text: ////////////////////////////////////////////////////////////////////////////////
  /// DISCLAIMER
  ///
  /// Copyright 2014-2021 ArangoDB GmbH, Cologne, Germany
  /// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
  ///
  /// 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.
  ///
  /// Copyright holder is ArangoDB GmbH, Cologne, Germany
  ///
  /// @author Kaveh Vahedipour
  /// @author Matthew Von-Maszewski
  ////////////////////////////////////////////////////////////////////////////////
  
  #ifndef ARANGOD_CLUSTER_MAINTENANCE_REST_HANDLER
  #define ARANGOD_CLUSTER_MAINTENANCE_REST_HANDLER 1
  
  #include "Cluster/Action.h"
  #include "RestHandler/RestBaseHandler.h"
  
  namespace arangodb {
  
  ////////////////////////////////////////////////////////////////////////////////
  /// @brief Object that directs processing of one user maintenance requests
  ////////////////////////////////////////////////////////////////////////////////
  
  class MaintenanceRestHandler : public RestBaseHandler {
   public:
    MaintenanceRestHandler(application_features::ApplicationServer&,
                           GeneralRequest*, GeneralResponse*);
  
   public:
    char const* name() const override { return "MaintenanceRestHandler"; }
  
    RequestLane lane() const override final {
      return RequestLane::CLIENT_FAST;
    }
  
    /// @brief Performs routing of request to appropriate subroutines
    RestStatus execute() override;
  
    //
    // Accessors
    //
    /// @brief retrieve parsed action description
    maintenance::ActionDescription const& getActionDesc() const {
      return *_actionDesc;
    };
  
    /// @brief retrieve unparsed action properties
    VPackBuilder const& getActionProp() const {
      return *(_actionDesc->properties());
    };
  
   protected:
    /// @brief POST conrol maintenance feature
    RestStatus postAction();
  
    /// @brief PUT method adds an Action to the worklist (or executes action
    /// directly)
    void putAction();
  
    /// @brief GET method returns worklist
    void getAction();
  
    /// @brief DELETE method shifts non-finished action to Failed list.
    ///  (finished actions are untouched)
    void deleteAction();
  
    /// @brief internal routine to convert PUT body into _actionDesc and
    /// _actionProp
    bool parsePutBody(VPackSlice const& parameters);
  
   protected:
    std::shared_ptr<maintenance::ActionDescription> _actionDesc;
  };
  }  // namespace arangodb
  
  #endif
  