diff options
Diffstat (limited to 'qpid/java/broker/src/main/java/org/apache/qpid/server/handler/BasicConsumeMethodHandler.java')
| -rw-r--r-- | qpid/java/broker/src/main/java/org/apache/qpid/server/handler/BasicConsumeMethodHandler.java | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/BasicConsumeMethodHandler.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/BasicConsumeMethodHandler.java deleted file mode 100644 index 7cd4afdb77..0000000000 --- a/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/BasicConsumeMethodHandler.java +++ /dev/null @@ -1,169 +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.server.handler; - -import org.apache.log4j.Logger; -import org.apache.qpid.AMQException; -import org.apache.qpid.framing.*; -import org.apache.qpid.protocol.AMQConstant; -import org.apache.qpid.server.AMQChannel; -import org.apache.qpid.server.ConsumerTagNotUniqueException; -import org.apache.qpid.server.protocol.AMQProtocolSession; -import org.apache.qpid.server.queue.AMQQueue; -import org.apache.qpid.server.security.access.Permission; -import org.apache.qpid.server.state.AMQStateManager; -import org.apache.qpid.server.state.StateAwareMethodListener; -import org.apache.qpid.server.virtualhost.VirtualHost; - -public class BasicConsumeMethodHandler implements StateAwareMethodListener<BasicConsumeBody> -{ - private static final Logger _logger = Logger.getLogger(BasicConsumeMethodHandler.class); - - private static final BasicConsumeMethodHandler _instance = new BasicConsumeMethodHandler(); - - public static BasicConsumeMethodHandler getInstance() - { - return _instance; - } - - private BasicConsumeMethodHandler() - { - } - - public void methodReceived(AMQStateManager stateManager, BasicConsumeBody body, int channelId) throws AMQException - { - AMQProtocolSession session = stateManager.getProtocolSession(); - - - - - AMQChannel channel = session.getChannel(channelId); - - VirtualHost vHost = session.getVirtualHost(); - - if (channel == null) - { - throw body.getChannelNotFoundException(channelId); - } - else - { - if (_logger.isDebugEnabled()) - { - _logger.debug("BasicConsume: from '" + body.getQueue() + - "' for:" + body.getConsumerTag() + - " nowait:" + body.getNowait() + - " args:" + body.getArguments()); - } - - AMQQueue queue = body.getQueue() == null ? channel.getDefaultQueue() : vHost.getQueueRegistry().getQueue(body.getQueue().intern()); - - if (queue == null) - { - if (_logger.isDebugEnabled()) - { - _logger.debug("No queue for '" + body.getQueue() + "'"); - } - if (body.getQueue() != null) - { - String msg = "No such queue, '" + body.getQueue() + "'"; - throw body.getChannelException(AMQConstant.NOT_FOUND, msg); - } - else - { - String msg = "No queue name provided, no default queue defined."; - throw body.getConnectionException(AMQConstant.NOT_ALLOWED, msg); - } - } - else - { - - final AMQShortString consumerTagName; - - //Perform ACLs - vHost.getAccessManager().authorise(session, Permission.CONSUME, body, queue); - - if (body.getConsumerTag() != null) - { - consumerTagName = body.getConsumerTag().intern(); - } - else - { - consumerTagName = null; - } - - try - { - AMQShortString consumerTag = channel.subscribeToQueue(consumerTagName, queue, session, !body.getNoAck(), - body.getArguments(), body.getNoLocal(), body.getExclusive()); - if (!body.getNowait()) - { - MethodRegistry methodRegistry = session.getMethodRegistry(); - AMQMethodBody responseBody = methodRegistry.createBasicConsumeOkBody(consumerTag); - session.writeFrame(responseBody.generateFrame(channelId)); - - } - - //now allow queue to start async processing of any backlog of messages - queue.deliverAsync(); - } - catch (org.apache.qpid.AMQInvalidArgumentException ise) - { - _logger.debug("Closing connection due to invalid selector"); - - MethodRegistry methodRegistry = session.getMethodRegistry(); - AMQMethodBody responseBody = methodRegistry.createChannelCloseBody(AMQConstant.INVALID_ARGUMENT.getCode(), - new AMQShortString(ise.getMessage()), - body.getClazz(), - body.getMethod()); - session.writeFrame(responseBody.generateFrame(channelId)); - - - } - catch (ConsumerTagNotUniqueException e) - { - AMQShortString msg = new AMQShortString("Non-unique consumer tag, '" + body.getConsumerTag() + "'"); - - MethodRegistry methodRegistry = session.getMethodRegistry(); - AMQMethodBody responseBody = methodRegistry.createConnectionCloseBody(AMQConstant.NOT_ALLOWED.getCode(), // replyCode - msg, // replytext - body.getClazz(), - body.getMethod()); - session.writeFrame(responseBody.generateFrame(0)); - } - catch (AMQQueue.ExistingExclusiveSubscription e) - { - throw body.getChannelException(AMQConstant.ACCESS_REFUSED, - "Cannot subscribe to queue " - + queue.getName() - + " as it already has an existing exclusive consumer"); - } - catch (AMQQueue.ExistingSubscriptionPreventsExclusive e) - { - throw body.getChannelException(AMQConstant.ACCESS_REFUSED, - "Cannot subscribe to queue " - + queue.getName() - + " exclusively as it already has a consumer"); - } - - } - } - } -} |