/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.oodt.cas.workflow.examples;
//JDK imports
import java.util.Date;
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.MimeMessage;
//OODT imports
import org.apache.oodt.cas.metadata.Metadata;
import org.apache.oodt.cas.workflow.structs.WorkflowTaskConfiguration;
import org.apache.oodt.cas.workflow.structs.WorkflowTaskInstance;
import org.apache.oodt.cas.workflow.structs.exceptions.WorkflowTaskInstanceException;
/**
*
* A CAS {@link WorkflowTaskInstance} responsible for sending an email
* to a recipient notifying them of ingest.
*
* @author mattmann
* @version $Revision$
*
*/
public class MailTask implements WorkflowTaskInstance {
/*
* (non-Javadoc)
*
* @see
* org.apache.oodt.cas.workflow.structs.WorkflowTaskInstance#run(gov.nasa
* .jpl.oodt.cas.metadata.Metadata,
* org.apache.oodt.cas.workflow.structs.WorkflowTaskConfiguration)
*/
public void run(Metadata metadata, WorkflowTaskConfiguration config)
throws WorkflowTaskInstanceException {
Properties mailProps = new Properties();
mailProps.setProperty("mail.host", "smtp.jpl.nasa.gov");
mailProps.setProperty("mail.user", "mattmann");
Session session = Session.getInstance(mailProps);
String msgTxt = "Hello "
+ config.getProperty("user.name")
+ ":\n\n"
+ "You have successfully ingested the file with the following metadata: \n\n"
+ getMsgStringFromMet(metadata) + "\n\n" + "Thanks!\n\n" + "CAS";
Message msg = new MimeMessage(session);
try {
msg.setSubject(config.getProperty("msg.subject"));
msg.setSentDate(new Date());
msg.setFrom(InternetAddress.parse(config.getProperty("mail.from"))[0]);
msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(config
.getProperty("mail.to"), false));
msg.setText(msgTxt);
Transport.send(msg);
} catch (MessagingException e) {
throw new WorkflowTaskInstanceException(e.getMessage());
}
}
private String getMsgStringFromMet(Metadata met) {
StringBuffer buf = new StringBuffer();
for (Object key : met.getHashtable().keySet()) {
String keyStr = (String) key;
StringBuffer val = new StringBuffer();
for (Object value : met.getAllMetadata(keyStr)) {
String valStr = (String) value;
val.append(valStr);
val.append(",");
}
val.deleteCharAt(val.length() - 1);
buf.append("[" + keyStr + "=>" + val + "]\n");
}
return buf.toString();
}
}