package com.android.camera.stats; import android.content.Context; public class SessionStatsCollector { private static SessionStatsCollector sInstance; public static SessionStatsCollector instance() { if (sInstance == null) { sInstance = new SessionStatsCollector(); } return sInstance; } public void initialize(Context context) { } public synchronized void previewActive(boolean active) { } public synchronized void faceScanActive(boolean active) { } public synchronized void autofocusActive(boolean active) { } public synchronized void autofocusManualTrigger() { } public synchronized void autofocusResult(boolean success) { } public synchronized void autofocusMoving(boolean moving) { } public synchronized void sessionActive(boolean active) { } }