text: /**
   *    Copyright (C) 2014 MongoDB Inc.
   *
   *    This program is free software: you can redistribute it and/or  modify
   *    it under the terms of the GNU Affero General Public License, version 3,
   *    as published by the Free Software Foundation.
   *
   *    This program is distributed in the hope that it will be useful,
   *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *    GNU Affero General Public License for more details.
   *
   *    You should have received a copy of the GNU Affero General Public License
   *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
   *
   *    As a special exception, the copyright holders give permission to link the
   *    code of portions of this program with the OpenSSL library under certain
   *    conditions as described in each individual source file and distribute
   *    linked combinations including the program with the OpenSSL library. You
   *    must comply with the GNU Affero General Public License in all respects for
   *    all of the code used other than as permitted herein. If you modify file(s)
   *    with this exception, you may extend this exception to your version of the
   *    file(s), but you are not obligated to do so. If you do not wish to do so,
   *    delete this exception statement from your version. If you delete this
   *    exception statement from all source files in the program, then also delete
   *    it in the license file.
   */
  
  #include "mongo/platform/basic.h"
  
  #include "mongo/db/service_context_noop.h"
  
  #include "mongo/db/operation_context_noop.h"
  #include "mongo/db/op_observer.h"
  #include "mongo/stdx/memory.h"
  
  namespace mongo {
  
      StorageEngine* ServiceContextNoop::getGlobalStorageEngine() {
          return NULL;
      }
  
      void ServiceContextNoop::initializeGlobalStorageEngine() {
      }
  
      void ServiceContextNoop::shutdownGlobalStorageEngineCleanly() {
      }
  
      void ServiceContextNoop::registerStorageEngine(const std::string& name,
                                                     const StorageEngine::Factory* factory) {
          // Takes ownership of 'factory' and deletes it because we don't need it.
          delete factory;
      }
  
      bool ServiceContextNoop::isRegisteredStorageEngine(const std::string& name) {
          return false;
      }
  
      StorageFactoriesIterator* ServiceContextNoop::makeStorageFactoriesIterator() {
          class EmptySFI : public StorageFactoriesIterator {
          public:
              virtual bool more() const { return false; }
              virtual const StorageEngine::Factory* next() { invariant(false); }
          };
          return new EmptySFI();
      }
  
      void ServiceContextNoop::setKillAllOperations() { }
  
      void ServiceContextNoop::unsetKillAllOperations() { }
  
      bool ServiceContextNoop::getKillAllOperations() {
          return false;
      }
  
      bool ServiceContextNoop::killOperation(unsigned int opId) {
          return false;
      }
  
      void ServiceContextNoop::killAllUserOperations(const OperationContext* txn) {}
  
      void ServiceContextNoop::registerKillOpListener(KillOpListenerInterface* listener) {
      }
  
      std::unique_ptr<OperationContext> ServiceContextNoop::_newOpCtx(Client* client) {
          return stdx::make_unique<OperationContextNoop>(client, _nextOpId.fetchAndAdd(1));
      }
  
      void ServiceContextNoop::setOpObserver(std::unique_ptr<OpObserver> opObserver) {
      }
  
      OpObserver* ServiceContextNoop::getOpObserver() {
          return nullptr;
      }
  }  // namespace mongo
  