/* | |
* 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. | |
*/ | |
#ifndef __MESSAGELISTENER_H__ | |
#define __MESSAGELISTENER_H__ | |
#include <limits.h> | |
#include "MQMessageExt.h" | |
#include "MQMessageQueue.h" | |
namespace rocketmq { | |
//<!*************************************************************************** | |
enum ConsumeStatus { | |
// consume success, msg will be cleard from memory | |
CONSUME_SUCCESS, | |
// consume fail, but will be re-consume by call messageLisenter again | |
RECONSUME_LATER | |
}; | |
/*enum ConsumeOrderlyStatus | |
{*/ | |
/** | |
* Success consumption | |
*/ | |
// SUCCESS, | |
/** | |
* Rollback consumption(only for binlog consumption) | |
*/ | |
// ROLLBACK, | |
/** | |
* Commit offset(only for binlog consumption) | |
*/ | |
// COMMIT, | |
/** | |
* Suspend current queue a moment | |
*/ | |
// SUSPEND_CURRENT_QUEUE_A_MOMENT | |
/*};*/ | |
enum MessageListenerType { messageListenerDefaultly = 0, messageListenerOrderly = 1, messageListenerConcurrently = 2 }; | |
//<!*************************************************************************** | |
class ROCKETMQCLIENT_API MQMessageListener { | |
public: | |
virtual ~MQMessageListener() {} | |
virtual ConsumeStatus consumeMessage(const std::vector<MQMessageExt>& msgs) = 0; | |
virtual MessageListenerType getMessageListenerType() { return messageListenerDefaultly; } | |
}; | |
class ROCKETMQCLIENT_API MessageListenerOrderly : public MQMessageListener { | |
public: | |
virtual ~MessageListenerOrderly() {} | |
virtual ConsumeStatus consumeMessage(const std::vector<MQMessageExt>& msgs) = 0; | |
virtual MessageListenerType getMessageListenerType() { return messageListenerOrderly; } | |
}; | |
class ROCKETMQCLIENT_API MessageListenerConcurrently : public MQMessageListener { | |
public: | |
virtual ~MessageListenerConcurrently() {} | |
virtual ConsumeStatus consumeMessage(const std::vector<MQMessageExt>& msgs) = 0; | |
virtual MessageListenerType getMessageListenerType() { return messageListenerConcurrently; } | |
}; | |
//<!*************************************************************************** | |
} //<!end namespace; | |
#endif |