如何设置视频时长- android

<VideoView
    android:id="@+id/videoView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content" />

VideoView videoView = findViewById(R.id.videoView);
String videoPath = "android.resource://" + getPackageName() + "/" + R.raw.video_file;
videoView.setVideoPath(videoPath);

videoView.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
    @Override
    public void onCompletion(MediaPlayer mediaPlayer) {
        // 在视频播放完成后执行一些操作
    }
});

videoView.start();