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package org.apache.naming.factory;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Hashtable;
import java.util.Properties;
import java.util.Enumeration;
import javax.mail.Session;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimePart;
import javax.mail.internet.MimePartDataSource;
import javax.naming.Name;
import javax.naming.Context;
import javax.naming.Reference;
import javax.naming.RefAddr;
import javax.naming.spi.ObjectFactory;
/**
* Factory class that creates a JNDI named javamail MimePartDataSource
* object which can be used for sending email using SMTP.
* <p>
* Can be configured in the DefaultContext or Context scope
* of your server.xml configuration file.
* <p>
* Example:
* <p>
* <pre>
* <Resource name="mail/send" auth="CONTAINER"
* type="javax.mail.internet.MimePartDataSource"/>
* <ResourceParams name="mail/send">
* <parameter><name>factory</name>
* <value>org.apache.naming.factory.SendMailFactory</value>
* </parameter>
* <parameter><name>mail.smtp.host</name>
* <value>your.smtp.host</value>
* </parameter>
* <parameter><name>mail.smtp.user</name>
* <value>someuser</value>
* </parameter>
* <parameter><name>mail.from</name>
* <value>someuser@some.host</value>
* </parameter>
* <parameter><name>mail.smtp.sendpartial</name>
* <value>true</value>
* </parameter>
* <parameter><name>mail.smtp.dsn.notify</name>
* <value>FAILURE</value>
* </parameter>
* <parameter><name>mail.smtp.dsn.ret</name>
* <value>FULL</value>
* </parameter>
* </ResourceParams>
* </pre>
*
* @author Glenn Nielsen Rich Catlett
*/
public class SendMailFactory implements ObjectFactory
{
// The class name for the javamail MimeMessageDataSource
protected static final String DataSourceClassName =
"javax.mail.internet.MimePartDataSource";
public Object getObjectInstance(Object RefObj, Name Nm, Context Ctx,
Hashtable<?,?> Env) throws Exception
{
final Reference Ref = (Reference)RefObj;
// Creation of the DataSource is wrapped inside a doPrivileged
// so that javamail can read its default properties without
// throwing Security Exceptions
if (Ref.getClassName().equals(DataSourceClassName)) {
return AccessController.doPrivileged(
new PrivilegedAction<MimePartDataSource>()
{
public MimePartDataSource run() {
// set up the smtp session that will send the message
Properties props = new Properties();
// enumeration of all refaddr
Enumeration<RefAddr> list = Ref.getAll();
// current refaddr to be set
RefAddr refaddr;
// set transport to smtp
props.put("mail.transport.protocol", "smtp");
while (list.hasMoreElements()) {
refaddr = list.nextElement();
// set property
props.put(refaddr.getType(), refaddr.getContent());
}
try {
MimeMessage message = new MimeMessage(
Session.getInstance(props));
String from = (String)Ref.get("mail.from").getContent();
message.setFrom(new InternetAddress(from));
message.setSubject("");
MimePartDataSource mds = new MimePartDataSource(
(MimePart)message);
return mds;
} catch (Exception e) {
return null;
}
}
} );
}
else { // We can't create an instance of the DataSource
return null;
}
}
}