Add an API to get recent IMS disconnect reasons am: 525c3a2fdc am: ac99f22a28 am: 8a0ec2d8db (a48a6ef4) · Commits · e / os / frameworks_opt_net_ims

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

+46 −2

Original line number	Diff line number	Diff line
		@@ -23,6 +23,7 @@ import android.net.Uri;
		import android.os.AsyncTask;
		import android.os.IBinder;
		import android.os.Message;
		import android.os.Parcel;
		import android.os.PersistableBundle;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		@@ -36,17 +37,19 @@ import android.telephony.SubscriptionManager;
		import android.telephony.TelephonyManager;

		import com.android.ims.internal.IImsCallSession;
		import com.android.ims.internal.IImsConfig;
		import com.android.ims.internal.IImsEcbm;
		import com.android.ims.internal.IImsMultiEndpoint;
		import com.android.ims.internal.IImsRegistrationListener;
		import com.android.ims.internal.IImsService;
		import com.android.ims.internal.IImsUt;
		import com.android.ims.internal.ImsCallSession;
		import com.android.ims.internal.IImsConfig;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.util.ArrayList;
		import java.util.HashMap;
		import java.util.concurrent.ConcurrentLinkedDeque;

		/**
		* Provides APIs for IMS services, such as initiating IMS calls, and provides access to
		@@ -192,6 +195,11 @@ public class ImsManager {
		public static final String TRUE = "true";
		public static final String FALSE = "false";

		// mRecentDisconnectReasons stores the last 16 disconnect reasons
		private static final int MAX_RECENT_DISCONNECT_REASONS = 16;
		private ConcurrentLinkedDeque<ImsReasonInfo> mRecentDisconnectReasons =
		new ConcurrentLinkedDeque<>();

		/**
		* Gets a manager instance.
		*
		@@ -201,8 +209,9 @@ public class ImsManager {
		*/
		public static ImsManager getInstance(Context context, int phoneId) {
		synchronized (sImsManagerInstances) {
		if (sImsManagerInstances.containsKey(phoneId))
		if (sImsManagerInstances.containsKey(phoneId)) {
		return sImsManagerInstances.get(phoneId);
		}

		ImsManager mgr = new ImsManager(context, phoneId);
		sImsManagerInstances.put(phoneId, mgr);
		@@ -1233,6 +1242,31 @@ public class ImsManager {
		}
		}

		private ImsReasonInfo makeACopy(ImsReasonInfo imsReasonInfo) {
		Parcel p = Parcel.obtain();
		imsReasonInfo.writeToParcel(p, 0);
		p.setDataPosition(0);
		ImsReasonInfo clonedReasonInfo = ImsReasonInfo.CREATOR.createFromParcel(p);
		p.recycle();
		return clonedReasonInfo;
		}

		/**
		* Get Recent IMS Disconnect Reasons.
		*
		* @return ArrayList of ImsReasonInfo objects. MAX size of the arraylist
		* is MAX_RECENT_DISCONNECT_REASONS. The objects are in the
		* chronological order.
		*/
		public ArrayList<ImsReasonInfo> getRecentImsDisconnectReasons() {
		ArrayList<ImsReasonInfo> disconnectReasons = new ArrayList<>();

		for (ImsReasonInfo reason : mRecentDisconnectReasons) {
		disconnectReasons.add(makeACopy(reason));
		}
		return disconnectReasons;
		}

		/**
		* Get the boolean config from carrier config manager.
		*
		@@ -1461,6 +1495,14 @@ public class ImsManager {
		}
		}

		private void addToRecentDisconnectReasons(ImsReasonInfo reason) {
		if (reason == null) return;
		while (mRecentDisconnectReasons.size() >= MAX_RECENT_DISCONNECT_REASONS) {
		mRecentDisconnectReasons.removeFirst();
		}
		mRecentDisconnectReasons.addLast(reason);
		}

		/**
		* Death recipient class for monitoring IMS service.
		*/
		@@ -1552,6 +1594,8 @@ public class ImsManager {
		log("registrationDisconnected :: imsReasonInfo" + imsReasonInfo);
		}

		addToRecentDisconnectReasons(imsReasonInfo);

		if (mListener != null) {
		mListener.onImsDisconnected(imsReasonInfo);
		}