JavaMailSessionFactory.java

package org.objectweb.jonas.mail.factory;

//import java
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.OptionalDataException;
import java.util.Hashtable;
import java.util.Properties;

//import javax
import javax.mail.Session;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.spi.ObjectFactory;

//import objectweb.util
import org.objectweb.util.monolog.api.BasicLevel;
import org.objectweb.util.monolog.api.Logger;

//import jonas
import org.objectweb.jonas.common.Log;
import org.objectweb.jonas.common.PropDump;
import org.objectweb.jonas.common.JNDIUtils;
import org.objectweb.jonas.mail.lib.JAuthenticator;

public class JavaMailSessionFactory implements ObjectFactory {

    protected static final String FACTORY_TYPE = "javax.mail.Session";

    private static Logger logger = null;


    public Object getObjectInstance(Object obj, Name name, Context nameCtx,
                                    Hashtable environment) throws Exception {

        //Get the logger
        if (logger == null) {
            logger = Log.getLogger(Log.JONAS_MAIL_PREFIX);
        }

        //Get the reference
        Reference ref = (Reference) obj;

        //Get the class name
        String clname = ref.getClassName();

        //Check the class name
        if (!ref.getClassName().equals(FACTORY_TYPE)) {
            logger.log(BasicLevel.ERROR, "Cannot create object : required type is '" + FACTORY_TYPE + "', but found type is '" + clname + "'.");
            return (null);
        }

        Properties props = new Properties();
        Properties authenticationProps = new Properties();
        RefAddr refAddr = null;

        refAddr =  ref.get("javaxmailSession.properties");
        if (refAddr != null) {
            props = (Properties) JNDIUtils.getObjectFromBytes((byte[]) refAddr.getContent());
            PropDump.print("These are the properties attached to the Reference object used to construct a Session",
                           props, logger, BasicLevel.DEBUG);
        }

        refAddr =  ref.get("authentication.properties");
        if (refAddr != null) {
            authenticationProps = (Properties) JNDIUtils.getObjectFromBytes((byte[]) refAddr.getContent());
            PropDump.print("These are the authentication properties used to construct a Authenticator",
                           authenticationProps, logger, BasicLevel.DEBUG);
        }

        //username (Authentication)
        String mailAuthenticationUsername =  authenticationProps.getProperty("mail.authentication.username");

        //Password (Authentication)
        String mailAuthenticationPassword = authenticationProps.getProperty("mail.authentication.password");

        JAuthenticator jAuthenticator = null;
        if ((mailAuthenticationUsername != null) && (mailAuthenticationPassword != null)) {
            jAuthenticator = new JAuthenticator(mailAuthenticationUsername, mailAuthenticationPassword);
        }

        // Create and return a new Session object
        Session session = Session.getInstance(props, jAuthenticator);

        return (session);
    }

}

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