waitForState      274 apps/HelloAndroidCamera2/src/com/example/helloandroidcamera2/Camera2BasicFragment.java                 mSessionCallback.getStateWaiter().waitForState(
waitForState      290 apps/HelloAndroidCamera2/src/com/example/helloandroidcamera2/Camera2BasicFragment.java             mDeviceCallback.waitForState(BlockingStateCallback.STATE_CLOSED, STATE_TIMEOUT_MS);