Implement external tv input logging in TIF (f2a8f5fa) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/tv/TvInputManagerService.java

+102 −0

Original line number	Diff line number	Diff line
		@@ -155,6 +155,12 @@ public final class TvInputManagerService extends SystemService {
		// ID of the current user.
		@GuardedBy("mLock")
		private int mCurrentUserId = UserHandle.USER_SYSTEM;
		@GuardedBy("mLock")
		// ID of the current input displayed on the screen.
		private String mCurrentInputId = null;
		@GuardedBy("mLock")
		// SessionState of the currently active TIS session.
		private SessionState mCurrentSessionState = null;
		// IDs of the running profiles. Their parent user ID should be mCurrentUserId.
		@GuardedBy("mLock")
		private final Set<Integer> mRunningProfiles = new HashSet<>();
		@@ -884,6 +890,10 @@ public final class TvInputManagerService extends SystemService {
		sessionState.session = null;
		}
		}
		logExternalInputEvent(FrameworkStatsLog.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__RELEASED,
		mCurrentInputId, sessionState);
		mCurrentInputId = null;
		mCurrentSessionState = null;
		removeSessionStateLocked(sessionToken, userId);
		return sessionState;
		}
		@@ -1065,6 +1075,7 @@ public final class TvInputManagerService extends SystemService {
		Slog.e(TAG, "failed to set input info - unknown input id " + inputId);
		return;
		}
		boolean currentCecTvInputInfoUpdated = isCurrentCecTvInputInfoUpdate(userState, inputInfo);
		inputState.info = inputInfo;
		inputState.uid = getInputUid(inputInfo);
		ServiceState serviceState = userState.serviceStateMap.get(inputInfo.getComponent());
		@@ -1073,6 +1084,12 @@ public final class TvInputManagerService extends SystemService {
		mTvInputHardwareManager.updateInputInfo(inputInfo);
		}

		if (currentCecTvInputInfoUpdated) {
		logExternalInputEvent(
		FrameworkStatsLog.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__DEVICE_INFO_UPDATED,
		mCurrentInputId, mCurrentSessionState);
		}

		int n = userState.mCallbacks.beginBroadcast();
		for (int i = 0; i < n; ++i) {
		try {
		@@ -1084,6 +1101,29 @@ public final class TvInputManagerService extends SystemService {
		userState.mCallbacks.finishBroadcast();
		}

		@GuardedBy("mLock")
		private boolean isCurrentCecTvInputInfoUpdate(UserState userState, TvInputInfo newInputInfo) {
		if (newInputInfo == null \|\| newInputInfo.getId() == null
		\|\| !newInputInfo.getId().equals(mCurrentInputId)) {
		return false;
		}
		if (newInputInfo.getHdmiDeviceInfo() == null
		\|\| !newInputInfo.getHdmiDeviceInfo().isCecDevice()) {
		return false;
		}
		TvInputState inputState = userState.inputMap.get(mCurrentInputId);
		if (inputState == null \|\| inputState.info == null) {
		return false;
		}
		if (inputState.info.getHdmiDeviceInfo() == null
		\|\| !inputState.info.getHdmiDeviceInfo().isCecDevice()) {
		return false;
		}
		int newVendorId = newInputInfo.getHdmiDeviceInfo().getVendorId(),
		currentVendorId = inputState.info.getHdmiDeviceInfo().getVendorId();
		return newVendorId != currentVendorId;
		}

		@GuardedBy("mLock")
		private void setStateLocked(String inputId, int state, int userId) {
		UserState userState = getOrCreateUserStateLocked(userId);
		@@ -1101,6 +1141,24 @@ public final class TvInputManagerService extends SystemService {
		return;
		}
		if (oldState != state) {
		if (inputId.equals(mCurrentInputId)) {
		logExternalInputEvent(
		FrameworkStatsLog
		.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__CONNECTION_STATE_CHANGED,
		mCurrentInputId, mCurrentSessionState);
		} else if (mCurrentInputId != null) {
		TvInputInfo currentInputInfo = userState.inputMap.get(mCurrentInputId).info;
		if (currentInputInfo != null && currentInputInfo.getHdmiDeviceInfo() != null
		&& inputId.equals(currentInputInfo.getParentId())) {
		logExternalInputEvent(
		FrameworkStatsLog
		.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__CONNECTION_STATE_CHANGED,
		inputId, mCurrentSessionState);
		if (state == INPUT_STATE_CONNECTED_STANDBY) {
		mCurrentInputId = currentInputInfo.getParentId();
		}
		}
		}
		notifyInputStateChangedLocked(userState, inputId, state, null);
		}
		}
		@@ -1764,10 +1822,18 @@ public final class TvInputManagerService extends SystemService {
		UserState userState = getOrCreateUserStateLocked(resolvedUserId);
		SessionState sessionState = getSessionStateLocked(sessionToken, callingUid,
		userState);
		if (mCurrentInputId == null
		\|\| !mCurrentInputId.equals(sessionState.inputId)) {
		mCurrentInputId = sessionState.inputId;
		logExternalInputEvent(
		FrameworkStatsLog.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__TUNED,
		sessionState.inputId, sessionState);
		}
		if (!sessionState.isCurrent
		\|\| !Objects.equals(sessionState.currentChannel, channelUri)) {
		sessionState.isCurrent = true;
		sessionState.currentChannel = channelUri;
		mCurrentSessionState = sessionState;
		notifyCurrentChannelInfosUpdatedLocked(userState);
		}
		if (TvContract.isChannelUriForPassthroughInput(channelUri)) {
		@@ -2990,6 +3056,30 @@ public final class TvInputManagerService extends SystemService {
		hdmiPort);
		}

		private void logExternalInputEvent(int eventType, String inputId, SessionState sessionState) {
		UserState userState = getOrCreateUserStateLocked(sessionState.userId);
		TvInputState tvInputState = userState.inputMap.get(inputId);
		TvInputInfo tvInputInfo = tvInputState.info;
		int inputState = tvInputState.state;
		int inputType = tvInputInfo.getType();
		// For non-CEC input, the value of vendorId is 0.
		int vendorId = 0;
		// For non-HDMI input, the value of hdmiPort is 0.
		int hdmiPort = 0;
		String tifSessionId = sessionState.sessionId;

		if (tvInputInfo.getType() == TvInputInfo.TYPE_HDMI) {
		HdmiDeviceInfo hdmiDeviceInfo = tvInputInfo.getHdmiDeviceInfo();
		if (hdmiDeviceInfo != null) {
		vendorId = hdmiDeviceInfo.getVendorId();
		hdmiPort = hdmiDeviceInfo.getPortId();
		}
		}

		FrameworkStatsLog.write(FrameworkStatsLog.EXTERNAL_TV_INPUT_EVENT, eventType, inputState,
		inputType, vendorId, hdmiPort, tifSessionId);
		}

		private static final class UserState {
		// A mapping from the TV input id to its TvInputState.
		private Map<String, TvInputState> inputMap = new HashMap<>();
		@@ -3353,6 +3443,16 @@ public final class TvInputManagerService extends SystemService {
		synchronized (mLock) {
		mTvInputHardwareManager.addHdmiInput(id, inputInfo);
		addHardwareInputLocked(inputInfo);
		// catch the use case when a CEC device is unplugged from
		// an HDMI port, then plugged in to the same HDMI port.
		if (mCurrentInputId != null && mCurrentSessionState != null
		&& mCurrentInputId.equals(inputInfo.getParentId())
		&& inputInfo.getId().equals(mCurrentSessionState.inputId)) {
		logExternalInputEvent(
		FrameworkStatsLog.EXTERNAL_TV_INPUT_EVENT__EVENT_TYPE__TUNED,
		inputInfo.getId(), mCurrentSessionState);
		mCurrentInputId = inputInfo.getId();
		}
		}
		} finally {
		Binder.restoreCallingIdentity(identity);
		@@ -3455,6 +3555,8 @@ public final class TvInputManagerService extends SystemService {
		UserState userState = getOrCreateUserStateLocked(mSessionState.userId);
		mSessionState.isCurrent = true;
		mSessionState.currentChannel = channelUri;
		mCurrentSessionState = mSessionState;
		mCurrentInputId = mSessionState.inputId;
		notifyCurrentChannelInfosUpdatedLocked(userState);
		}
		} catch (RemoteException e) {