1 /* 2 * Copyright (c) 2019 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 com.android.ims; 18 19 public interface IFeatureConnector<T> { getImsServiceState()20 int getImsServiceState() throws ImsException; addNotifyStatusChangedCallbackIfAvailable(FeatureConnection.IFeatureUpdate callback)21 void addNotifyStatusChangedCallbackIfAvailable(FeatureConnection.IFeatureUpdate callback) 22 throws android.telephony.ims.ImsException; removeNotifyStatusChangedCallback(FeatureConnection.IFeatureUpdate callback)23 void removeNotifyStatusChangedCallback(FeatureConnection.IFeatureUpdate callback); 24 }