| /* |
| * |
| * 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.server.handler; |
| |
| import org.apache.log4j.Logger; |
| |
| import org.apache.qpid.AMQException; |
| import org.apache.qpid.exchange.ExchangeDefaults; |
| import org.apache.qpid.framing.AMQShortString; |
| import org.apache.qpid.framing.BasicPublishBody; |
| import org.apache.qpid.framing.abstraction.MessagePublishInfo; |
| import org.apache.qpid.protocol.AMQConstant; |
| import org.apache.qpid.server.AMQChannel; |
| import org.apache.qpid.server.exchange.Exchange; |
| import org.apache.qpid.server.protocol.AMQProtocolSession; |
| import org.apache.qpid.server.state.AMQStateManager; |
| import org.apache.qpid.server.state.StateAwareMethodListener; |
| import org.apache.qpid.server.virtualhost.VirtualHost; |
| |
| public class BasicPublishMethodHandler implements StateAwareMethodListener<BasicPublishBody> |
| { |
| private static final Logger _logger = Logger.getLogger(BasicPublishMethodHandler.class); |
| |
| private static final BasicPublishMethodHandler _instance = new BasicPublishMethodHandler(); |
| |
| |
| public static BasicPublishMethodHandler getInstance() |
| { |
| return _instance; |
| } |
| |
| private BasicPublishMethodHandler() |
| { |
| } |
| |
| public void methodReceived(AMQStateManager stateManager, BasicPublishBody body, int channelId) throws AMQException |
| { |
| AMQProtocolSession session = stateManager.getProtocolSession(); |
| if (_logger.isDebugEnabled()) |
| { |
| _logger.debug("Publish received on channel " + channelId); |
| } |
| |
| AMQShortString exchangeName = body.getExchange(); |
| // TODO: check the delivery tag field details - is it unique across the broker or per subscriber? |
| if (exchangeName == null) |
| { |
| exchangeName = ExchangeDefaults.DEFAULT_EXCHANGE_NAME; |
| } |
| |
| VirtualHost vHost = session.getVirtualHost(); |
| Exchange exch = vHost.getExchangeRegistry().getExchange(exchangeName); |
| // if the exchange does not exist we raise a channel exception |
| if (exch == null) |
| { |
| throw body.getChannelException(AMQConstant.NOT_FOUND, "Unknown exchange name"); |
| } |
| else |
| { |
| // The partially populated BasicDeliver frame plus the received route body |
| // is stored in the channel. Once the final body frame has been received |
| // it is routed to the exchange. |
| AMQChannel channel = session.getChannel(channelId); |
| |
| if (channel == null) |
| { |
| throw body.getChannelNotFoundException(channelId); |
| } |
| |
| MessagePublishInfo info = session.getMethodRegistry().getProtocolVersionMethodConverter().convertToInfo(body); |
| info.setExchange(exchangeName); |
| channel.setPublishFrame(info, exch); |
| } |
| } |
| |
| } |
| |
| |
| |