1 /* 2 * Copyright (C) 2016 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 import com.android.ims.internal.IImsMultiEndpoint; 20 import com.android.ims.internal.IImsExternalCallStateListener; 21 22 import android.os.RemoteException; 23 import android.telephony.Rlog; 24 25 import java.util.List; 26 27 /** 28 * Provides APIs for the IMS multi-endpoint functionality. Specifically, provides a means for IMS 29 * to subscribe to dialog event packages issued by the network. 30 * 31 * @hide 32 */ 33 public class ImsMultiEndpoint { 34 /** 35 * Adapter class for {@link IImsExternalCallStateListener}. 36 */ 37 private class ImsExternalCallStateListenerProxy extends IImsExternalCallStateListener.Stub { 38 private ImsExternalCallStateListener mListener; 39 ImsExternalCallStateListenerProxy(ImsExternalCallStateListener listener)40 public ImsExternalCallStateListenerProxy(ImsExternalCallStateListener listener) { 41 mListener = listener; 42 } 43 44 45 /** 46 * Notifies client when Dialog Event Package update is received 47 * 48 * @param externalCallState the external call state. 49 */ 50 @Override onImsExternalCallStateUpdate(List<ImsExternalCallState> externalCallState)51 public void onImsExternalCallStateUpdate(List<ImsExternalCallState> externalCallState) { 52 if (DBG) Rlog.d(TAG, "onImsExternalCallStateUpdate"); 53 54 if (mListener != null) { 55 mListener.onImsExternalCallStateUpdate(externalCallState); 56 } 57 } 58 } 59 60 private static final String TAG = "ImsMultiEndpoint"; 61 private static final boolean DBG = true; 62 63 private final IImsMultiEndpoint mImsMultiendpoint; 64 ImsMultiEndpoint(IImsMultiEndpoint iImsMultiEndpoint)65 public ImsMultiEndpoint(IImsMultiEndpoint iImsMultiEndpoint) { 66 if (DBG) Rlog.d(TAG, "ImsMultiEndpoint created"); 67 mImsMultiendpoint = iImsMultiEndpoint; 68 } 69 setExternalCallStateListener(ImsExternalCallStateListener externalCallStateListener)70 public void setExternalCallStateListener(ImsExternalCallStateListener externalCallStateListener) 71 throws ImsException { 72 try { 73 if (DBG) Rlog.d(TAG, "setExternalCallStateListener"); 74 mImsMultiendpoint.setListener(new ImsExternalCallStateListenerProxy( 75 externalCallStateListener)); 76 } catch (RemoteException e) { 77 throw new ImsException("setExternalCallStateListener could not be set.", e, 78 ImsReasonInfo.CODE_LOCAL_IMS_SERVICE_DOWN); 79 } 80 } 81 } 82