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SocketTransport.java
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SocketTransport.java
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/*
* Copyright (c) 2002-2016 "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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.bolt.transport;
import io.netty.buffer.PooledByteBufAllocator;
import io.netty.channel.Channel;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.ssl.SslContext;
import java.util.function.BiFunction;
import org.neo4j.collection.primitive.PrimitiveLongObjectMap;
import org.neo4j.helpers.HostnamePort;
import org.neo4j.logging.LogProvider;
/**
* Implements a transport for the Neo4j Messaging Protocol that uses good old regular sockets.
*/
public class SocketTransport implements NettyServer.ProtocolInitializer
{
private final HostnamePort address;
private final SslContext sslCtx;
private LogProvider logging;
private final PrimitiveLongObjectMap<BiFunction<Channel,Boolean,BoltProtocol>> protocolVersions;
public SocketTransport( HostnamePort address, SslContext sslCtx, LogProvider logging,
PrimitiveLongObjectMap<BiFunction<Channel,Boolean,BoltProtocol>> protocolVersions )
{
this.address = address;
this.sslCtx = sslCtx;
this.logging = logging;
this.protocolVersions = protocolVersions;
}
@Override
public ChannelInitializer<SocketChannel> channelInitializer()
{
return new ChannelInitializer<SocketChannel>()
{
@Override
public void initChannel( SocketChannel ch ) throws Exception
{
ch.config().setAllocator( PooledByteBufAllocator.DEFAULT );
ch.pipeline().addLast( new TransportSelectionHandler( sslCtx, logging, protocolVersions ) );
}
};
}
@Override
public HostnamePort address()
{
return address;
}
}