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#ifndef QPID_CLUSTER_QUEUEHANDLER_H
#define QPID_CLUSTER_QUEUEHANDLER_H
/*
*
* 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.
*
*/
#include "HandlerBase.h"
#include "qpid/framing/AMQP_AllOperations.h"
#include "boost/shared_ptr.hpp"
#include "boost/intrusive_ptr.hpp"
#include <map>
namespace qpid {
namespace broker {
class Queue;
class QueuedMessage;
}
namespace cluster {
class EventHandler;
class QueueReplica;
class Multicaster;
class Group;
class Settings;
/**
* Handler for queue subscription events.
*
* THREAD UNSAFE: only accessed in cluster deliver thread, on delivery
* of queue controls and also from WiringHandler on delivery of queue
* create.
*/
class QueueHandler : public framing::AMQP_AllOperations::ClusterQueueHandler,
public HandlerBase
{
public:
QueueHandler(Group&, Settings&);
bool handle(const framing::AMQFrame& body);
// Events
void subscribe(const std::string& queue);
void unsubscribe(const std::string& queue, bool resubscribe);
void consumed(const std::string& queue,
const framing::SequenceSet& acquired,
const framing::SequenceSet& dequeued);
void left(const MemberId&);
void add(broker::Queue&);
void remove(broker::Queue&);
private:
typedef std::map<std::string, boost::intrusive_ptr<QueueReplica> > QueueMap;
boost::intrusive_ptr<QueueReplica> find(const std::string& queue);
QueueMap queues;
Group& group;
size_t consumeTicks;
};
}} // namespace qpid::cluster
#endif /*!QPID_CLUSTER_QUEUEHANDLER_H*/
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