| /* |
| * |
| * 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.handler; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.qpid.QpidException; |
| import org.apache.qpid.client.failover.ConnectionRedirectException; |
| import org.apache.qpid.client.protocol.AMQProtocolSession; |
| import org.apache.qpid.client.state.StateAwareMethodListener; |
| import org.apache.qpid.framing.ConnectionRedirectBody; |
| import org.apache.qpid.transport.ByteBufferSender; |
| import org.apache.qpid.transport.TransportException; |
| |
| public class ConnectionRedirectMethodHandler implements StateAwareMethodListener<ConnectionRedirectBody> |
| { |
| private static final Logger _logger = LoggerFactory.getLogger(ConnectionRedirectMethodHandler.class); |
| |
| private static final int DEFAULT_REDIRECT_PORT = 5672; |
| |
| private static ConnectionRedirectMethodHandler _handler = new ConnectionRedirectMethodHandler(); |
| |
| public static ConnectionRedirectMethodHandler getInstance() |
| { |
| return _handler; |
| } |
| |
| private ConnectionRedirectMethodHandler() |
| { } |
| |
| public void methodReceived(AMQProtocolSession session, ConnectionRedirectBody method, int channelId) |
| throws QpidException |
| { |
| _logger.info("ConnectionRedirect frame received"); |
| |
| String host = method.getHost().toString(); |
| // the host is in the form hostname:port with the port being optional |
| int portIndex = host.indexOf(':'); |
| |
| int port; |
| if (portIndex == -1) |
| { |
| port = DEFAULT_REDIRECT_PORT; |
| } |
| else |
| { |
| port = Integer.parseInt(host.substring(portIndex + 1)); |
| host = host.substring(0, portIndex); |
| |
| } |
| |
| session.notifyError(new ConnectionRedirectException(host,port)); |
| |
| ByteBufferSender sender = session.getSender(); |
| |
| // Close the open TCP connection |
| try |
| { |
| sender.close(); |
| } |
| catch(TransportException e) |
| { |
| //Ignore, they are already logged by the Sender and this |
| //is a connection-close being processed by the IoReceiver |
| //which will as it closes initiate failover if necessary. |
| } |
| } |
| |
| } |