LogHandler.h

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/*
 * Copyright 2017-present Facebook, Inc.
 *
 * 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.
 */
#pragma once

#include <atomic>

#include <folly/logging/LogLevel.h>

namespace folly {

class LogCategory;
class LogHandlerConfig;
class LogMessage;

class LogHandler {
 public:
  virtual ~LogHandler() = default;

  virtual void handleMessage(
      const LogMessage& message,
      const LogCategory* handlerCategory) = 0;

  virtual void flush() = 0;

  virtual LogHandlerConfig getConfig() const = 0;
};
} // namespace folly