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私のクラス：youtube APIの使い方は？
public class MainActivity_For_Youtube extend YouTubeBaseActivity implements YouTubePlayer.OnInitializedListener {
private static final int RECOVERY_DIALOG_REQUEST = 1;
private YouTubePlayerView playerView;
String fbid="";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Called to modify the window feature and resize to full screen
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.youtubevideo);
fbid = getIntent().getStringExtra("urls");
playerView = (YouTubePlayerView) findViewById(R.id.player_view);
// initializes the YouTube player view
playerView.initialize(Config.API_KEY, this);
}
// Called when YouTube Player initialization is failed
@Override
public void onInitializationFailure(YouTubePlayer.Provider provider,
YouTubeInitializationResult errorResult) {
// shows dialog if user interaction may fix the error
if (errorResult.isUserRecoverableError()) {
errorResult.getErrorDialog(this, RECOVERY_DIALOG_REQUEST).show();
}
else {
// displays the error occured during the initialization
String error = String.format(
getString(R.string.error_string), errorResult.toString());
Toast.makeText(this, error, Toast.LENGTH_LONG).show();
}
}
/**
* Called when initialization of Player is successful
* @param provider Provider used to initialize the Player
* @param player Player instance used to control the video playback
* @param wasRestored Depicts whether the video is restored from a previous
* state. Returns true if video is resumed from the last
* paused state, else returns false
*/
@Override
public void onInitializationSuccess(YouTubePlayer.Provider provider,
YouTubePlayer player, boolean wasRestored) {
if (!wasRestored) {
player.cueVideo("_oEA18Y8gM0");
player.setPlayerStyle(PlayerStyle.DEFAULT);
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == RECOVERY_DIALOG_REQUEST) {
// initializes the YouTube player view
getYouTubePlayerProvider().initialize(Config.API_KEY, this);
}
}
// Returns Player view defined in xml file
private YouTubePlayer.Provider getYouTubePlayerProvider() {
return (YouTubePlayerView) findViewById(R.id.player_view);
}
/**
*
*/
private final class EventListener implements YouTubePlayer.PlaybackEventListener {
/**
* Called when video starts playing
*/
@Override
public void onPlaying() {
Log.e("Status", "Playing");
}
/**
* Called when video stops playing
*/
@Override
public void onPaused() {
Log.e("Status", "Paused");
}
/**
* Called when video stopped for a reason other than paused
*/
@Override
public void onStopped() {
Log.e("Status", "Stopped");
}
/**
* Called when buffering of video starts or ends
* @param b True if buffering is on, else false
*/
@Override
public void onBuffering(boolean b) {
}
/**
* Called when jump in video happens. Reason can be either user scrubbing
* or seek method is called explicitely
* @param i
*/
@Override
public void onSeekTo(int i) {
}
}
private final class StateChangeListener implements YouTubePlayer.PlayerStateChangeListener {
/**
* Called when player begins loading a video. During this duration, player
* won't accept any command that may affect the video playback
*/
@Override
public void onLoading() {
}
/**
* Called when video is loaded. After this player can accept
* the playback affecting commands
* @param s Video Id String
*/
@Override
public void onLoaded(String s) {
}
/**
* Called when YouTube ad is started
*/
@Override
public void onAdStarted() {
}
/**
* Called when video starts playing
*/
@Override
public void onVideoStarted() {
}
/**
* Called when video is ended
*/
@Override
public void onVideoEnded() {
}
/**
* Called when any kind of error occurs
* @param errorReason Error string showing the reason behind it
*/
@Override
public void onError(YouTubePlayer.ErrorReason errorReason) {
}
}
}私はアンドロイドのスタジオ2.0に更新されて行っているアンドロイドkey.Oneのものを持っている*
。 * https://console.developers.google.com/apis/library?project=alien-vim- *****に登録し、YouTubeデータAPIも有効にしました。sha-1を生成し、アンドロイドキーを取得しました。
これらのエラーを取得：
Error creating YouTubePlayerView
com.google.android.youtube.player.internal.w$a: Exception thrown by invoked
constructor in com.google.android.youtube.api.jar.client.RemoteEmbeddedPlayer
Caused by: java.lang.reflect.InvocationTargetException
Caused by: java.lang.IllegalArgumentException: The concrete class implementing IObjectWrapper must have exactly *one* declared private field for the wrapped object. Preferably, this is an instance of the ObjectWrapper<T> class.
Caused by: java.lang.IllegalArgumentException: The concrete class implementing IObjectWrapper must have exactly *one* declared private field for the wrapped object. Preferably, this is an instance of the ObjectWrapper<T> class.
は、このリンクをチェック.com/questions/33614190/youtubeplayersupportfragment-and-appcompatactivity-error – abielita
ありがとう、私はそれを解決した@abielita –