| /** |
| * Copyright 2016 Yahoo Inc. |
| * |
| * Licensed 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. |
| */ |
| |
| #ifndef PULSAR_PARTITIONED_CONSUMER_HEADER |
| #define PULSAR_PARTITIONED_CONSUMER_HEADER |
| #include "ConsumerImpl.h" |
| #include "ClientImpl.h" |
| #include "DestinationName.h" |
| #include <vector> |
| #include <boost/shared_ptr.hpp> |
| #include <boost/thread/mutex.hpp> |
| #include "boost/enable_shared_from_this.hpp" |
| #include "ConsumerImplBase.h" |
| #include "lib/UnAckedMessageTrackerDisabled.h" |
| namespace pulsar { |
| class PartitionedConsumerImpl; |
| class PartitionedConsumerImpl: public ConsumerImplBase, public boost::enable_shared_from_this<PartitionedConsumerImpl> { |
| public: |
| enum PartitionedConsumerState { |
| Pending, |
| Ready, |
| Closing, |
| Closed, |
| Failed |
| }; |
| PartitionedConsumerImpl(ClientImplPtr client, |
| const std::string& subscriptionName, |
| const DestinationNamePtr destinationName, |
| const unsigned int numPartitions, |
| const ConsumerConfiguration& conf); |
| virtual ~PartitionedConsumerImpl (); |
| virtual Future<Result, ConsumerImplBaseWeakPtr> getConsumerCreatedFuture(); |
| virtual const std::string& getSubscriptionName() const; |
| virtual const std::string& getTopic() const; |
| virtual Result receive(Message& msg); |
| virtual Result receive(Message& msg, int timeout); |
| virtual void unsubscribeAsync(ResultCallback callback); |
| virtual void acknowledgeAsync(const MessageId& msgId, ResultCallback callback); |
| virtual void acknowledgeCumulativeAsync(const MessageId& msgId, ResultCallback callback); |
| virtual void closeAsync(ResultCallback callback); |
| virtual void start(); |
| virtual void shutdown(); |
| virtual bool isClosed(); |
| virtual bool isOpen(); |
| virtual Result pauseMessageListener(); |
| virtual Result resumeMessageListener(); |
| virtual void redeliverUnacknowledgedMessages(); |
| virtual const std::string& getName() const; |
| virtual int getNumOfPrefetchedMessages() const ; |
| virtual Result getConsumerStats(BrokerConsumerStats& brokerConsumerStats, int partitionIndex); |
| private: |
| const ClientImplPtr client_; |
| const std::string subscriptionName_; |
| const DestinationNamePtr destinationName_; |
| unsigned int numPartitions_; |
| unsigned int numConsumersCreated_; |
| const ConsumerConfiguration conf_; |
| typedef std::vector<ConsumerImplPtr> ConsumerList; |
| ConsumerList consumers_; |
| boost::mutex mutex_; |
| PartitionedConsumerState state_; |
| unsigned int unsubscribedSoFar_; |
| BlockingQueue<Message> messages_; |
| ExecutorServicePtr listenerExecutor_; |
| MessageListener messageListener_; |
| const std::string topic_; |
| const std::string name_; |
| const std::string partitionStr_; |
| /* methods */ |
| void setState(PartitionedConsumerState state); |
| void handleUnsubscribeAsync(Result result, |
| unsigned int consumerIndex, |
| ResultCallback callback); |
| void handleSinglePartitionConsumerCreated(Result result, |
| ConsumerImplBaseWeakPtr consumerImplBaseWeakPtr, |
| unsigned int partitionIndex); |
| void handleSinglePartitionConsumerClose(Result result, unsigned int partitionIndex, CloseCallback callback); |
| void notifyResult(CloseCallback closeCallback); |
| void messageReceived(Consumer consumer, const Message& msg); |
| void internalListener(Consumer consumer); |
| void receiveMessages(); |
| Promise<Result, ConsumerImplBaseWeakPtr> partitionedConsumerCreatedPromise_; |
| UnAckedMessageTrackerScopedPtr unAckedMessageTrackerPtr_; |
| }; |
| typedef boost::weak_ptr<PartitionedConsumerImpl> PartitionedConsumerImplWeakPtr; |
| typedef boost::shared_ptr<PartitionedConsumerImpl> PartitionedConsumerImplPtr; |
| } |
| #endif //PULSAR_PARTITIONED_CONSUMER_HEADER |