org.eclipse.jetty.plus.jaas.spi.DataSourceLoginModule Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.plus.jaas.spi;
import java.sql.Connection;
import java.util.Map;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.security.auth.Subject;
import javax.security.auth.callback.CallbackHandler;
import javax.sql.DataSource;
/**
* DataSourceLoginModule
*
* A LoginModule that uses a DataSource to retrieve user authentication
* and authorisation information.
*
* @see JDBCLoginModule
*/
public class DataSourceLoginModule extends AbstractDatabaseLoginModule
{
private String dbJNDIName;
private DataSource dataSource;
/* ------------------------------------------------ */
/** Init LoginModule.
* Called once by JAAS after new instance created.
* @param subject
* @param callbackHandler
* @param sharedState
* @param options
*/
public void initialize(Subject subject,
CallbackHandler callbackHandler,
Map sharedState,
Map options)
{
try
{
super.initialize(subject, callbackHandler, sharedState, options);
//get the datasource jndi name
dbJNDIName = (String)options.get("dbJNDIName");
InitialContext ic = new InitialContext();
dataSource = (DataSource)ic.lookup("java:comp/env/"+dbJNDIName);
}
catch (NamingException e)
{
throw new IllegalStateException (e.toString());
}
}
/**
* Get a connection from the DataSource
* @see AbstractDatabaseLoginModule#getConnection()
* @return the connection for the datasource
* @throws Exception
*/
public Connection getConnection ()
throws Exception
{
return dataSource.getConnection();
}
}