Merge "Add a setting to support for NITZ retention" (bff4c1b4) · Commits · e / os / android_frameworks_base

core/java/android/provider/Settings.java

+25 −9

Original line number	Diff line number	Diff line
		@@ -11218,22 +11218,38 @@ public final class Settings {
		"night_display_forced_auto_mode_available";

		/**
		* If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
		* to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
		* exceeded.
		* If UTC time between two NITZ signals is greater than this value then the second signal
		* cannot be ignored.
		*
		* <p>This value is in milliseconds. It is used for telephony-based time and time zone
		* detection.
		* @hide
		*/
		@Readable
		public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";

		/**
		* The length of time in milli-seconds that automatic small adjustments to
		* SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
		* If the elapsed realtime between two NITZ signals is greater than this value then the
		* second signal cannot be ignored.
		*
		* <p>This value is in milliseconds. It is used for telephony-based time and time zone
		* detection.
		* @hide
		*/
		@Readable
		public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";

		/**
		* If the device connects to a telephony network and was disconnected from a telephony
		* network for less than this time, a previously received NITZ signal can be restored.
		*
		* <p>This value is in milliseconds. It is used for telephony-based time and time zone
		* detection.
		* @hide
		*/
		public static final String NITZ_NETWORK_DISCONNECT_RETENTION =
		"nitz_network_disconnect_retention";

		/** Preferred NTP server. {@hide} */
		@Readable
		public static final String NTP_SERVER = "ntp_server";

core/proto/android/providers/settings/global.proto

+25 −12

Original line number	Diff line number	Diff line
		@@ -672,18 +672,31 @@ message GlobalSettingsProto {
		optional SettingProto new_contact_aggregator = 79 [ (android.privacy).dest = DEST_AUTOMATIC ];
		optional SettingProto night_display_forced_auto_mode_available = 80 [ (android.privacy).dest = DEST_AUTOMATIC ];

		message NitzUpdate {
		option (android.msg_privacy).dest = DEST_EXPLICIT;

		// If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment to
		// SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
		// exceeded.
		optional SettingProto diff = 1 [ (android.privacy).dest = DEST_AUTOMATIC ];
		// The length of time in milli-seconds that automatic small adjustments to
		// SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
		optional SettingProto spacing = 2 [ (android.privacy).dest = DEST_AUTOMATIC ];
		}
		optional NitzUpdate nitz_update = 81;
		message Nitz {
		option (android.msg_privacy).dest = DEST_EXPLICIT;

		// If UTC time between two NITZ signals is greater than this value then the second signal
		// cannot be ignored.
		//
		// This value is in milliseconds. It is used for telephony-based time and time zone
		// detection.
		optional SettingProto update_diff = 1 [ (android.privacy).dest = DEST_AUTOMATIC ];

		// If the elapsed realtime between two NITZ signals is greater than this value then the
		// second signal cannot be ignored.
		//
		// This value is in milliseconds. It is used for telephony-based time and time zone
		// detection.
		optional SettingProto update_spacing = 2 [ (android.privacy).dest = DEST_AUTOMATIC ];

		// If the device connects to a telephony network and was disconnected from a telephony
		// network for less than this time, a previously received NITZ signal can be restored.
		//
		// This value is in milliseconds. It is used for telephony-based time and time zone
		// detection.
		optional SettingProto network_disconnect_retention = 3 [ (android.privacy).dest = DEST_AUTOMATIC ];
		}
		optional Nitz nitz = 81;

		message Notification {
		option (android.msg_privacy).dest = DEST_EXPLICIT;

packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java

+7 −4

Original line number	Diff line number	Diff line
		@@ -1085,14 +1085,17 @@ class SettingsProtoDumpUtil {
		Settings.Global.NIGHT_DISPLAY_FORCED_AUTO_MODE_AVAILABLE,
		GlobalSettingsProto.NIGHT_DISPLAY_FORCED_AUTO_MODE_AVAILABLE);

		final long nitzUpdateToken = p.start(GlobalSettingsProto.NITZ_UPDATE);
		final long nitzToken = p.start(GlobalSettingsProto.NITZ);
		dumpSetting(s, p,
		Settings.Global.NITZ_UPDATE_DIFF,
		GlobalSettingsProto.NitzUpdate.DIFF);
		GlobalSettingsProto.Nitz.UPDATE_DIFF);
		dumpSetting(s, p,
		Settings.Global.NITZ_UPDATE_SPACING,
		GlobalSettingsProto.NitzUpdate.SPACING);
		p.end(nitzUpdateToken);
		GlobalSettingsProto.Nitz.UPDATE_SPACING);
		dumpSetting(s, p,
		Settings.Global.NITZ_NETWORK_DISCONNECT_RETENTION,
		GlobalSettingsProto.Nitz.NETWORK_DISCONNECT_RETENTION);
		p.end(nitzToken);

		final long notificationToken = p.start(GlobalSettingsProto.NOTIFICATION);
		dumpSetting(s, p,

packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -388,6 +388,7 @@ public class SettingsBackupTest {
		Settings.Global.NETWORK_WATCHLIST_ENABLED,
		Settings.Global.NEW_CONTACT_AGGREGATOR,
		Settings.Global.NIGHT_DISPLAY_FORCED_AUTO_MODE_AVAILABLE,
		Settings.Global.NITZ_NETWORK_DISCONNECT_RETENTION,
		Settings.Global.NITZ_UPDATE_DIFF,
		Settings.Global.NITZ_UPDATE_SPACING,
		Settings.Global.NOTIFICATION_SNOOZE_OPTIONS,