Only allow ImsManager to work with FEATURE_TELEPHONY_IMS (7da31960) · Commits · e / os / frameworks_opt_net_ims

src/java/com/android/ims/ImsManager.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package com.android.ims;
		import android.annotation.Nullable;
		import android.app.PendingIntent;
		import android.content.Context;
		import android.content.pm.PackageManager;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.HandlerExecutor;
		@@ -308,8 +309,14 @@ public class ImsManager {
		* Start the creation of a connection to the underlying ImsService implementation. When the
		* service is connected, {@link Listener#connectionReady(ImsManager)} will be called with
		* an active ImsManager instance.
		*
		* If this device does not support an ImsStack (i.e. doesn't support
		* {@link PackageManager#FEATURE_TELEPHONY_IMS} feature), this method will do nothing.
		*/
		public void connect() {
		if (!ImsManager.isImsSupportedOnDevice(mContext)) {
		return;
		}
		mRetryCount = 0;
		// Send a message to connect to the Ims Service and open a connection through
		// getImsService().
		@@ -448,6 +455,10 @@ public class ImsManager {
		}
		}

		public static boolean isImsSupportedOnDevice(Context context) {
		return context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_TELEPHONY_IMS);
		}

		/**
		* Returns the user configuration of Enhanced 4G LTE Mode setting.
		*
		@@ -2369,6 +2380,10 @@ public class ImsManager {
		*/
		private void checkAndThrowExceptionIfServiceUnavailable()
		throws ImsException {
		if (!isImsSupportedOnDevice(mContext)) {
		throw new ImsException("IMS not supported on device.",
		ImsReasonInfo.CODE_LOCAL_IMS_NOT_SUPPORTED_ON_DEVICE);
		}
		if (mMmTelFeatureConnection == null \|\| !mMmTelFeatureConnection.isBinderAlive()) {
		createImsService();

		@@ -2758,6 +2773,7 @@ public class ImsManager {

		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		pw.println("ImsManager:");
		pw.println(" device supports IMS = " + isImsSupportedOnDevice(mContext));
		pw.println(" mPhoneId = " + mPhoneId);
		pw.println(" mConfigUpdated = " + mConfigUpdated);
		pw.println(" mImsServiceProxy = " + mMmTelFeatureConnection);

src/java/com/android/ims/MmTelFeatureConnection.java

+14 −10

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package com.android.ims;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.content.Context;
		import android.os.Handler;
		@@ -297,7 +298,7 @@ public class MmTelFeatureConnection {
		IImsRegistration imsRegistration = getRegistration();
		if (imsRegistration != null) {
		try {
		getRegistration().addRegistrationCallback(localCallback);
		imsRegistration.addRegistrationCallback(localCallback);
		} catch (RemoteException e) {
		throw new IllegalStateException("ImsRegistrationCallbackAdapter: MmTelFeature"
		+ " binder is dead.");
		@@ -314,7 +315,7 @@ public class MmTelFeatureConnection {
		IImsRegistration imsRegistration = getRegistration();
		if (imsRegistration != null) {
		try {
		getRegistration().removeRegistrationCallback(localCallback);
		imsRegistration.removeRegistrationCallback(localCallback);
		} catch (RemoteException e) {
		Log.w(TAG, "ImsRegistrationCallbackAdapter - unregisterCallback: couldn't"
		+ " remove registration callback");
		@@ -429,6 +430,7 @@ public class MmTelFeatureConnection {
		private final Object mLock = new Object();
		// Updated by IImsServiceFeatureCallback when FEATURE_EMERGENCY_MMTEL is sent.
		private boolean mSupportsEmergencyCalling = false;
		private static boolean sImsSupportedOnDevice = true;

		// Cache the Registration and Config interfaces as long as the MmTel feature is connected. If
		// it becomes disconnected, invalidate.
		@@ -451,8 +453,13 @@ public class MmTelFeatureConnection {
		private final CapabilityCallbackManager mCapabilityCallbackManager;
		private final ProvisioningCallbackManager mProvisioningCallbackManager;

		public static MmTelFeatureConnection create(Context context , int slotId) {
		public static @NonNull MmTelFeatureConnection create(Context context , int slotId) {
		MmTelFeatureConnection serviceProxy = new MmTelFeatureConnection(context, slotId);
		if (!ImsManager.isImsSupportedOnDevice(context)) {
		// Return empty service proxy in the case that IMS is not supported.
		sImsSupportedOnDevice = false;
		return serviceProxy;
		}

		TelephonyManager tm = getTelephonyManager(context);
		if (tm == null) {
		@@ -946,7 +953,10 @@ public class MmTelFeatureConnection {
		return mIsAvailable && mBinder != null && mBinder.isBinderAlive();
		}

		protected void checkServiceIsReady() throws RemoteException {
		private void checkServiceIsReady() throws RemoteException {
		if (!sImsSupportedOnDevice) {
		throw new RemoteException("IMS is not supported on this device.");
		}
		if (!isBinderReady()) {
		throw new RemoteException("ImsServiceProxy is not ready to accept commands.");
		}
		@@ -955,10 +965,4 @@ public class MmTelFeatureConnection {
		private IImsMmTelFeature getServiceInterface(IBinder b) {
		return IImsMmTelFeature.Stub.asInterface(b);
		}

		protected void checkBinderConnection() throws RemoteException {
		if (!isBinderAlive()) {
		throw new RemoteException("ImsServiceProxy is not available for that feature.");
		}
		}
		}