lipp
048:         * Fixed copyright/license information.
049:         *
050:         * Revision 1.10  2003/05/06 13:21:30  lipp
051:         * Resolved cyclic dependency.
052:         *
053:         * Revision 1.9  2003/05/02 14:55:58  lipp
054:         * Resolved some more package dependencies.
055:         *
056:         * Revision 1.8  2003/04/26 16:11:14  lipp
057:         * Moved some classes to reduce package dependencies.
058:         *
059:         * Revision 1.7  2003/03/31 16:50:28  huaiyang
060:         * Logging using common-logging.
061:         *
062:         * Revision 1.6  2003/03/31 09:10:38  huaiyang
063:         * configuration for mail service changed.
064:         *
065:         * Revision 1.5  2003/03/21 08:55:04  huaiyang
066:         * minor type error.
067:         *
068:         * Revision 1.4  2003/03/20 14:35:08  huaiyang
069:         * comment corrected.
070:         *
071:         * Revision 1.3  2003/03/20 10:43:47  huaiyang
072:         * do not need toolbase because the DefaultToolImpl.parameterMap has
073:         * performed the function.
074:         *
075:         * Revision 1.2  2003/03/19 13:14:34  huaiyang
076:         * some improvement by finding out the actual params.
077:         *
078:         * Revision 1.1  2003/03/18 11:00:02  huaiyang
079:         * started mail tool.
080:         *
081:         *
082:         */
083:        package de.danet.an.workflow.tools;
084:
085:        import java.io.IOException;
086:        import java.io.Serializable;
087:
088:        import java.util.Date;
089:        import java.util.Map;
090:
091:        import java.rmi.RemoteException;
092:
093:        import javax.mail.Message;
094:        import javax.mail.MessagingException;
095:        import javax.mail.NoSuchProviderException;
096:        import javax.mail.Session;
097:        import javax.mail.Transport;
098:        import javax.mail.internet.AddressException;
099:        import javax.mail.internet.InternetAddress;
100:        import javax.mail.internet.MimeBodyPart;
101:        import javax.mail.internet.MimeMessage;
102:        import javax.mail.internet.MimeMultipart;
103:        import javax.naming.NamingException;
104:
105:        import de.danet.an.util.EJBUtil;
106:
107:        import de.danet.an.workflow.omgcore.InvalidDataException;
108:        import de.danet.an.workflow.omgcore.ProcessData;
109:
110:        import de.danet.an.workflow.api.Activity;
111:        import de.danet.an.workflow.api.ActivityUniqueKey;
112:        import de.danet.an.workflow.api.DefaultProcessData;
113:        import de.danet.an.workflow.api.FormalParameter;
114:
115:        import de.danet.an.workflow.spis.aii.ApplicationNotStoppedException;
116:        import de.danet.an.workflow.spis.aii.CannotExecuteException;
117:        import de.danet.an.workflow.spis.aii.ResultProvider;
118:        import de.danet.an.workflow.spis.aii.ToolAgent;
119:
120:        /**
121:         * This class provides a tool that sends mail.
122:         *
123:         * @author <a href="mailto:mao@danet.de"></a>
124:         * @version $Revision: 1.2 $
125:         */
126:
127:        public class MailTool2 implements  ToolAgent, ResultProvider,
128:                Serializable {
129:
130:            private static final org.apache.commons.logging.Log logger = org.apache.commons.logging.LogFactory
131:                    .getLog(MailTool2.class);
132:
133:            private String defaultSender = null;
134:            protected boolean argumentsIncludeSubject = false;
135:
136:            /** The result container. */
137:            private ThreadLocal result = new ThreadLocal();
138:
139:            /**
140:             * Creates an instance of <code>MailTool</code>
141:             * with all attributes initialized to default values.
142:             */
143:            public MailTool2() {
144:                argumentsIncludeSubject = true;
145:            }
146:
147:            /** 
148:             * Set the default sender. It is used if no sender is defined.
149:             *
150:             * @param defaultSender the default sender.
151:             */
152:            public void setDefaultSender(String defaultSender) {
153:                this .defaultSender = defaultSender;
154:            }
155:
156:            // Implementation of de.danet.an.workflow.spis.aii.ToolAgent
157:
158:            /**
159:             * Describe <code>invoke</code> method here.
160:             *
161:             * @param activity a <code>WfActivity</code> value
162:             * @param formPars the formal parameters.
163:             * @param map a <code>Map</code> value
164:             * @exception CannotExecuteException if an error occurs
165:             */
166:            public void invoke(Activity activity, FormalParameter[] formPars,
167:                    Map map) throws RemoteException, CannotExecuteException {
168:                // initialize the parameters: recipient, message, sender.
169:                ActivityUniqueKey auk = null;
170:                try {
171:                    auk = activity.uniqueKey();
172:                    result.set(sendMail(formPars, map));
173:                } catch (InvalidDataException e) {
174:                    logger.error(e.getMessage());
175:                    logger.debug(e.getMessage(), e);
176:                    throw new CannotExecuteException(e.getMessage(), e);
177:                } catch (NoSuchProviderException e) {
178:                    logger.error(e.getMessage());
179:                    logger.debug(e.getMessage(), e);
180:                    throw new CannotExecuteException(e.getMessage(), e);
181:                } catch (NamingException e) {
182:                    logger.error(e.getMessage(), e);
183:                    throw new CannotExecuteException(e.getMessage(), e);
184:                } catch (AddressException e) {
185:                    logger.error(e.getMessage(), e);
186:                    throw new CannotExecuteException(e.getMessage(), e);
187:                } catch (MessagingException e) {
188:                    logger.error(e.getMessage());
189:                    logger.debug(e.getMessage(), e);
190:                    throw new CannotExecuteException(e.getMessage(), e);
191:                } finally {
192:                    if (logger.isDebugEnabled()) {
193:                        logger.debug("Finished invocation of " + auk);
194:                    }
195:                }
196:            }
197:
198:            /**
199:             * Sends the message as one email via the javax.mail api.
200:             * If the mail is sent successfully, process date is returned with the 
201:             * status of OK.
202:             */
203:            private ProcessData sendMail(FormalParameter[] formPars, Map map)
204:                    throws InvalidDataException, NamingException,
205:                    MessagingException, NoSuchProviderException,
206:                    AddressException {
207:                String status = null;
208:                for (int i = 0; i < formPars.length; i++) {
209:                    if (formPars[i].mode() != FormalParameter.Mode.IN) {
210:                        status = formPars[i].id();
211:                        continue;
212:                    }
213:                }
214:                int argPos = 0;
215:                InternetAddress[] recipients = InternetAddress
216:                        .parse((String) map.get(formPars[argPos++].id()));
217:                String subject = null;
218:                if (argumentsIncludeSubject) {
219:                    subject = (String) map.get(formPars[argPos++].id());
220:                }
221:                String message = (String) map.get(formPars[argPos++].id());
222:                InternetAddress sender = null;
223:                String newSender = (String) map.get(formPars[argPos++].id());
224:                if ((newSender != null) && !newSender.trim().equals("")) {
225:                    // parse the destination addresses
226:                    sender = new InternetAddress(newSender);
227:                } else if (defaultSender != null) {
228:                    sender = new InternetAddress(defaultSender);
229:                }
230:                // do sending mail
231:                Session mailSession = (Session) EJBUtil
232:                        .lookupJNDIEntry("java:comp/env/toolagents/mailtool/Mail");
233:                // create a message
234:                Message msg = new MimeMessage(mailSession);
235:                if (sender != null) {
236:                    msg.setFrom(sender);
237:                }
238:                msg.setRecipients(Message.RecipientType.TO, recipients);
239:                msg.setSentDate(new Date()); // Date: header
240:                if (subject != null) {
241:                    msg.setSubject(subject);
242:                }
243:                MimeBodyPart mimeBody = new MimeBodyPart();
244:                mimeBody.setText(message, "ISO-8859-1");
245:                MimeMultipart mimeMulti = new MimeMultipart();
246:                mimeMulti.addBodyPart(mimeBody);
247:                msg.setContent(mimeMulti);
248:                msg.saveChanges();
249:                // send the message
250:                Transport.send(msg);
251:                // build return value
252:                ProcessData resData = new DefaultProcessData();
253:                if (status != null) {
254:                    resData.put(status, "OK");
255:                }
256:                return resData;
257:            }
258:
259:            /**
260:             * Return the result evaluated during {@link ToolAgent#invoke
261:             * <code>invoke</code>}. The method will only be called once after
262:             * each invoke, i.e. the attribute holding the result be be
263:             * cleared in this method.
264:             *
265:             * @return the result data or <code>null</code> if the invocation
266:             * does not return any data.
267:             */
268:            public Object result() {
269:                Map res = (Map) result.get();
270:                result.set(null);
271:                return res;
272:            }
273:
274:            /**
275:             * Describe <code>terminate</code> method here.
276:             *
277:             * @param activity a <code>WfActivity</code> value
278:             * @throws ApplicationNotStoppedException if the application could
279:             * not be terminated.
280:             */
281:            public void terminate(Activity activity)
282:                    throws ApplicationNotStoppedException {
283:                throw new ApplicationNotStoppedException(
284:                        "Terminate not implemented for MailTool.");
285:            }
286:        }
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