Package org.exolab.jms.net.http

Source Code of org.exolab.jms.net.http.AbstractHTTPManagedConnectionFactory

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*    above copyright notice, this list of conditions and the
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*
* 5. Due credit should be given to the Exolab Project
*    (http://www.exolab.org/).
*
* THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Copyright 2004-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
*
* $Id: AbstractHTTPManagedConnectionFactory.java,v 1.4 2005/05/27 13:58:02 tanderson Exp $
*/
package org.exolab.jms.net.http;

import java.security.Principal;
import java.util.Iterator;
import java.util.List;

import org.exolab.jms.net.connector.ConnectionRequestInfo;
import org.exolab.jms.net.connector.ManagedConnection;
import org.exolab.jms.net.connector.ManagedConnectionAcceptor;
import org.exolab.jms.net.connector.ManagedConnectionFactory;
import org.exolab.jms.net.connector.ResourceException;
import org.exolab.jms.net.socket.SocketManagedConnectionAcceptor;
import org.exolab.jms.net.socket.SocketRequestInfo;
import org.exolab.jms.net.uri.URI;
import org.exolab.jms.net.uri.URIHelper;


/**
* Abstract implementation of the {@link ManagedConnectionFactory} interface,
* for HTTP and HTTPS connectors.
*
* @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
* @version $Revision: 1.4 $ $Date: 2005/05/27 13:58:02 $
*/
public abstract class AbstractHTTPManagedConnectionFactory
        implements ManagedConnectionFactory {

    /**
     * Returns a matched connection from the candidate set of connections.
     *
     * @param connections the candidate connections
     * @param principal   the security principal
     * @param info        the connection request info
     * @return the first acceptable match, or <code>null</code> if none is
     *         found
     * @throws ResourceException for any error
     */
    public ManagedConnection matchManagedConnections(List connections,
                                                     Principal principal,
                                                     ConnectionRequestInfo info)
            throws ResourceException {
        ManagedConnection result = null;

        if (info instanceof HTTPRequestInfo) {
            HTTPRequestInfo requestInfo = (HTTPRequestInfo) info;
            URI uri = URIHelper.convertHostToAddress(requestInfo.getURI());
            Iterator iterator = connections.iterator();
            while (iterator.hasNext()) {
                AbstractHTTPManagedConnection connection =
                        (AbstractHTTPManagedConnection) iterator.next();
                if (connection.hasPrincipal(principal)
                    && (uri.equals(connection.getRemoteURI())
                        || uri.equals(connection.getLocalURI()))) {
                    result = connection;
                    break;
                }
            }
        }
        return result;
    }

    /**
     * Returns a matched connection acceptor from the candidate set of
     * acceptors.
     *
     * @param acceptors the candidate connection acceptors
     * @param info      the connection request info
     * @return the first acceptable match, or <code>null</code> if none is
     *         found
     * @throws ResourceException for any error
     */
    public ManagedConnectionAcceptor matchManagedConnectionAcceptors(
            List acceptors, ConnectionRequestInfo info)
            throws ResourceException {
        ManagedConnectionAcceptor result = null;

        if (info instanceof SocketRequestInfo) {
            Iterator iterator = acceptors.iterator();
            while (iterator.hasNext()) {
                SocketManagedConnectionAcceptor acceptor =
                        (SocketManagedConnectionAcceptor) iterator.next();
                if (info.equals(acceptor.getRequestInfo())) {
                    result = acceptor;
                    break;
                }
            }
        }
        return result;
    }
}
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