content: /*
   * Copyright (C) 2017 The Android Open Source Project
   *
   * 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 com.example.android.persistence.migrations;
  
  import androidx.annotation.MainThread;
  
  /**
   * Callback called when the user was loaded from the repository.
   */
  public interface LoadUserCallback {
      /**
       * Method called when the user was loaded from the repository.
       *
       * @param user the user from repository.
       */
      @MainThread
      void onUserLoaded(User user);
  
      /**
       * Method called when there was no user in the repository.
       */
      @MainThread
      void onDataNotAvailable();
  }
  