remoteserverconnectionfactory.java

来自「OpenJMS是一个开源的Java Message Service API 1.」· Java 代码 · 共 131 行

/**
 * Redistribution and use of this software and associated documentation
 * ("Software"), with or without modification, are permitted provided
 * that the following conditions are met:
 *
 * 1. Redistributions of source code must retain copyright
 *    statements and notices.  Redistributions must also contain a
 *    copy of this document.
 *
 * 2. Redistributions in binary form must reproduce the
 *    above copyright notice, this list of conditions and the
 *    following disclaimer in the documentation and/or other
 *    materials provided with the distribution.
 *
 * 3. The name "Exolab" must not be used to endorse or promote
 *    products derived from this Software without prior written
 *    permission of Exoffice Technologies.  For written permission,
 *    please contact [e-mail].
 *
 * 4. Products derived from this Software may not be called "Exolab"
 *    nor may "Exolab" appear in their names without prior written
 *    permission of Exoffice Technologies. Exolab is a registered
 *    trademark of Exoffice Technologies.
 *
 * 5. Due credit should be given to the Exolab Project
 *    (http://www.exolab.org/).
 *
 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Copyright 2004 (C) Exoffice Technologies Inc. All Rights Reserved.
 *
 * $Id: RemoteServerConnectionFactory.java,v 1.2 2005/08/30 05:51:03 tanderson Exp $
 */
package org.exolab.jms.server.net;

import java.rmi.RemoteException;
import javax.jms.InvalidClientIDException;
import javax.jms.JMSException;
import javax.jms.JMSSecurityException;

import org.exolab.jms.net.orb.ORB;
import org.exolab.jms.net.orb.UnicastObject;
import org.exolab.jms.server.ServerConnection;
import org.exolab.jms.server.ServerConnectionFactory;


/**
 * Implementation of the {@link ServerConnectionFactory} interface, that
 * provides remoting via an {@link ORB}
 *
 * @author <a href="mailto:[e-mail]">Tim Anderson</a>
 * @version $Revision: 1.2 $ $Date: 2005/08/30 05:51:03 $
 */
class RemoteServerConnectionFactory
        extends UnicastObject
        implements ServerConnectionFactory {

    /**
     * The factory to delegate to.
     */
    private final ServerConnectionFactory _factory;

    /**
     * Construct a new <code>RemoteServerConnectionFactory</code>
     *
     * @param factory the factory to delegate to
     * @param orb     the ORB to export this with
     * @param uri     the URI to export this on
     * @throws RemoteException if the export fails
     */
    public RemoteServerConnectionFactory(ServerConnectionFactory factory,
                                         ORB orb, String uri)
            throws RemoteException {
        super(orb, uri);
        if (factory == null) {
            throw new IllegalArgumentException("Argument 'factory' is null");
        }
        _factory = factory;
    }

    /**
     * Creates a connection with the specified user identity.
     * <p/>
     * The connection is created in stopped mode. No messages will be delivered
     * until the <code>Connection.start</code> method is explicitly called.
     * <p/>
     * If <code>clientID</code> is specified, it indicates the pre-configured
     * client identifier associated with the client <code>ConnectionFactory</code>
     * object.
     *
     * @param clientID the pre-configured client identifier. May be
     *                 <code>null</code> <code>null</code>.
     * @param userName the caller's user name
     * @param password the caller's password
     * @return a newly created connection
     * @throws InvalidClientIDException if the JMS client specifies an invalid
     *                                  or duplicate client ID.
     * @throws JMSException             if the JMS provider fails to create the
     *                                  connection due to some internal error.
     * @throws JMSSecurityException     if client authentication fails due to an
     *                                  invalid user name or password.
     */
    public ServerConnection createConnection(String clientID, String userName,
                                             String password)
            throws JMSException {
        ServerConnection connection = _factory.createConnection(clientID,
                                                                userName,
                                                                password);

        RemoteServerConnection remote = null;
        try {
            remote = new RemoteServerConnection(connection, getORB());
        } catch (RemoteException exception) {
            throw new JMSException(exception.getMessage());
        }
        return (ServerConnection) remote.getProxy();
    }

}