1 /* 2 * Copyright (c) 2014, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * * Redistributions of source code must retain the above copyright 8 notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 13 * * Neither the name of The Linux Foundation nor the names of its 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 package com.android.ims; 31 32 import android.compat.annotation.UnsupportedAppUsage; 33 import android.os.RemoteException; 34 import android.telephony.ims.ImsReasonInfo; 35 36 import com.android.ims.internal.IImsEcbm; 37 import com.android.ims.internal.IImsEcbmListener; 38 import com.android.telephony.Rlog; 39 40 /** 41 * Provides APIs for the supplementary service settings using IMS (Ut interface). 42 * It is created from 3GPP TS 24.623 (XCAP(XML Configuration Access Protocol) 43 * over the Ut interface for manipulating supplementary services). 44 * 45 * @hide 46 */ 47 public class ImsEcbm { 48 private static final String TAG = "ImsEcbm"; 49 private static final boolean DBG = true; 50 51 private final IImsEcbm miEcbm; 52 ImsEcbm(IImsEcbm iEcbm)53 public ImsEcbm(IImsEcbm iEcbm) { 54 if (DBG) Rlog.d(TAG, "ImsEcbm created"); 55 miEcbm = iEcbm; 56 } 57 setEcbmStateListener(ImsEcbmStateListener ecbmListener)58 public void setEcbmStateListener(ImsEcbmStateListener ecbmListener) throws ImsException { 59 try { 60 miEcbm.setListener(new ImsEcbmListenerProxy(ecbmListener)); 61 } catch (RemoteException e) { 62 throw new ImsException("setEcbmStateListener()", e, 63 ImsReasonInfo.CODE_LOCAL_IMS_SERVICE_DOWN); 64 } 65 } 66 67 @UnsupportedAppUsage exitEmergencyCallbackMode()68 public void exitEmergencyCallbackMode() throws ImsException { 69 try { 70 miEcbm.exitEmergencyCallbackMode(); 71 } catch (RemoteException e) { 72 throw new ImsException("exitEmergencyCallbackMode()", e, 73 ImsReasonInfo.CODE_LOCAL_IMS_SERVICE_DOWN); 74 } 75 } 76 isBinderAlive()77 public boolean isBinderAlive() { 78 return miEcbm.asBinder().isBinderAlive(); 79 } 80 81 /** 82 * Adapter class for {@link IImsEcbmListener}. 83 */ 84 private class ImsEcbmListenerProxy extends IImsEcbmListener.Stub { 85 private ImsEcbmStateListener mListener; 86 ImsEcbmListenerProxy(ImsEcbmStateListener listener)87 public ImsEcbmListenerProxy(ImsEcbmStateListener listener) { 88 mListener = listener; 89 } 90 91 @Override enteredECBM()92 public void enteredECBM() { 93 if (DBG) Rlog.d(TAG, "enteredECBM ::"); 94 95 if (mListener != null) { 96 mListener.onECBMEntered(); 97 } 98 } 99 100 @Override exitedECBM()101 public void exitedECBM() { 102 if (DBG) Rlog.d(TAG, "exitedECBM ::"); 103 104 if (mListener != null) { 105 mListener.onECBMExited(); 106 } 107 } 108 } 109 } 110