org.commonreality.participant.impl.handlers.ConnectionHandler.java Source code

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Here is the source code for org.commonreality.participant.impl.handlers.ConnectionHandler.java

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/*
 * Created on Feb 23, 2007 Copyright (C) 2001-6, Anthony Harrison anh23@pitt.edu
 * (jactr.org) This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of the License,
 * or (at your option) any later version. This library is distributed in the
 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even the
 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
 * the GNU Lesser General Public License for more details. You should have
 * received a copy of the GNU Lesser General Public License along with this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place, Suite 330, Boston, MA 02111-1307 USA
 */
package org.commonreality.participant.impl.handlers;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.commonreality.identifier.IIdentifier;
import org.commonreality.net.handler.IMessageHandler;
import org.commonreality.net.message.request.connect.ConnectionAcknowledgment;
import org.commonreality.net.session.ISessionInfo;
import org.commonreality.participant.impl.AbstractParticipant;

/**
 * @author developer
 */
public class ConnectionHandler implements IMessageHandler<ConnectionAcknowledgment> {
    /**
     * logger definition
     */
    static private final Log LOGGER = LogFactory.getLog(ConnectionHandler.class);

    private AbstractParticipant _participant;

    public ConnectionHandler(AbstractParticipant participant) {
        _participant = participant;
    }

    @Override
    public void accept(ISessionInfo<?> t, ConnectionAcknowledgment ack) {
        IIdentifier id = ack.getAssignedIdentifier();

        _participant.setCommonRealityIdentifier(ack.getSource());

        if (LOGGER.isDebugEnabled())
            LOGGER.debug("Got connection acknowledgement, our id : " + id);

        if (_participant.getIdentifier() != null)
            if (LOGGER.isWarnEnabled())
                LOGGER.warn("We already have a valid identifier, but we got an acknowledgment anyway?");

        /*
         * if id is null, we're about to crap out..
         */
        if (id == null) {
            if (LOGGER.isWarnEnabled())
                LOGGER.warn("Connection denied " + ack.getResponseMessage());

            throw new SecurityException("Connection denied : " + ack.getResponseMessage());
        }

        _participant.setIdentifier(id);

    }

    // public void handleMessage(IoSession session, IConnectionAcknowledgement
    // ack)
    // throws Exception
    // {
    // IIdentifier id = ack.getAssignedIdentifier();
    //
    // _participant.setCommonRealityIdentifier(ack.getSource());
    //
    // if (LOGGER.isDebugEnabled())
    // LOGGER.debug("Got connection acknowledgement, our id : " + id);
    //
    // if (_participant.getIdentifier() != null)
    // if (LOGGER.isWarnEnabled())
    // LOGGER
    // .warn("We already have a valid identifier, but we got an acknowledgment anyway?");
    //
    // /*
    // * if id is null, we're about to crap out..
    // */
    // if (id == null)
    // {
    // if (LOGGER.isWarnEnabled())
    // LOGGER.warn("Connection denied " + ack.getResponseMessage());
    //
    // throw new SecurityException("Connection denied : "
    // + ack.getResponseMessage());
    // }
    //
    // _participant.setIdentifier(id);
    // }

}