import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
/**
 * @deprecated please using {@link #setupOnApplicationOnCreate(Application)} instead.
 */
public static void init(final Context context,
                        final DownloadMgrInitialParams.InitCustomMaker maker) {
    if (FileDownloadLog.NEED_LOG) {
        FileDownloadLog.d(FileDownloader.class, "init Downloader with params: %s %s",
                context, maker);
    }

    if (context == null) {
        throw new IllegalArgumentException("the provided context must not be null!");
    }

    FileDownloadHelper.holdContext(context.getApplicationContext());

    CustomComponentHolder.getImpl().setInitCustomMaker(maker);
}
 

import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
/**
 * @deprecated please using {@link #setupOnApplicationOnCreate(Application)} instead.
 */
public static void init(final Context context,
                        final DownloadMgrInitialParams.InitCustomMaker maker) {
    if (FileDownloadLog.NEED_LOG) {
        FileDownloadLog.d(FileDownloader.class, "init Downloader with params: %s %s",
                context, maker);
    }

    if (context == null)
        throw new IllegalArgumentException("the provided context must not be null!");

    FileDownloadHelper.holdContext(context.getApplicationContext());

    CustomComponentHolder.getImpl().setInitCustomMaker(maker);
}
 

import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
public void setInitCustomMaker(DownloadMgrInitialParams.InitCustomMaker initCustomMaker) {
    synchronized (this) {
        initialParams = new DownloadMgrInitialParams(initCustomMaker);
        connectionCreator = null;
        outputStreamCreator = null;
        database = null;
        idGenerator = null;
    }
}
 

import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
public AptoideDownloadManager getDownloadManager() {
  if (downloadManager == null) {
    final String apkPath = getCachePath() + "apks/";
    final String obbPath = getCachePath() + "obb/";
    final OkHttpClient.Builder httpClientBuilder =
        new OkHttpClient.Builder().addInterceptor(getUserAgentInterceptor())
            .addInterceptor(new PaidAppsDownloadInterceptor(getAuthenticationPersistence()))
            .addInterceptor(new DownloadMirrorEventInterceptor(Analytics.getInstance()))
            .connectTimeout(20, TimeUnit.SECONDS)
            .writeTimeout(20, TimeUnit.SECONDS)
            .readTimeout(20, TimeUnit.SECONDS);

    FileUtils.createDir(apkPath);
    FileUtils.createDir(obbPath);
    FileDownloader.init(this, new DownloadMgrInitialParams.InitCustomMaker().connectionCreator(
        new OkHttp3Connection.Creator(httpClientBuilder)));

    downloadManager = new AptoideDownloadManager(AccessorFactory.getAccessorFor(
        ((AptoideApplication) this.getApplicationContext()).getDatabase(), Download.class),
        getCacheHelper(), new FileUtils(action -> Analytics.File.moveFile(action)),
        new DownloadAnalytics(Analytics.getInstance(),
            new DownloadCompleteAnalytics(Analytics.getInstance(), Answers.getInstance(),
                AppEventsLogger.newLogger(this))), FileDownloader.getImpl(), getCachePath(),
        apkPath, obbPath);
  }
  return downloadManager;
}
 

import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
/**
 * Using this method to setup the FileDownloader only you want to register your own customize
 * components for Filedownloader, otherwise just using {@link #setup(Context)} instead.
 * <p/>
 * Please invoke this method on the {@link Application#onCreate()} because of the customize
 * components must be assigned before FileDownloader is running.
 * <p/>
 * Such as:
 * <p/>
 * class MyApplication extends Application {
 *     ...
 *     public void onCreate() {
 *          ...
 *          FileDownloader.setupOnApplicationOnCreate(this)
 *              .idGenerator(new MyIdGenerator())
 *              .database(new MyDatabase())
 *              ...
 *              .commit();
 *          ...
 *     }
 *     ...
 * }
 * @param application the application.
 * @return the customize components maker.
 */
public static DownloadMgrInitialParams.InitCustomMaker setupOnApplicationOnCreate(Application application) {
    final Context context = application.getApplicationContext();
    FileDownloadHelper.holdContext(context);

    DownloadMgrInitialParams.InitCustomMaker customMaker = new DownloadMgrInitialParams.InitCustomMaker();
    CustomComponentHolder.getImpl().setInitCustomMaker(customMaker);

    return customMaker;
}
 

import com.liulishuo.filedownloader.services.DownloadMgrInitialParams; //导入依赖的package包/类
/**
 * Using this method to setup the FileDownloader only you want to register your own customize
 * components for Filedownloader, otherwise just using {@link #setup(Context)} instead.
 * <p/>
 * Please invoke this method on the {@link Application#onCreate()} because of the customize
 * components must be assigned before FileDownloader is running.
 * <p/>
 * Such as:
 * <p/>
 * class MyApplication extends Application {
 *     ...
 *     public void onCreate() {
 *          ...
 *          FileDownloader.setupOnApplicationOnCreate(this)
 *              .idGenerator(new MyIdGenerator())
 *              .database(new MyDatabase())
 *              ...
 *              .commit();
 *          ...
 *     }
 *     ...
 * }
 * @param application the application.
 * @return the customize components maker.
 */
public static DownloadMgrInitialParams.InitCustomMaker setupOnApplicationOnCreate(
        Application application) {
    final Context context = application.getApplicationContext();
    FileDownloadHelper.holdContext(context);

    DownloadMgrInitialParams.InitCustomMaker customMaker =
            new DownloadMgrInitialParams.InitCustomMaker();
    CustomComponentHolder.getImpl().setInitCustomMaker(customMaker);

    return customMaker;
}