/**
 * Copyright (c) 2002-2012 "Neo Technology,"
 * Network Engine for Objects in Lund AB [http://neotechnology.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.backup;

import java.io.IOException;

import org.jboss.netty.channel.Channel;
import org.neo4j.backup.BackupClient.BackupRequestType;
import org.neo4j.com.Client;
import org.neo4j.com.Protocol;
import org.neo4j.com.RequestContext;
import org.neo4j.com.RequestType;
import org.neo4j.com.Server;
import org.neo4j.com.TxChecksumVerifier;
import org.neo4j.kernel.impl.util.StringLogger;

class BackupServer extends Server<TheBackupInterface, Object>
{
    static final byte PROTOCOL_VERSION = 1;
    private final BackupRequestType[] contexts = BackupRequestType.values();
    static int DEFAULT_PORT = DEFAULT_BACKUP_PORT;
    static final int FRAME_LENGTH = Protocol.MEGA*4;

    public BackupServer( TheBackupInterface requestTarget, final int port, StringLogger logger ) throws IOException
    {
        super( requestTarget, new Configuration()
        {
            @Override
            public long getOldChannelThreshold()
            {
                return Client.DEFAULT_READ_RESPONSE_TIMEOUT_SECONDS*1000;
            }

            @Override
            public int getMaxConcurrentTransactions()
            {
                return DEFAULT_MAX_NUMBER_OF_CONCURRENT_TRANSACTIONS;
            }

            @Override
            public int getPort()
            {
                return port;
            }

            @Override
            public int getChunkSize()
            {
                return FRAME_LENGTH;
            }

            @Override
            public String getServerAddress()
            {
                return null;
            }
        }, logger, FRAME_LENGTH, PROTOCOL_VERSION,
                TxChecksumVerifier.ALWAYS_MATCH );
    }

    @Override
    protected void responseWritten( RequestType<TheBackupInterface> type, Channel channel,
            RequestContext context )
    {
    }

    @Override
    protected RequestType<TheBackupInterface> getRequestContext( byte id )
    {
        return contexts[id];
    }

    @Override
    protected void finishOffChannel( Channel channel, RequestContext context )
    {
    }
}