Merge "Add auto data switch feature" (6dc71cd4) · Commits · e / os / android_frameworks_opt_telephony

proto/src/telephony.proto

+3 −0

Original line number	Diff line number	Diff line
		@@ -931,6 +931,9 @@ message TelephonyEvent {

		/** Data switch caused by CBRS switch. */
		DATA_SWITCH_REASON_CBRS = 3;

		/** Data switch caused by non-default SIM having better availability(e.g.signal). */
		DATA_SWITCH_REASON_AUTO = 4;
		}

		/** The reason for data switch. */

src/java/com/android/internal/telephony/ServiceStateTracker.java

+3 −2

Original line number	Diff line number	Diff line
		@@ -4947,9 +4947,10 @@ public class ServiceStateTracker extends Handler {
		*
		* @param h handler to notify
		* @param what what code of message when delivered
		* @param userobj the user obj that will be passed back when notify
		*/
		public void registerForServiceStateChanged(Handler h, int what) {
		mServiceStateChangedRegistrants.addUnique(h, what, null);
		public void registerForServiceStateChanged(Handler h, int what, Object userobj) {
		mServiceStateChangedRegistrants.addUnique(h, what, userobj);
		}

		/**

src/java/com/android/internal/telephony/data/DataConfigManager.java

+49 −0

Original line number	Diff line number	Diff line
		@@ -76,6 +76,12 @@ public class DataConfigManager extends Handler {
		/** The default timeout in ms for data network stuck in a transit state. */
		private static final int DEFAULT_NETWORK_TRANSIT_STATE_TIMEOUT_MS = 300000;

		/** Default time threshold in ms to define a internet connection status to be stable. */
		public static int DEFAULT_AUTO_DATA_SWITCH_STABILITY_TIME_MS = 10000;

		/** The max number of retries when a pre-switching validation fails. */
		public static int DEFAULT_AUTO_DATA_SWITCH_MAX_RETRY = 7;

		/** Event for carrier config changed. */
		private static final int EVENT_CARRIER_CONFIG_CHANGED = 1;

		@@ -218,6 +224,12 @@ public class DataConfigManager extends Handler {
		"anomaly_network_handover_timeout";
		/** DeviceConfig key of anomaly report: True for enabling APN config invalidity detection */
		private static final String KEY_ANOMALY_APN_CONFIG_ENABLED = "anomaly_apn_config_enabled";
		/ DeviceConfig key of the time threshold in ms for defining a network status to be stable. /
		private static final String KEY_AUTO_DATA_SWITCH_AVAILABILITY_STABILITY_TIME_THRESHOLD =
		"auto_data_switch_availability_stability_time_threshold";
		/ DeviceConfig key of the maximum number of retries when a validation for switching failed./
		private static final String KEY_AUTO_DATA_SWITCH_VALIDATION_MAX_RETRY =
		"auto_data_switch_validation_max_retry";

		/** Anomaly report thresholds for frequent setup data call failure. */
		private EventFrequency mSetupDataCallAnomalyReportThreshold;
		@@ -260,6 +272,18 @@ public class DataConfigManager extends Handler {
		*/
		private boolean mIsApnConfigAnomalyReportEnabled;

		/**
		* Time threshold in ms to define a internet connection status to be stable(e.g. out of service,
		* in service, wifi is the default active network.etc), while -1 indicates auto switch feature
		* disabled.
		*/
		private long mAutoDataSwitchAvailabilityStabilityTimeThreshold;

		/**
		* The maximum number of retries when a pre-switching validation fails.
		*/
		private int mAutoDataSwitchValidationMaxRetry;

		private @NonNull final Phone mPhone;
		private @NonNull final String mLogTag;

		@@ -425,6 +449,12 @@ public class DataConfigManager extends Handler {
		KEY_ANOMALY_NETWORK_HANDOVER_TIMEOUT, DEFAULT_NETWORK_TRANSIT_STATE_TIMEOUT_MS);
		mIsApnConfigAnomalyReportEnabled = properties.getBoolean(
		KEY_ANOMALY_APN_CONFIG_ENABLED, false);
		mAutoDataSwitchAvailabilityStabilityTimeThreshold = properties.getInt(
		KEY_AUTO_DATA_SWITCH_AVAILABILITY_STABILITY_TIME_THRESHOLD,
		DEFAULT_AUTO_DATA_SWITCH_STABILITY_TIME_MS);
		mAutoDataSwitchValidationMaxRetry = properties.getInt(
		KEY_AUTO_DATA_SWITCH_VALIDATION_MAX_RETRY,
		DEFAULT_AUTO_DATA_SWITCH_MAX_RETRY);
		}

		/**
		@@ -900,6 +930,22 @@ public class DataConfigManager extends Handler {
		return mIsApnConfigAnomalyReportEnabled;
		}

		/**
		* @return The maximum number of retries when a validation for switching failed.
		*/
		public int getAutoDataSwitchValidationMaxRetry() {
		return mAutoDataSwitchValidationMaxRetry;
		}

		/**
		* @return Time threshold in ms to define a internet connection status to be stable
		* (e.g. out of service, in service, wifi is the default active network.etc), while -1 indicates
		* auto switch feature disabled.
		*/
		public long getAutoDataSwitchAvailabilityStabilityTimeThreshold() {
		return mAutoDataSwitchAvailabilityStabilityTimeThreshold;
		}

		/**
		* Get the TCP config string, used by {@link LinkProperties#setTcpBufferSizes(String)}.
		* The config string will have the following form, with values in bytes:
		@@ -1280,6 +1326,9 @@ public class DataConfigManager extends Handler {
		pw.println("mNetworkDisconnectingTimeout=" + mNetworkDisconnectingTimeout);
		pw.println("mNetworkHandoverTimeout=" + mNetworkHandoverTimeout);
		pw.println("mIsApnConfigAnomalyReportEnabled=" + mIsApnConfigAnomalyReportEnabled);
		pw.println("mAutoDataSwitchAvailabilityStabilityTimeThreshold="
		+ mAutoDataSwitchAvailabilityStabilityTimeThreshold);
		pw.println("mAutoDataSwitchValidationMaxRetry=" + mAutoDataSwitchValidationMaxRetry);
		pw.println("Metered APN types=" + mMeteredApnTypes.stream()
		.map(ApnSetting::getApnTypeString).collect(Collectors.joining(",")));
		pw.println("Roaming metered APN types=" + mRoamingMeteredApnTypes.stream()

src/java/com/android/internal/telephony/data/DataNetwork.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -1024,7 +1024,7 @@ public class DataNetwork extends StateMachine {
		mPhone.getDisplayInfoController().registerForTelephonyDisplayInfoChanged(
		getHandler(), EVENT_DISPLAY_INFO_CHANGED, null);
		mPhone.getServiceStateTracker().registerForServiceStateChanged(getHandler(),
		EVENT_SERVICE_STATE_CHANGED);
		EVENT_SERVICE_STATE_CHANGED, null);
		for (int transport : mAccessNetworksManager.getAvailableTransports()) {
		mDataServiceManagers.get(transport)
		.registerForDataCallListChanged(getHandler(), EVENT_DATA_STATE_CHANGED);

src/java/com/android/internal/telephony/data/DataNetworkController.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -969,7 +969,7 @@ public class DataNetworkController extends Handler {
		});

		mPhone.getServiceStateTracker().registerForServiceStateChanged(this,
		EVENT_SERVICE_STATE_CHANGED);
		EVENT_SERVICE_STATE_CHANGED, null);
		mDataConfigManager.registerCallback(new DataConfigManagerCallback(this::post) {
		@Override
		public void onCarrierConfigChanged() {
		@@ -991,7 +991,7 @@ public class DataNetworkController extends Handler {

		if (!mAccessNetworksManager.isInLegacyMode()) {
		mPhone.getServiceStateTracker().registerForServiceStateChanged(this,
		EVENT_SERVICE_STATE_CHANGED);
		EVENT_SERVICE_STATE_CHANGED, null);
		mDataServiceManagers.get(AccessNetworkConstants.TRANSPORT_TYPE_WLAN)
		.registerForServiceBindingChanged(this, EVENT_DATA_SERVICE_BINDING_CHANGED);
		}