content: /**
   * 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.
   */
  package org.apache.aurora.scheduler.app.local;
  
  import javax.inject.Inject;
  
  import org.apache.aurora.scheduler.storage.Storage;
  import org.apache.aurora.scheduler.storage.Storage.MutateWork.NoResult.Quiet;
  import org.apache.aurora.scheduler.storage.Storage.NonVolatileStorage;
  
  /**
   * A storage system that implements non-volatile storage operations, but is actually volatile.
   */
  public class FakeNonVolatileStorage implements NonVolatileStorage {
    private final Storage delegate;
  
    @Inject
    FakeNonVolatileStorage(Storage delegate) {
      this.delegate = delegate;
    }
  
    @Override
    public void stop() {
      // No-op.
    }
  
    @Override
    public void start(Quiet initializationLogic) throws StorageException {
      // No-op.
    }
  
    @Override
    public void prepare() throws StorageException {
      delegate.prepare();
    }
  
    @Override
    public <T, E extends Exception> T write(MutateWork<T, E> work) throws StorageException, E {
      return delegate.write(work);
    }
  
    @Override
    public <T, E extends Exception> T read(Work<T, E> work) throws StorageException, E {
      return delegate.read(work);
    }
  }
  