/*
* This file is part of FFMQ.
*
* FFMQ 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 of the License, or
* (at your option) any later version.
*
* FFMQ 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 FFMQ; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.timewalker.ffmq3.transport;
import java.net.URI;
import net.timewalker.ffmq3.client.ClientEnvironment;
import net.timewalker.ffmq3.transport.tcp.io.TcpPacketTransport;
import net.timewalker.ffmq3.transport.tcp.nio.NIOTcpPacketTransport;
import net.timewalker.ffmq3.utils.Settings;
/**
* PacketTransportFactory
*/
public class PacketTransportFactory
{
private static PacketTransportFactory instance = null;
/**
* Get the singleton instance
*/
public static synchronized PacketTransportFactory getInstance()
{
if (instance == null)
instance = new PacketTransportFactory();
return instance;
}
//----------------------------------------------------------------------------
/**
* Constructor (private)
*/
private PacketTransportFactory()
{
// Nothing
}
/**
* Create a packet transport instance to handle the given URI
*/
public PacketTransport createPacketTransport( String id , URI transportURI , Settings settings ) throws PacketTransportException
{
String protocol = transportURI.getScheme();
if (protocol == null)
protocol = PacketTransportType.TCP; // Default protocol
if (protocol.equals(PacketTransportType.TCP) ||
protocol.equals(PacketTransportType.TCPS))
{
return new TcpPacketTransport(id,transportURI,settings);
}
if (protocol.equals(PacketTransportType.TCPNIO))
{
return new NIOTcpPacketTransport(id,ClientEnvironment.getMultiplexer(),transportURI,settings);
}
throw new PacketTransportException("Unsupported transport protocol : "+protocol);
}
}