Merge "Cache getDefaultDataSubscriptionId Binder calls" into rvc-dev am: f2f45653b4 (b5ee33d7) · Commits · e / os / android_frameworks_base

telephony/java/android/telephony/SubscriptionManager.java

+43 −18

Original line number	Diff line number	Diff line
		@@ -135,29 +135,28 @@ public class SubscriptionManager {
		public static final String CACHE_KEY_DEFAULT_SUB_ID_PROPERTY =
		"cache_key.telephony.get_default_sub_id";

		private static final int DEFAULT_SUB_ID_CACHE_SIZE = 1;
		/** @hide */
		public static final String CACHE_KEY_DEFAULT_DATA_SUB_ID_PROPERTY =
		"cache_key.telephony.get_default_data_sub_id";

		private static final int MAX_CACHE_SIZE = 4;

		private static PropertyInvalidatedCache<Void, Integer> sDefaultSubIdCache =
		new PropertyInvalidatedCache<Void, Integer>(
		DEFAULT_SUB_ID_CACHE_SIZE,
		CACHE_KEY_DEFAULT_SUB_ID_PROPERTY) {
		MAX_CACHE_SIZE, CACHE_KEY_DEFAULT_SUB_ID_PROPERTY) {
		@Override
		protected Integer recompute(Void query) {
		int subId = INVALID_SUBSCRIPTION_ID;
		return getDefaultSubscriptionIdInternal();
		}};

		try {
		ISub iSub = TelephonyManager.getSubscriptionService();
		if (iSub != null) {
		subId = iSub.getDefaultSubId();
		}
		} catch (RemoteException ex) {
		// ignore it
		}
		private static PropertyInvalidatedCache<Void, Integer> sDefaultDataSubIdCache =
		new PropertyInvalidatedCache<Void, Integer>(
		MAX_CACHE_SIZE, CACHE_KEY_DEFAULT_DATA_SUB_ID_PROPERTY) {
		@Override
		protected Integer recompute(Void query) {
		return getDefaultDataSubscriptionIdInternal();
		}};

		if (VDBG) logd("getDefaultSubId=" + subId);
		return subId;
		}
		};
		/**
		* Generates a content {@link Uri} used to receive updates on simInfo change
		* on the given subscriptionId
		@@ -1875,6 +1874,22 @@ public class SubscriptionManager {
		return sDefaultSubIdCache.query(null);
		}

		private static int getDefaultSubscriptionIdInternal() {
		int subId = INVALID_SUBSCRIPTION_ID;

		try {
		ISub iSub = TelephonyManager.getSubscriptionService();
		if (iSub != null) {
		subId = iSub.getDefaultSubId();
		}
		} catch (RemoteException ex) {
		// ignore it
		}

		if (VDBG) logd("getDefaultSubId=" + subId);
		return subId;
		}

		/**
		* Returns the system's default voice subscription id.
		*
		@@ -2025,6 +2040,10 @@ public class SubscriptionManager {
		* @return the default data subscription Id.
		*/
		public static int getDefaultDataSubscriptionId() {
		return sDefaultDataSubIdCache.query(null);
		}

		private static int getDefaultDataSubscriptionIdInternal() {
		int subId = INVALID_SUBSCRIPTION_ID;

		try {
		@@ -3300,6 +3319,11 @@ public class SubscriptionManager {
		PropertyInvalidatedCache.invalidateCache(CACHE_KEY_DEFAULT_SUB_ID_PROPERTY);
		}

		/** @hide */
		public static void invalidateDefaultDataSubIdCaches() {
		PropertyInvalidatedCache.invalidateCache(CACHE_KEY_DEFAULT_DATA_SUB_ID_PROPERTY);
		}

		/**
		* Clears all process-local binder caches.
		*
		@@ -3307,5 +3331,6 @@ public class SubscriptionManager {
		*/
		public static void clearCaches() {
		sDefaultSubIdCache.clear();
		sDefaultDataSubIdCache.clear();
		}
		}