Merge changes from topic "cellinfocallback-error" (ed0c722a) · Commits · e / os / android_frameworks_base

api/current.txt

+3 −0

Original line number	Diff line number	Diff line
		@@ -43171,6 +43171,9 @@ package android.telephony {
		public static abstract class TelephonyManager.CellInfoCallback {
		ctor public TelephonyManager.CellInfoCallback();
		method public abstract void onCellInfo(java.util.List<android.telephony.CellInfo>);
		method public void onError(int, java.lang.Throwable);
		field public static final int ERROR_MODEM_ERROR = 2; // 0x2
		field public static final int ERROR_TIMEOUT = 1; // 0x1
		}

		public static abstract class TelephonyManager.UssdResponseCallback {

telephony/java/android/telephony/ICellInfoCallback.aidl

+2 −0

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

		package android.telephony;

		import android.os.ParcelableException;
		import android.telephony.CellInfo;

		import java.util.List;
		@@ -27,4 +28,5 @@ import java.util.List;
		oneway interface ICellInfoCallback
		{
		void onCellInfo(in List<CellInfo> state);
		void onError(in int errorCode, in ParcelableException detail);
		}

telephony/java/android/telephony/TelephonyManager.java

+50 −4

Original line number	Diff line number	Diff line
		@@ -4871,19 +4871,53 @@ public class TelephonyManager {
		/** Callback for providing asynchronous {@link CellInfo} on request */
		public abstract static class CellInfoCallback {
		/**
		* Response to
		* Success response to
		* {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
		*
		* <p>Invoked when there is a response to
		* Invoked when there is a response to
		* {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}
		* to provide a list of {@link CellInfo}. If no {@link CellInfo} is available then an empty
		* list will be provided. If an error occurs, null will be provided.
		* list will be provided. If an error occurs, null will be provided unless the onError
		* callback is overridden.
		*
		* @param cellInfo a list of {@link CellInfo}, an empty list, or null.
		*
		* {@see android.telephony.TelephonyManager#getAllCellInfo getAllCellInfo()}
		*/
		public abstract void onCellInfo(List<CellInfo> cellInfo);
		public abstract void onCellInfo(@NonNull List<CellInfo> cellInfo);

		/** @hide */
		@Retention(RetentionPolicy.SOURCE)
		@IntDef(prefix = {"ERROR_"}, value = {ERROR_TIMEOUT, ERROR_MODEM_ERROR})
		public @interface CellInfoCallbackError {}

		/**
		* The system timed out waiting for a response from the Radio.
		*/
		public static final int ERROR_TIMEOUT = 1;

		/**
		* The modem returned a failure.
		*/
		public static final int ERROR_MODEM_ERROR = 2;

		/**
		* Error response to
		* {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
		*
		* Invoked when an error condition prevents updated {@link CellInfo} from being fetched
		* and returned from the modem. Callers of requestCellInfoUpdate() should override this
		* function to receive detailed status information in the event of an error. By default,
		* this function will invoke onCellInfo() with null.
		*
		* @param errorCode an error code indicating the type of failure.
		* @param detail a Throwable object with additional detail regarding the failure if
		* available, otherwise null.
		*/
		public void onError(@CellInfoCallbackError int errorCode, @Nullable Throwable detail) {
		// By default, simply invoke the success callback with an empty list.
		onCellInfo(new ArrayList<CellInfo>());
		}
		};

		/**
		@@ -4910,6 +4944,12 @@ public class TelephonyManager {
		Binder.withCleanCallingIdentity(() ->
		executor.execute(() -> callback.onCellInfo(cellInfo)));
		}

		public void onError(int errorCode, android.os.ParcelableException detail) {
		Binder.withCleanCallingIdentity(() ->
		executor.execute(() -> callback.onError(
		errorCode, detail.getCause())));
		}
		}, getOpPackageName());

		} catch (RemoteException ex) {
		@@ -4944,6 +4984,12 @@ public class TelephonyManager {
		Binder.withCleanCallingIdentity(() ->
		executor.execute(() -> callback.onCellInfo(cellInfo)));
		}

		public void onError(int errorCode, android.os.ParcelableException detail) {
		Binder.withCleanCallingIdentity(() ->
		executor.execute(() -> callback.onError(
		errorCode, detail.getCause())));
		}
		}, getOpPackageName(), workSource);
		} catch (RemoteException ex) {
		}