00001 /* 00002 * Licensed to the Apache Software Foundation (ASF) under one or more 00003 * contributor license agreements. See the NOTICE file distributed with 00004 * this work for additional information regarding copyright ownership. 00005 * The ASF licenses this file to You under the Apache License, Version 2.0 00006 * (the "License"); you may not use this file except in compliance with 00007 * the License. You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 */ 00017 00018 #ifndef _ACTIVEMQ_THREADS_SCHEDULER_H_ 00019 #define _ACTIVEMQ_THREADS_SCHEDULER_H_ 00020 00021 #include <activemq/util/Config.h> 00022 #include <activemq/util/ServiceSupport.h> 00023 00024 #include <decaf/lang/Runnable.h> 00025 #include <decaf/util/Timer.h> 00026 #include <decaf/util/StlMap.h> 00027 #include <decaf/util/concurrent/Mutex.h> 00028 00029 #include <string> 00030 00031 namespace activemq { 00032 namespace threads { 00033 00040 class AMQCPP_API Scheduler : public activemq::util::ServiceSupport { 00041 private: 00042 00043 decaf::util::concurrent::Mutex mutex; 00044 std::string name; 00045 decaf::util::Timer* timer; 00046 decaf::util::StlMap<decaf::lang::Runnable*, decaf::util::TimerTask*> tasks; 00047 00048 private: 00049 00050 Scheduler(const Scheduler&); 00051 Scheduler& operator= (const Scheduler&); 00052 00053 public: 00054 00055 Scheduler(const std::string& name); 00056 00057 virtual ~Scheduler(); 00058 00059 public: 00060 00061 void executePeriodically(decaf::lang::Runnable* task, long long period, bool ownsTask = true); 00062 00063 void schedualPeriodically(decaf::lang::Runnable* task, long long period, bool ownsTask = true); 00064 00065 void cancel(decaf::lang::Runnable* task); 00066 00067 void executeAfterDelay(decaf::lang::Runnable* task, long long delay, bool ownsTask = true); 00068 00069 void shutdown(); 00070 00071 protected: 00072 00073 virtual void doStart(); 00074 00075 virtual void doStop(activemq::util::ServiceStopper* stopper); 00076 00077 }; 00078 00079 }} 00080 00081 #endif /* _ACTIVEMQ_THREADS_SCHEDULER_H_ */
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