/**
 * Copyright 2014-2015, 2020-2024 Centreon
 *
 * 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.
 *
 * For more information : contact@centreon.com
 */

#ifndef CCB_BAM_EVENT_CACHE_VISITOR_HH
#define CCB_BAM_EVENT_CACHE_VISITOR_HH

#include "com/centreon/broker/io/stream.hh"

namespace com::centreon::broker::bam {
/**
 *  @class event_cache_visitor event_cache_visitor.hh
 * "com/centreon/broker/bam/event_cache_visitor.hh"
 *  @brief event_cache_visitor cache the events
 *
 *  This class caches the events and commit them to the multiplexing in
 *  this order: others, ba_events, kpi_events.
 */
class event_cache_visitor : public io::stream {
  std::vector<std::shared_ptr<io::data>> _others;
  std::vector<std::shared_ptr<io::data>> _ba_events;
  std::vector<std::shared_ptr<io::data>> _kpi_events;

 public:
  event_cache_visitor();
  ~event_cache_visitor() noexcept = default;
  event_cache_visitor(const event_cache_visitor&) = delete;
  event_cache_visitor& operator=(const event_cache_visitor&) = delete;
  void commit_to(io::stream& to);
  virtual bool read(std::shared_ptr<io::data>& d, time_t deadline) override;
  virtual int write(std::shared_ptr<io::data> const& d) override;
  int32_t stop() override { return 0; }
};
}  // namespace com::centreon::broker::bam

#endif  // !CCB_BAM_EVENT_CACHE_VISITOR_HH
