| /* |
| * Copyright 2018 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.android.car.arch.common; |
| |
| /** |
| * Class that holds data with a loading state. |
| * |
| * @param <T> the output data type |
| */ |
| public class FutureData<T> { |
| |
| private final boolean mIsLoading; |
| private final T mData; |
| |
| public FutureData(boolean isLoading, T data) { |
| mIsLoading = isLoading; |
| mData = data; |
| } |
| |
| /** |
| * Gets if the data is in the process of being loaded |
| */ |
| public boolean isLoading() { |
| return mIsLoading; |
| } |
| |
| /** |
| * Gets the data, if done loading. If currently loading, returns null |
| */ |
| public T getData() { |
| return mData; |
| } |
| } |