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Diffstat (limited to 'qpid/cpp/src/qpid/replication/ReplicatingEventListener.h')
-rw-r--r-- | qpid/cpp/src/qpid/replication/ReplicatingEventListener.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/replication/ReplicatingEventListener.h b/qpid/cpp/src/qpid/replication/ReplicatingEventListener.h new file mode 100644 index 0000000000..74418d00e6 --- /dev/null +++ b/qpid/cpp/src/qpid/replication/ReplicatingEventListener.h @@ -0,0 +1,78 @@ +#ifndef QPID_REPLICATION_REPLICATINGEVENTLISTENER_H +#define QPID_REPLICATION_REPLICATINGEVENTLISTENER_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 "qpid/Plugin.h" +#include "qpid/Options.h" +#include "qpid/broker/Exchange.h" +#include "qpid/broker/Message.h" +#include "qpid/broker/Queue.h" +#include "qpid/broker/QueueEvents.h" +#include "qpid/framing/FieldTable.h" +#include "qpid/framing/SequenceNumber.h" + +namespace qpid { +namespace replication { + +/** + * An event listener plugin that records queue events as messages on a + * replication queue, from where they can be consumed (e.g. by an + * inter-broker link to the corresponding QueueReplicationExchange + * plugin. + */ +class ReplicatingEventListener : public Plugin +{ + public: + Options* getOptions(); + void earlyInitialize(Plugin::Target& target); + void initialize(Plugin::Target& target); + void handle(qpid::broker::QueueEvents::Event); + private: + struct PluginOptions : public Options + { + std::string queue; + std::string exchange; + std::string exchangeType; + std::string name; + bool createQueue; + + PluginOptions(); + }; + + PluginOptions options; + qpid::broker::Queue::shared_ptr queue; + qpid::broker::Exchange::shared_ptr exchange; + + void deliverDequeueMessage(const qpid::broker::QueuedMessage& enqueued); + void deliverEnqueueMessage(const qpid::broker::QueuedMessage& enqueued); + void route(boost::intrusive_ptr<qpid::broker::Message>); + void shutdown(); + + boost::intrusive_ptr<qpid::broker::Message> createMessage(const qpid::framing::FieldTable& headers); + boost::intrusive_ptr<qpid::broker::Message> cloneMessage(qpid::broker::Queue& queue, + boost::intrusive_ptr<qpid::broker::Message> original); +}; + +}} // namespace qpid::replication + +#endif /*!QPID_REPLICATION_REPLICATINGEVENTLISTENER_H*/ |