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.telephony.DomainSelectionService.SelectionAttributes; 21 22 /** 23 * Implemented as part of the {@link DomainSelectionService} to implement domain selection 24 * for a specific use case. 25 * @hide 26 */ 27 public interface DomainSelector { 28 /** 29 * Cancel an ongoing selection operation. It is up to the DomainSelectionService 30 * to clean up all ongoing operations with the framework. 31 */ cancelSelection()32 void cancelSelection(); 33 34 /** 35 * Reselect a domain due to the call not setting up properly. 36 * 37 * @param attr attributes required to select the domain. 38 */ reselectDomain(@onNull SelectionAttributes attr)39 void reselectDomain(@NonNull SelectionAttributes attr); 40 41 /** 42 * Finish the selection procedure and clean everything up. 43 */ finishSelection()44 void finishSelection(); 45 } 46