BramYeh

public abstract class CyclePagerAdapter<T> extends PagerAdapter implements ViewPager.OnPageChangeListener {
    protected List<T> mItemList = null;
    private WeakReference<CycleViewPager> mViewPagerRef = null;

    public CyclePagerAdapter(@NonNull List<T> list, @NonNull CycleViewPager cycleViewPager) {
        if (list.size() <= 1) {
            // needn't to support infinite cycle
            mItemList = new ArrayList<>(list);
        } else {
            // refer: https://maniacdev.com/2013/08/tutorial-how-to-create-an-infinite-scrolling-uicollectionview

BramYeh

{
  "formatVersion": 1,
  "database": {
    "version": 2,
    "identityHash": "99c7946712f93a4d723efbe10a500eb0",
    "entities": [
      {
        "tableName": "Users",
        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`mId` INTEGER NOT NULL, `mUserName` TEXT, PRIMARY KEY(`mId`))",
        "fields": [

BramYeh

{
  "formatVersion": 1,
  "database": {
    "version": 1,
    "identityHash": "99c7946712f93a4d723efbe10a500eb0",
    "entities": [
      {
        "tableName": "users",
        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`userid` INTEGER NOT NULL, `username` TEXT, PRIMARY KEY(`userid`))",
        "fields": [

BramYeh

package android.support.design.widget;

import android.support.v4.view.ViewCompat;
import android.support.v4.view.ViewPager;
import android.view.View;
import android.view.ViewGroup;

import java.lang.ref.WeakReference;

/**

BramYeh

private static class BottomSheetViewPagerListener extends ViewPager.SimpleOnPageChangeListener {
    private final ViewPager mViewPager;
    private final ViewPagerBottomSheetBehavior<View> mBehavior;

    private BottomSheetViewPagerListener(ViewPager viewPager, View bottomSheetParent) {
        mViewPager = viewPager;
        mBehavior = ViewPagerBottomSheetBehavior.from(bottomSheetParent);
    }

    @Override

BramYeh

package com.google.android.youtube.player;

public final class YouTubePlayerView extends ViewGroup implements Provider {
    private final YouTubePlayerView.b c;
    private com.google.android.youtube.player.internal.b d;
    private View f;
    private Provider h;
    private Bundle i;
    ....

BramYeh

package com.google.android.youtube.player;

public class YouTubeBaseActivity extends Activity {
    private YouTubeBaseActivity.a a;
    private YouTubePlayerView b;
    private Bundle d;

    public YouTubeBaseActivity() {
    }

BramYeh

package com.google.android.youtube.player;

public class YouTubePlayerFragment extends Fragment implements Provider {
    private final YouTubePlayerFragment.a a = new YouTubePlayerFragment.a((byte)0);
    private Bundle b;
    private YouTubePlayerView c;
    private String d;
    private OnInitializedListener e;
    private boolean f;

BramYeh

package com.google.android.youtube.player;

public class YouTubePlayerViewUtils {

    public static YouTubePlayerView createYouTubePlayerView(final Activity activity,
                                                            final YouTubePlayer.OnInitializedListener initializedListener,
                                                            final Bundle playerState) {
        // create YoutubePlayerView by private-package constructor                                
        final YouTubePlayerView view = new YouTubePlayerView(context, /*AttributeSet*/ null, /*defStyleAttr*/ 0,
                new YouTubePlayerView.b() {

BramYeh

import com.google.android.youtube.player.YouTubePlayer.OnInitializedListener;

public class YouTubeDemoFragment extends android.support.v4.app.Fragment {
    
    private YouTubePlayerView mYouTubePlayerView;
    private Bundle mYouTubePlayerState;
    private OnInitializedListener mOnYoutubePlayerInitializedListener;

    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {