Merge "Adding sample code to HG" into main

 * <p>See {@link android.media.MediaPlayer#getAudioSessionId()} for details on audio sessions.

 * <p>See {@link android.media.audiofx.AudioEffect} class for more details on controlling audio

 * effects.

 *

 * <pre>{@code

 * AudioManager audioManager = context.getSystemService(AudioManager.class);

 * player = MediaPlayer.create(

 *         context,

 *         audioUri,

 *         new AudioAttributes.Builder().setHapticChannelsMuted(false).build(),

 *         audioManager.generateAudioSessionId()

 * );

 * if (HapticGenerator.isAvailable()) {

 *     HapticGenerator.create(player.getAudioSessionId()).setEnabled(true);

 * }

 * player.start();

 * }</pre>

 */

public class HapticGenerator extends AudioEffect implements AutoCloseable {