extensions/http-curl/tests/ServerAwareHandler.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.
 */

#ifndef NIFI_MINIFI_CPP_SERVERAWAREHANDLER_H
#define NIFI_MINIFI_CPP_SERVERAWAREHANDLER_H

class ServerAwareHandler: public CivetHandler{
protected:
  void sleep_for(std::chrono::milliseconds time) {
    std::unique_lock<std::mutex> lock(mutex_);
    stop_signal_.wait_for(lock, time, [&] {return terminate_.load();});
  }

  bool isServerRunning() const {
    return !terminate_.load();
  }

public:
  void stop(){
    terminate_ = true;
    stop_signal_.notify_all();
  }

 private:
  std::mutex mutex_;
  std::condition_variable stop_signal_;
  std::atomic_bool terminate_{false};
};

#endif //NIFI_MINIFI_CPP_SERVERAWAREHANDLER_H