我正在播放用于播放视频的视频网址列表（列表大小为200），并且我使用exo播放器而不是播放第15个以上的视频，而不是我调用finish（）方法，但是活动未关闭，视频只是暂停了exo播放器，并且活动仍然存在
活动未完成的原因是什么？
请提前帮助我。
public class EventVideosPlayingActivity extends BaseActivity {
@BindView(R.id.tv_name)
TextView mUserName;
@BindView(R.id.tv_time)
TextView mTime;
@BindView(R.id.follow_count_txt)
Button follow_unfollow_txt;
@BindView(R.id.tv_caption)
TextView mCaption;
@BindView(R.id.video_view)
SimpleExoPlayerView mVideoView;
@BindView(R.id.progress_bar)
ProgressBar mProgressBar;
@BindView(R.id.likeBtn)
Button mLikeBtn;
@BindView(R.id.right_btn)
Button mRightBtn;
@BindView(R.id.left_btn)
Button mLeftBtn;
@BindView(R.id.follow_unfollow_btn)
Button mFollowBtn;
@BindView(R.id.like_count_txt)
Button mLikeCountTxt;
int remainder;
private EventsResModel mEventResModel;
private SimpleExoPlayer mExoPlayer;
private ProfileResModel mMyProfileResModel, mOtherProfileResModel;
private int pos = 0, checkPosition = 0;
private CacheDataSourceFactory mCacheDataSrcFactory;
private ArrayList<PromoterVideoModel.Resource> mPostsList = new ArrayList<>();
private int ProfileID;
private int mDeleteLikeID;
private String mFilter;
private boolean mIsAlreadyBlocked, isBlockedme, mIsAlreadyFollowing, isNextVideo, isLoadedData;
private String usertype, replaceString;
private int mOtherProfileID, mMyProfileID;
private int mQuotient, mTotalCount;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.requestWindowFeature(Window.FEATURE_NO_TITLE); //Remove title bar
this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); //Remove notification bar
this.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
setContentView(R.layout.activity_on_deman_audo_video_view);
ButterKnife.bind(this);
initView();
}
private void initView() {
setSwipeListenerForVideoView();
checkPosition = getIntent().getIntExtra(AppConstants.POSITION, 0);
mPostsList = (ArrayList<PromoterVideoModel.Resource>) getIntent().getSerializableExtra(AppConstants.ONDEMAND_DATA);
mOtherProfileID = Integer.parseInt(mPostsList.get(pos).getProfileID());
mMyProfileResModel = (ProfileResModel) getIntent().getSerializableExtra(AppConstants.MY_PROFILE_OBJ);
mMyProfileID = mMyProfileResModel.getID();
mFilter = getIntent().getStringExtra("Filter");
pos = checkPosition;
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
onBackPressed();
}
return super.onKeyDown(keyCode, event);
}
public void onBackPressed() {
releasePlayer();
finish();
return;
}
@Override
protected void onResume() {
super.onResume();
initializePlayer();
mPostsList.removeAll(Collections.singleton(null));
isNextVideo = true;
mQuotient = mPostsList.size() / 10;
if (mPostsList != null && mPostsList.size() > 0)
playVideo();
updateVideoList();
}
@SuppressLint("ClickableViewAccessibility")
private void setSwipeListenerForVideoView() {
mVideoView.setOnTouchListener(new OnSwipeTouchListener(EventVideosPlayingActivity.this) {
public void onSwipeRight() {
isNextVideo = false;
if (mPostsList.size() - 1 > pos) {
managePrevVideoAndPlayer();
} else {
mVideoView.setFocusable(false);
}
}
public void onSwipeLeft() {
isNextVideo = true;
manageNextVideoAndPlayer();
}
});
}
private void initializePlayer() {
mVideoView.setUseController(false);
BandwidthMeter bandwidthMeter = new DefaultBandwidthMeter();
TrackSelection.Factory videoTrackSelectionFactory = new AdaptiveTrackSelection.Factory(bandwidthMeter);
TrackSelector mTrackSelector = new DefaultTrackSelector(videoTrackSelectionFactory);
LoadControl mLoadControl = new DefaultLoadControl(new DefaultAllocator(true, 16 * 1024),
25000, 30000, 2500, 5000);
mExoPlayer = ExoPlayerFactory.newSimpleInstance(
new DefaultRenderersFactory(this),
mTrackSelector, mLoadControl);
mExoPlayer.addListener(new ExoPlayer.EventListener() {
@Override
public void onTimelineChanged(Timeline timeline, Object manifest) {
sysOut("Listener-onTimelineChanged...");
}
@Override
public void onTracksChanged(TrackGroupArray trackGroups, TrackSelectionArray trackSelections) {
sysOut("Listener-onTracksChanged...");
}
@Override
public void onLoadingChanged(boolean isLoading) {
sysOut("Listener-onLoadingChanged...isLoading:" + isLoading);
}
@Override
public void onPlayerStateChanged(boolean playWhenReady, int playbackState) {
sysOut("Listener-onPlayerStateChanged..." + playbackState);
if (playbackState == ExoPlayer.STATE_BUFFERING) {
mProgressBar.setVisibility(View.VISIBLE);
} else if (playbackState == ExoPlayer.STATE_READY) {
mProgressBar.setVisibility(View.GONE);
} else if (playbackState == ExoPlayer.STATE_ENDED) {
if (mExoPlayer != null)
if (isNextVideo)
manageNextVideoAndPlayer();
else
managePrevVideoAndPlayer();
}
}
@Override
public void onPlayerError(ExoPlaybackException error) {
sysOut("Listener-onPlayerError...");
showToast(EventVideosPlayingActivity.this, "Can't play this video");
if (isNextVideo)
manageNextVideoAndPlayer();
else
managePrevVideoAndPlayer();
}
@Override
public void onPositionDiscontinuity() {
sysOut("Listener-onPositionDiscontinuity...");
}
@Override
public void onPlaybackParametersChanged(PlaybackParameters playbackParameters) {
sysOut("Listener-onPlaybackParametersChanged...");
}
});
mVideoView.requestFocus();
mVideoView.setPlayer(mExoPlayer);
mVideoView.setResizeMode(AspectRatioFrameLayout.RESIZE_MODE_FIT);
mExoPlayer.setPlayWhenReady(mExoPlayer.getPlayWhenReady());
mExoPlayer.seekTo(0, 0);
Cache mCache = new SimpleCache(getCacheDir(),
new LeastRecentlyUsedCacheEvictor(getCacheDir().getUsableSpace()));
mCacheDataSrcFactory = new CacheDataSourceFactory(mCache,
new DefaultHttpDataSourceFactory("ua"),
CacheDataSource.FLAG_BLOCK_ON_CACHE | CacheDataSource.FLAG_IGNORE_CACHE_ON_ERROR);
}
private void manageNextVideoAndPlayer() {
runOnUiThread(new Runnable() {
@Override
public void run() {
// Stuff that updates the UI
if (pos <= mPostsList.size()) {
if (mQuotient != 0 && mPostsList.size() / 10 == mQuotient) {
if (pos < mPostsList.size()) {
updateVideoList();
}
}
pos = pos + 1;
if (pos < mPostsList.size()) {
if (isAlreadyLikedPost()) {
mLikeBtn.setBackground(ContextCompat.getDrawable(EventVideosPlayingActivity.this, R.drawable.like_click_to_like_bg));
mLikeBtn.setTag("unlike");
} else {
mLikeBtn.setBackground(ContextCompat.getDrawable(EventVideosPlayingActivity.this, R.drawable.like_to_like_click_bg));
mLikeBtn.setTag("like");
}
isAlreadyFollowed();
playVideo();
} else {
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
}
} else {
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
}
}
});
}
private void updateVideoList() {
AsyncTask.execute(new Runnable() {
@Override
public void run() {
//TODO your background code
if (mTotalCount != mPostsList.size() && isLoadedData == false) {
isLoadedData = true;
callGetPromoterVideosWhilePlaying(EventVideosPlayingActivity.this, mFilter, mPostsList.size(), true);
}
}
});
}
private void managePrevVideoAndPlayer() {
runOnUiThread(new Runnable() {
@Override
public void run() {
//TODO your background code
if (pos >= 0) {
if (pos < mPostsList.size() && pos >= 0) {
pos = pos - 1;
if (isAlreadyLikedPost()) {
mLikeBtn.setBackground(ContextCompat.getDrawable(EventVideosPlayingActivity.this, R.drawable.like_click_to_like_bg));
mLikeBtn.setTag("unlike");
} else {
mLikeBtn.setBackground(ContextCompat.getDrawable(EventVideosPlayingActivity.this, R.drawable.like_to_like_click_bg));
mLikeBtn.setTag("like");
}
isAlreadyFollowed();
playVideo();
} else {
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
}
} else {
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
}
}
});
}
@Override
protected void onDestroy() {
DialogManager.hideProgress();
super.onDestroy();
}
private void playVideo() {
try {
if (mPostsList.get(pos).getCaption() != null || !mPostsList.get(pos).getCaption().equals("")) {
if (mPostsList.get(pos).getCaption().contains(" ")) {
mCaption.setText(mPostsList.get(pos).getCaption());
} else {
mCaption.setText(URLDecoder.decode(mPostsList.get(pos).getCaption(), "UTF-8"));
}
}
mPostsList.get(pos).setViewCount(mPostsList.get(pos).getViewCount() + 1);
replaceString = mPostsList.get(pos).getVideoUrl().replaceAll(" ", "%20");
Uri uri = Uri.parse(UrlUtils.AWS_S3_BASE_URL + replaceString);
MediaSource mediaSource = new ExtractorMediaSource(uri, mCacheDataSrcFactory,
new DefaultExtractorsFactory(), null, null);
mExoPlayer.setPlayWhenReady(true); //run file/link when ready to play.
mExoPlayer.prepare(mediaSource, true, false);
} catch (Exception e) {
e.printStackTrace();
}
}
private void releasePlayer() {
if (mExoPlayer != null) {
if (mExoPlayer.getPlayWhenReady()) {
mExoPlayer.stop();
}
mExoPlayer.release();
mExoPlayer = null;
}
}
@Override
public void onStop() {
super.onStop();
releasePlayer();
}
public void callGetPromoterVideosWhilePlaying(final BaseActivity activity, String filter, int mOffset, boolean mIsLoadMore) {
int mLimit = 40;
String fields = "*";
activity.sysOut("API-TYPE: " + "GET");
activity.sysOut("API-OPERATION: " + UrlUtils.BASE_URL + UrlUtils.GALLERY_VIDEO + "?fields=" + fields + "&filter=" + filter +
"&limit=" + mLimit + "&offset=" + mOffset + "&include_count=true");
if (!mIsLoadMore)
DialogManager.showProgress(activity);
String mOrderBy = "CreatedAt ASC";
RetrofitClient.getRetrofitInstance().getRetrofitApiInterface().callGetPromotersVideos(fields, filter, APIConstants.mPromoterGalleryRelated,
mOrderBy, mLimit, mOffset, true)
.enqueue(new Callback<PromoterVideoModel>() {
@Override
public void onResponse(Call<PromoterVideoModel> call, Response<PromoterVideoModel> response) {
DialogManager.hideProgress();
if (response.isSuccessful()) {
PromoterVideoModel mModel = response.body();
assert mModel != null;
if (mModel.getResource().size() > 0) {
isLoadedData = false;
mTotalCount = mModel.getMeta().getCount();
if (mQuotient != 0 && mPostsList.size() / 10 == mQuotient) {
mPostsList.addAll(mModel.getResource());
mVideoView.setFocusable(true);
mQuotient = mPostsList.size() / 10;
}
}
} else {
//showToast(EventVideosPlayingActivity.this, "" + response.message());
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
}
}
@Override
public void onFailure(Call<PromoterVideoModel> call, Throwable t) {
DialogManager.hideProgress();
mVideoView.setFocusable(true);
if (mExoPlayer != null) {
mExoPlayer.seekToDefaultPosition();
mExoPlayer.setPlayWhenReady(false);
finish();
}
showToast(EventVideosPlayingActivity.this, getResources().getString(R.string.internet_err));
}
});
}
@Override
public void retrofitOnFailure() {
super.retrofitOnFailure();
releasePlayer();
}
@Override
public void retrofitOnFailure(int code, String message) {
super.retrofitOnFailure(code, message);
releasePlayer();
}
@Override
public void retrofitOnSessionError(int code, String message) {
super.retrofitOnSessionError(code, message);
releasePlayer();
}
@Override
public void retrofitOnError(int code, String message, int responseType) {
super.retrofitOnError(code, message, responseType);
releasePlayer();
}
}