// ========================================================================
// $Id: MailSessionReference.java 1386 2006-12-08 17:53:22Z janb $
// Copyright 1999-2004 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// Licensed 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.mortbay.naming.factories;
import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.NamingException;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.Referenceable;
import javax.naming.StringRefAddr;
import javax.naming.spi.ObjectFactory;
import org.mortbay.jetty.security.Password;
/**
* MailSessionReference
*
* This is a subclass of javax.mail.Reference and an ObjectFactory for javax.mail.Session objects.
*
* The subclassing of Reference allows all of the setup for a javax.mail.Session
* to be captured without necessitating first instantiating a Session object. The
* reference is bound into JNDI and it is only when the reference is looked up that
* this object factory will create an instance of javax.mail.Session using the
* information captured in the Reference.
*
*/
public class MailSessionReference extends Reference implements ObjectFactory
{
public static class PasswordAuthenticator extends Authenticator
{
PasswordAuthentication passwordAuthentication;
private String user;
private String password;
public PasswordAuthenticator()
{
}
public PasswordAuthenticator(String user, String password)
{
passwordAuthentication = new PasswordAuthentication (user, (password.startsWith(Password.__OBFUSCATE)?Password.deobfuscate(password):password));
}
public PasswordAuthentication getPasswordAuthentication()
{
return passwordAuthentication;
}
public void setUser (String user)
{
this.user = user;
}
public String getUser ()
{
return this.user;
}
public String getPassword ()
{
return this.password;
}
public void setPassword(String password)
{
this.password = password;
}
};
/**
*
*/
public MailSessionReference()
{
super ("javax.mail.Session", MailSessionReference.class.getName(), null);
}
/**
* Create a javax.mail.Session instance based on the information passed in the Reference
* @see javax.naming.spi.ObjectFactory#getObjectInstance(java.lang.Object, javax.naming.Name, javax.naming.Context, java.util.Hashtable)
* @param ref the Reference
* @param arg1 not used
* @param arg2 not used
* @param arg3 not used
* @return
* @throws Exception
*/
public Object getObjectInstance(Object ref, Name arg1, Context arg2, Hashtable arg3) throws Exception
{
if (ref == null)
return null;
Reference reference = (Reference)ref;
Properties props = new Properties();
String user = null;
String password = null;
Enumeration refs = reference.getAll();
while (refs.hasMoreElements())
{
RefAddr refAddr = (RefAddr)refs.nextElement();
String name = refAddr.getType();
String value = (String)refAddr.getContent();
if (name.equalsIgnoreCase("user"))
user = value;
else if (name.equalsIgnoreCase("pwd"))
password = value;
else
props.put(name, value);
}
if (password == null)
return Session.getInstance(props);
else
return Session.getInstance(props, new PasswordAuthenticator(user, password));
}
public void setUser (String user)
{
StringRefAddr addr = (StringRefAddr)get("user");
if (addr != null)
{
throw new RuntimeException ("user already set on SessionReference, can't be changed");
}
add(new StringRefAddr("user", user));
}
public void setPassword (String password)
{
StringRefAddr addr = (StringRefAddr)get("pwd");
if (addr != null)
throw new RuntimeException ("password already set on SessionReference, can't be changed");
add(new StringRefAddr ("pwd", password));
}
public void setProperties (Properties properties)
{
Iterator entries = properties.entrySet().iterator();
while (entries.hasNext())
{
Map.Entry e = (Map.Entry)entries.next();
StringRefAddr sref = (StringRefAddr)get((String)e.getKey());
if (sref != null)
throw new RuntimeException ("property "+e.getKey()+" already set on Session reference, can't be changed");
add(new StringRefAddr((String)e.getKey(), (String)e.getValue()));
}
}
}