Merge "Added access networks manager" (3ed84465) · Commits · e / devices / smdk4412 / android_frameworks_opt_telephony

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

+1 −0

Original line number	Diff line number	Diff line
		@@ -230,6 +230,7 @@ public class GsmCdmaPhone extends Phone {

		mSST.registerForNetworkAttached(this, EVENT_REGISTERED_TO_NETWORK, null);
		mDeviceStateMonitor = mTelephonyComponentFactory.makeDeviceStateMonitor(this);
		mAccessNetworksManager = mTelephonyComponentFactory.makeAccessNetworksManager(this);
		logd("GsmCdmaPhone: constructor: sub = " + mPhoneId);
		}

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

+2 −0

Original line number	Diff line number	Diff line
		@@ -63,6 +63,7 @@ import com.android.ims.ImsCall;
		import com.android.ims.ImsConfig;
		import com.android.ims.ImsManager;
		import com.android.internal.R;
		import com.android.internal.telephony.dataconnection.AccessNetworksManager;
		import com.android.internal.telephony.dataconnection.DataConnectionReasons;
		import com.android.internal.telephony.dataconnection.DcTracker;
		import com.android.internal.telephony.imsphone.ImsPhoneCall;
		@@ -279,6 +280,7 @@ public abstract class Phone extends Handler implements PhoneInternalInterface {
		private final String mActionDetached;
		private final String mActionAttached;
		protected DeviceStateMonitor mDeviceStateMonitor;
		protected AccessNetworksManager mAccessNetworksManager;

		protected int mPhoneId;

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

+5 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.telephony.AccessNetworkConstants.TransportType;

		import com.android.internal.telephony.cdma.CdmaSubscriptionSourceManager;
		import com.android.internal.telephony.cdma.EriManager;
		import com.android.internal.telephony.dataconnection.AccessNetworksManager;
		import com.android.internal.telephony.dataconnection.DcTracker;
		import com.android.internal.telephony.imsphone.ImsExternalCallTracker;
		import com.android.internal.telephony.imsphone.ImsPhone;
		@@ -171,6 +172,10 @@ public class TelephonyComponentFactory {
		return new DeviceStateMonitor(phone);
		}

		public AccessNetworksManager makeAccessNetworksManager(Phone phone) {
		return new AccessNetworksManager(phone);
		}

		public CdmaSubscriptionSourceManager
		getCdmaSubscriptionSourceManagerInstance(Context context, CommandsInterface ci, Handler h,
		int what, Object obj) {

src/java/com/android/internal/telephony/dataconnection/AccessNetworksManager.java

0 → 100644

+285 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.internal.telephony.dataconnection;

		import android.content.BroadcastReceiver;
		import android.content.ComponentName;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.content.ServiceConnection;
		import android.os.AsyncResult;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.PersistableBundle;
		import android.os.RegistrantList;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.telephony.CarrierConfigManager;
		import android.telephony.Rlog;
		import android.telephony.data.ApnSetting;
		import android.telephony.data.ApnSetting.ApnType;
		import android.telephony.data.IQualifiedNetworksService;
		import android.telephony.data.IQualifiedNetworksServiceCallback;
		import android.telephony.data.QualifiedNetworksService;
		import android.text.TextUtils;
		import android.util.SparseArray;

		import com.android.internal.telephony.Phone;

		import java.util.Arrays;

		/**
		* Access network manager manages the qualified/available networks for mobile data connection.
		* It binds to the vendor's qualified networks service and actively monitors the qualified
		* networks changes.
		*/
		public class AccessNetworksManager {
		private static final String TAG = AccessNetworksManager.class.getSimpleName();
		private static final boolean DBG = false;

		private final Phone mPhone;

		private final CarrierConfigManager mCarrierConfigManager;

		private IQualifiedNetworksService mIQualifiedNetworksService;

		private AccessNetworksManagerDeathRecipient mDeathRecipient;

		// The bound qualified networks service component name
		private ComponentName mBoundQualifiedNetworksServiceComponent;

		private QualifiedNetworksServiceConnection mServiceConnection;

		private final SparseArray<int[]> mAvailableNetworks = new SparseArray<>();

		private final RegistrantList mQualifiedNetworksChangedRegistrants = new RegistrantList();

		private final BroadcastReceiver mConfigChangedReceiver = new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		final String action = intent.getAction();
		if (CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED.equals(action)
		&& mPhone.getPhoneId() == intent.getIntExtra(
		CarrierConfigManager.EXTRA_SLOT_INDEX, 0)) {
		// When carrier config changes, we need to evaluate and see if we should unbind
		// the existing service and bind to a new one.
		if (DBG) log("Carrier config changed.");
		bindQualifiedNetworksService();
		}
		}
		};

		/**
		* Represents qualified network types list on a specific APN type.
		*/
		public static class QualifiedNetworks {
		@ApnType
		public final int apnType;
		public final int[] qualifiedNetworks;
		public QualifiedNetworks(@ApnType int apnType, int[] qualifiedNetworks) {
		this.apnType = apnType;
		this.qualifiedNetworks = qualifiedNetworks;
		}
		}

		private class AccessNetworksManagerDeathRecipient implements IBinder.DeathRecipient {
		@Override
		public void binderDied() {
		// TODO: try to rebind the service.
		loge("QualifiedNetworksService(" + mBoundQualifiedNetworksServiceComponent + ") died.");
		}
		}

		private final class QualifiedNetworksServiceConnection implements ServiceConnection {
		@Override
		public void onServiceConnected(ComponentName name, IBinder service) {
		if (DBG) log("onServiceConnected");
		mBoundQualifiedNetworksServiceComponent = name;
		mIQualifiedNetworksService = IQualifiedNetworksService.Stub.asInterface(service);
		mDeathRecipient = new AccessNetworksManagerDeathRecipient();

		try {
		service.linkToDeath(mDeathRecipient, 0 /* flags */);
		mIQualifiedNetworksService.createNetworkAvailabilityUpdater(mPhone.getPhoneId(),
		new QualifiedNetworksServiceCallback());
		} catch (RemoteException e) {
		mDeathRecipient.binderDied();
		loge("Remote exception. " + e);
		}
		}
		@Override
		public void onServiceDisconnected(ComponentName name) {
		if (DBG) log("onServiceDisconnected");
		mIQualifiedNetworksService.asBinder().unlinkToDeath(mDeathRecipient, 0);
		}
		}

		private final class QualifiedNetworksServiceCallback extends
		IQualifiedNetworksServiceCallback.Stub {
		@Override
		public void onQualifiedNetworkTypesChanged(int apnType, int[] qualifiedNetworkTypesList) {
		log("onQualifiedNetworkTypesChanged. apnType = "
		+ ApnSetting.getApnTypesStringFromBitmask(apnType)
		+ ", networks = " + Arrays.toString(qualifiedNetworkTypesList));

		// TODO: Verify the preference from data settings manager to make sure the order
		// of the networks do not violate users/carrier's preference.
		if (mAvailableNetworks.get(apnType) != null) {
		if (Arrays.equals(mAvailableNetworks.get(apnType), qualifiedNetworkTypesList)) {
		log("Available networks for "
		+ ApnSetting.getApnTypesStringFromBitmask(apnType) + " not changed.");
		return;
		}
		}
		mAvailableNetworks.put(apnType, qualifiedNetworkTypesList);
		mQualifiedNetworksChangedRegistrants.notifyRegistrants(
		new AsyncResult(null,
		new QualifiedNetworks(apnType, qualifiedNetworkTypesList), null));
		}
		}

		/**
		* Constructor
		*
		* @param phone The phone object
		*/
		public AccessNetworksManager(Phone phone) {
		mPhone = phone;
		mCarrierConfigManager = (CarrierConfigManager) phone.getContext().getSystemService(
		Context.CARRIER_CONFIG_SERVICE);

		IntentFilter intentFilter = new IntentFilter();
		intentFilter.addAction(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
		phone.getContext().registerReceiverAsUser(mConfigChangedReceiver, UserHandle.ALL,
		intentFilter, null, null);

		bindQualifiedNetworksService();
		}

		/**
		* Find the qualified network service from configuration and binds to it. It reads the
		* configuration from carrier config if it exists. If not, read it from resources.
		*/
		private void bindQualifiedNetworksService() {
		String packageName = getQualifiedNetworksServicePackageName();

		if (DBG) log("Qualified network service package = " + packageName);
		if (TextUtils.isEmpty(packageName)) {
		loge("Can't find the binding package");
		return;
		}

		if (mIQualifiedNetworksService != null
		&& mIQualifiedNetworksService.asBinder().isBinderAlive()) {
		if (mBoundQualifiedNetworksServiceComponent.getPackageName().equals(packageName)) {
		if (DBG) log("Service " + packageName + " already bound.");
		return;
		}

		// Remove the network availability updater and then unbind the service.
		try {
		mIQualifiedNetworksService.removeNetworkAvailabilityUpdater(mPhone.getPhoneId());
		} catch (RemoteException e) {
		loge("Cannot remove network availability updater. " + e);
		}

		mPhone.getContext().unbindService(mServiceConnection);
		}

		try {
		mServiceConnection = new QualifiedNetworksServiceConnection();
		log("bind to " + packageName);
		if (!mPhone.getContext().bindService(
		new Intent(QualifiedNetworksService.QUALIFIED_NETWORKS_SERVICE_INTERFACE)
		.setPackage(packageName),
		mServiceConnection,
		Context.BIND_AUTO_CREATE)) {
		loge("Cannot bind to the qualified networks service.");
		}
		} catch (Exception e) {
		loge("Cannot bind to the qualified networks service. Exception: " + e);
		}
		}

		/**
		* Get the qualified network service package.
		*
		* @return package name of the qualified networks service package. Return empty string when in
		* legacy mode (i.e. Dedicated IWLAN data/network service is not supported).
		*/
		private String getQualifiedNetworksServicePackageName() {
		// Read package name from the resource
		String packageName = mPhone.getContext().getResources().getString(
		com.android.internal.R.string.config_qualified_networks_service_package);

		PersistableBundle b = mCarrierConfigManager.getConfigForSubId(mPhone.getSubId());

		if (b != null) {
		// If carrier config overrides it, use the one from carrier config
		String carrierConfigPackageName = b.getString(CarrierConfigManager
		.KEY_CARRIER_QUALIFIED_NETWORKS_SERVICE_PACKAGE_OVERRIDE_STRING);
		if (!TextUtils.isEmpty(carrierConfigPackageName)) {
		if (DBG) log("Found carrier config override " + carrierConfigPackageName);
		packageName = carrierConfigPackageName;
		}
		}

		return packageName;
		}

		/**
		* Register for qualified networks changed event.
		*
		* @param h The target to post the event message to.
		* @param what The event.
		*/
		public void registerForQualifiedNetworksChanged(Handler h, int what) {
		if (h != null) {
		mQualifiedNetworksChangedRegistrants.addUnique(h, what, null);
		}
		}

		/**
		* Unregister for qualified networks changed event.
		*
		* @param h The handler
		*/
		public void unregisterForQualifiedNetworksChanged(Handler h) {
		if (h != null) {
		mQualifiedNetworksChangedRegistrants.remove(h);
		}
		}

		/**
		* @return True if IWLAN legacy mode is used. No qualified network service there to provide
		* information for platform to setup data connection. All data connection requests will be
		* routed to the default (i.e. cellular) data/network service.
		*/
		public boolean isInLegacyMode() {
		return TextUtils.isEmpty(getQualifiedNetworksServicePackageName());
		}

		private void log(String s) {
		Rlog.d(TAG, s);
		}

		private void loge(String s) {
		Rlog.e(TAG, s);
		}

		}

tests/telephonytests/src/com/android/internal/telephony/TelephonyTest.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -60,6 +60,7 @@ import com.android.ims.ImsEcbm;
		import com.android.ims.ImsManager;
		import com.android.internal.telephony.cdma.CdmaSubscriptionSourceManager;
		import com.android.internal.telephony.cdma.EriManager;
		import com.android.internal.telephony.dataconnection.AccessNetworksManager;
		import com.android.internal.telephony.dataconnection.DcTracker;
		import com.android.internal.telephony.imsphone.ImsExternalCallTracker;
		import com.android.internal.telephony.imsphone.ImsPhone;
		@@ -190,6 +191,8 @@ public abstract class TelephonyTest {
		@Mock
		protected DeviceStateMonitor mDeviceStateMonitor;
		@Mock
		protected AccessNetworksManager mAccessNetworksManager;
		@Mock
		protected IntentBroadcaster mIntentBroadcaster;
		@Mock
		protected NitzStateMachine mNitzStateMachine;
		@@ -371,6 +374,8 @@ public abstract class TelephonyTest {
		.makeCarrierActionAgent(nullable(Phone.class));
		doReturn(mDeviceStateMonitor).when(mTelephonyComponentFactory)
		.makeDeviceStateMonitor(nullable(Phone.class));
		doReturn(mAccessNetworksManager).when(mTelephonyComponentFactory)
		.makeAccessNetworksManager(nullable(Phone.class));
		doReturn(mNitzStateMachine).when(mTelephonyComponentFactory)
		.makeNitzStateMachine(nullable(GsmCdmaPhone.class));
		doReturn(mLocaleTracker).when(mTelephonyComponentFactory)