| /* |
| * |
| * 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.AMQConnectionClosedException; |
| import org.apache.qpid.QpidException; |
| import org.apache.qpid.AMQSecurityException; |
| import org.apache.qpid.client.AMQAuthenticationException; |
| import org.apache.qpid.client.protocol.AMQProtocolSession; |
| import org.apache.qpid.client.state.StateAwareMethodListener; |
| import org.apache.qpid.framing.AMQShortString; |
| import org.apache.qpid.framing.ConnectionCloseBody; |
| import org.apache.qpid.framing.ConnectionCloseOkBody; |
| import org.apache.qpid.protocol.ErrorCodes; |
| import org.apache.qpid.transport.ByteBufferSender; |
| import org.apache.qpid.transport.TransportException; |
| |
| public class ConnectionCloseMethodHandler implements StateAwareMethodListener<ConnectionCloseBody> |
| { |
| private static final Logger _logger = LoggerFactory.getLogger(ConnectionCloseMethodHandler.class); |
| |
| private static ConnectionCloseMethodHandler _handler = new ConnectionCloseMethodHandler(); |
| |
| public static ConnectionCloseMethodHandler getInstance() |
| { |
| return _handler; |
| } |
| |
| private ConnectionCloseMethodHandler() |
| { |
| } |
| |
| public void methodReceived(AMQProtocolSession session, ConnectionCloseBody method, int channelId) |
| throws QpidException |
| { |
| _logger.info("ConnectionClose frame received"); |
| |
| int replyCode = method.getReplyCode(); |
| AMQShortString reason = method.getReplyText(); |
| |
| QpidException error = null; |
| |
| try |
| { |
| |
| ConnectionCloseOkBody closeOkBody = session.getMethodRegistry().createConnectionCloseOkBody(); |
| // TODO: check whether channel id of zero is appropriate |
| // Be aware of possible changes to parameter order as versions change. |
| session.writeFrame(closeOkBody.generateFrame(0)); |
| |
| if (replyCode != ErrorCodes.REPLY_SUCCESS) |
| { |
| if (replyCode == ErrorCodes.NOT_ALLOWED) |
| { |
| _logger.info("Error :" + replyCode + ":" + Thread.currentThread().getName()); |
| |
| error = new AMQAuthenticationException(reason == null ? null : reason.toString(), null); |
| } |
| else if (replyCode == ErrorCodes.ACCESS_REFUSED) |
| { |
| _logger.info("Error :" + replyCode + ":" + Thread.currentThread().getName()); |
| |
| error = new AMQSecurityException(reason == null ? null : reason.toString(), null); |
| } |
| else |
| { |
| _logger.info("Connection close received with error code " + replyCode); |
| |
| error = new AMQConnectionClosedException(replyCode, "Error: " + reason, null); |
| } |
| } |
| } |
| finally |
| { |
| ByteBufferSender sender = session.getSender(); |
| |
| if (error != null) |
| { |
| session.notifyError(error); |
| } |
| |
| // 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. |
| } |
| } |
| } |
| |
| } |