| /* |
| * 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 _ACTIVEMQ_CORE_ACTIVEMQQUEUEBROWSER_H_ |
| #define _ACTIVEMQ_CORE_ACTIVEMQQUEUEBROWSER_H_ |
| |
| #include <activemq/util/Config.h> |
| |
| #include <cms/Queue.h> |
| #include <cms/QueueBrowser.h> |
| #include <cms/MessageEnumeration.h> |
| #include <activemq/commands/ConsumerId.h> |
| #include <activemq/commands/ActiveMQDestination.h> |
| #include <activemq/core/kernels/ActiveMQSessionKernel.h> |
| #include <decaf/lang/Pointer.h> |
| #include <decaf/util/concurrent/Mutex.h> |
| #include <decaf/util/concurrent/atomic/AtomicBoolean.h> |
| |
| #include <string> |
| |
| namespace activemq { |
| namespace core { |
| namespace kernels { |
| class ActiveMQConsumerKernel; |
| } |
| |
| class ActiveMQSession; |
| class Browser; |
| |
| using decaf::lang::Pointer; |
| |
| class AMQCPP_API ActiveMQQueueBrowser : public cms::QueueBrowser, |
| public cms::MessageEnumeration { |
| private: |
| |
| friend class Browser; |
| |
| activemq::core::kernels::ActiveMQSessionKernel* session; |
| Pointer<commands::ConsumerId> consumerId; |
| Pointer<commands::ActiveMQDestination> destination; |
| std::string selector; |
| bool dispatchAsync; |
| cms::Queue* queue; |
| decaf::util::concurrent::atomic::AtomicBoolean closed; |
| |
| mutable decaf::util::concurrent::Mutex mutex; |
| mutable decaf::util::concurrent::Mutex wait; |
| decaf::util::concurrent::atomic::AtomicBoolean browseDone; |
| |
| mutable Pointer<activemq::core::kernels::ActiveMQConsumerKernel> browser; |
| |
| private: |
| |
| ActiveMQQueueBrowser(const ActiveMQQueueBrowser&); |
| ActiveMQQueueBrowser& operator=(const ActiveMQQueueBrowser&); |
| |
| public: |
| |
| ActiveMQQueueBrowser(activemq::core::kernels::ActiveMQSessionKernel* session, |
| const Pointer<commands::ConsumerId>& consumerId, |
| const Pointer<commands::ActiveMQDestination>& destination, |
| const std::string& selector, |
| bool dispatchAsync); |
| |
| virtual ~ActiveMQQueueBrowser(); |
| |
| public: |
| |
| virtual const cms::Queue* getQueue() const; |
| |
| virtual std::string getMessageSelector() const; |
| |
| virtual cms::MessageEnumeration* getEnumeration(); |
| |
| virtual void close(); |
| |
| virtual bool hasMoreMessages(); |
| |
| virtual cms::Message* nextMessage(); |
| |
| private: |
| |
| void checkClosed(); |
| void notifyMessageAvailable(); |
| void waitForMessageAvailable(); |
| |
| Pointer<activemq::core::kernels::ActiveMQConsumerKernel> createConsumer(); |
| void destroyConsumer(); |
| |
| }; |
| |
| }} |
| |
| #endif /* _ACTIVEMQ_CORE_ACTIVEMQQUEUEBROWSER_H_ */ |