diff options
Diffstat (limited to 'M4-RCs/qpid/java/client/src/main/java/org/apache/qpid/client/transport/TransportConnection.java')
| -rw-r--r-- | M4-RCs/qpid/java/client/src/main/java/org/apache/qpid/client/transport/TransportConnection.java | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/M4-RCs/qpid/java/client/src/main/java/org/apache/qpid/client/transport/TransportConnection.java b/M4-RCs/qpid/java/client/src/main/java/org/apache/qpid/client/transport/TransportConnection.java deleted file mode 100644 index 6c12821c74..0000000000 --- a/M4-RCs/qpid/java/client/src/main/java/org/apache/qpid/client/transport/TransportConnection.java +++ /dev/null @@ -1,335 +0,0 @@ -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - * - */ -package org.apache.qpid.client.transport; - -import org.apache.mina.common.IoConnector; -import org.apache.mina.common.IoHandlerAdapter; -import org.apache.mina.common.IoServiceConfig; -import org.apache.mina.transport.socket.nio.ExistingSocketConnector; -import org.apache.mina.transport.socket.nio.MultiThreadSocketConnector; -import org.apache.mina.transport.socket.nio.SocketConnector; -import org.apache.mina.transport.vmpipe.VmPipeAcceptor; -import org.apache.mina.transport.vmpipe.VmPipeAddress; -import org.apache.qpid.client.vmbroker.AMQVMBrokerCreationException; -import org.apache.qpid.jms.BrokerDetails; -import org.apache.qpid.pool.ReadWriteThreadModel; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import java.io.IOException; -import java.util.HashMap; -import java.util.Map; -import java.util.concurrent.ConcurrentHashMap; -import java.net.Socket; - -/** - * The TransportConnection is a helper class responsible for connecting to an AMQ server. It sets up the underlying - * connector, which currently always uses TCP/IP sockets. It creates the "protocol handler" which deals with MINA - * protocol events. <p/> Could be extended in future to support different transport types by turning this into concrete - * class/interface combo. - */ -public class TransportConnection -{ - private static ITransportConnection _instance; - - private static Map _inVmPipeAddress = new HashMap(); - private static VmPipeAcceptor _acceptor; - private static int _currentInstance = -1; - private static int _currentVMPort = -1; - - private static final int TCP = 0; - private static final int VM = 1; - private static final int SOCKET = 2; - - private static Logger _logger = LoggerFactory.getLogger(TransportConnection.class); - - private static final String DEFAULT_QPID_SERVER = "org.apache.qpid.server.protocol.AMQPFastProtocolHandler"; - - private static Map<String, Socket> _openSocketRegister = new ConcurrentHashMap<String, Socket>(); - - public static void registerOpenSocket(String socketID, Socket openSocket) - { - _openSocketRegister.put(socketID, openSocket); - } - - public static Socket removeOpenSocket(String socketID) - { - return _openSocketRegister.remove(socketID); - } - - public static synchronized ITransportConnection getInstance(BrokerDetails details) throws AMQTransportConnectionException - { - int transport = getTransport(details.getTransport()); - - if (transport == -1) - { - throw new AMQNoTransportForProtocolException(details, null, null); - } - - switch (transport) - { - case SOCKET: - return new SocketTransportConnection(new SocketTransportConnection.SocketConnectorFactory() - { - public IoConnector newSocketConnector() - { - return new ExistingSocketConnector(); - } - }); - case TCP: - return new SocketTransportConnection(new SocketTransportConnection.SocketConnectorFactory() - { - public IoConnector newSocketConnector() - { - SocketConnector result; - // FIXME - this needs to be sorted to use the new Mina MultiThread SA. - if (Boolean.getBoolean("qpidnio")) - { - _logger.warn("Using Qpid MultiThreaded NIO - " + (System.getProperties().containsKey("qpidnio") - ? "Qpid NIO is new default" - : "Sysproperty 'qpidnio' is set")); - result = new MultiThreadSocketConnector(); - } - else - { - _logger.info("Using Mina NIO"); - result = new SocketConnector(); // non-blocking connector - } - // Don't have the connector's worker thread wait around for other connections (we only use - // one SocketConnector per connection at the moment anyway). This allows short-running - // clients (like unit tests) to complete quickly. - result.setWorkerTimeout(0); - return result; - } - }); - case VM: - { - return getVMTransport(details, Boolean.getBoolean("amqj.AutoCreateVMBroker")); - } - default: - throw new AMQNoTransportForProtocolException(details, "Transport not recognised:" + transport, null); - } - } - - private static int getTransport(String transport) - { - if (transport.equals(BrokerDetails.SOCKET)) - { - return SOCKET; - } - - if (transport.equals(BrokerDetails.TCP)) - { - return TCP; - } - - if (transport.equals(BrokerDetails.VM)) - { - return VM; - } - - return -1; - } - - private static ITransportConnection getVMTransport(BrokerDetails details, boolean AutoCreate) - throws AMQVMBrokerCreationException - { - int port = details.getPort(); - - synchronized (_inVmPipeAddress) - { - if (!_inVmPipeAddress.containsKey(port)) - { - if (AutoCreate) - { - if (AutoCreate) - { - _logger.warn("Auto Creating InVM Broker on port:" + port); - createVMBroker(port); - } - else - { - throw new AMQVMBrokerCreationException(null, port, "VM Broker on port " + port - + " does not exist. Auto create disabled.", null); - } - } - else - { - throw new AMQVMBrokerCreationException(null, port, "VM Broker on port " + port - + " does not exist. Auto create disabled.", null); - } - } - } - - return new VmPipeTransportConnection(port); - } - - public static void createVMBroker(int port) throws AMQVMBrokerCreationException - { - if (_acceptor == null) - { - _acceptor = new VmPipeAcceptor(); - - IoServiceConfig config = _acceptor.getDefaultConfig(); - - config.setThreadModel(ReadWriteThreadModel.getInstance()); - } - synchronized (_inVmPipeAddress) - { - - if (!_inVmPipeAddress.containsKey(port)) - { - _logger.info("Creating InVM Qpid.AMQP listening on port " + port); - IoHandlerAdapter provider = null; - try - { - VmPipeAddress pipe = new VmPipeAddress(port); - - provider = createBrokerInstance(port); - - _acceptor.bind(pipe, provider); - - _inVmPipeAddress.put(port, pipe); - _logger.info("Created InVM Qpid.AMQP listening on port " + port); - } - catch (IOException e) - { - _logger.error("Got IOException.", e); - - // Try and unbind provider - try - { - VmPipeAddress pipe = new VmPipeAddress(port); - - try - { - _acceptor.unbind(pipe); - } - catch (Exception ignore) - { - // ignore - } - - if (provider == null) - { - provider = createBrokerInstance(port); - } - - _acceptor.bind(pipe, provider); - _inVmPipeAddress.put(port, pipe); - _logger.info("Created InVM Qpid.AMQP listening on port " + port); - } - catch (IOException justUseFirstException) - { - String because; - if (e.getCause() == null) - { - because = e.toString(); - } - else - { - because = e.getCause().toString(); - } - - throw new AMQVMBrokerCreationException(null, port, because + " Stopped binding of InVM Qpid.AMQP", e); - } - } - - } - else - { - _logger.info("InVM Qpid.AMQP on port " + port + " already exits."); - } - } - } - - private static IoHandlerAdapter createBrokerInstance(int port) throws AMQVMBrokerCreationException - { - String protocolProviderClass = System.getProperty("amqj.protocolprovider.class", DEFAULT_QPID_SERVER); - _logger.info("Creating Qpid protocol provider: " + protocolProviderClass); - - // can't use introspection to get Provider as it is a server class. - // need to go straight to IoHandlerAdapter but that requries the queues and exchange from the ApplicationRegistry which we can't access. - - // get right constructor and pass in instancec ID - "port" - IoHandlerAdapter provider; - try - { - Class[] cnstr = {Integer.class}; - Object[] params = {port}; - provider = (IoHandlerAdapter) Class.forName(protocolProviderClass).getConstructor(cnstr).newInstance(params); - // Give the broker a second to create - _logger.info("Created VMBroker Instance:" + port); - } - catch (Exception e) - { - _logger.info("Unable to create InVM Qpid.AMQP on port " + port + ". Because: " + e.getCause()); - String because; - if (e.getCause() == null) - { - because = e.toString(); - } - else - { - because = e.getCause().toString(); - } - - AMQVMBrokerCreationException amqbce = - new AMQVMBrokerCreationException(null, port, because + " Stopped InVM Qpid.AMQP creation", e); - throw amqbce; - } - - return provider; - } - - public static void killAllVMBrokers() - { - _logger.info("Killing all VM Brokers"); - if (_acceptor != null) - { - _acceptor.unbindAll(); - } - synchronized (_inVmPipeAddress) - { - _inVmPipeAddress.clear(); - } - _acceptor = null; - _currentInstance = -1; - _currentVMPort = -1; - } - - public static void killVMBroker(int port) - { - synchronized (_inVmPipeAddress) - { - VmPipeAddress pipe = (VmPipeAddress) _inVmPipeAddress.get(port); - if (pipe != null) - { - _logger.info("Killing VM Broker:" + port); - _inVmPipeAddress.remove(port); - // This does need to be sychronized as otherwise mina can hang - // if a new connection is made - _acceptor.unbind(pipe); - } - } - } - -} |