1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.telephony;
18 
19 import android.annotation.NonNull;
20 import android.os.CancellationSignal;
21 import android.telephony.DomainSelectionService.EmergencyScanType;
22 
23 import java.util.List;
24 import java.util.function.Consumer;
25 
26 /**
27  * A callback class used to receive the domain selection result.
28  * @hide
29  */
30 public interface WwanSelectorCallback {
31     /**
32      * Notify the framework that the {@link DomainSelectionService} has requested an emergency
33      * network scan as part of selection.
34      *
35      * @param preferredNetworks the ordered list of preferred networks to scan.
36      * @param scanType indicates the scan preference, such as full service or limited service.
37      * @param signal notifies when the operation is canceled.
38      * @param consumer the handler of the response.
39      */
onRequestEmergencyNetworkScan(@onNull List<Integer> preferredNetworks, @EmergencyScanType int scanType, @NonNull CancellationSignal signal, @NonNull Consumer<EmergencyRegResult> consumer)40     void onRequestEmergencyNetworkScan(@NonNull List<Integer> preferredNetworks,
41             @EmergencyScanType int scanType,
42             @NonNull CancellationSignal signal, @NonNull Consumer<EmergencyRegResult> consumer);
43 
44     /**
45      * Notifies the FW that the domain has been selected. After this method is called,
46      * this interface can be discarded.
47      *
48      * @param domain The selected domain.
49      * @param useEmergencyPdn Indicates whether emergency services use emergency PDN or not.
50      */
onDomainSelected(@etworkRegistrationInfo.Domain int domain, boolean useEmergencyPdn)51     void onDomainSelected(@NetworkRegistrationInfo.Domain int domain, boolean useEmergencyPdn);
52 }
53