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.phone.vvm; 18 19 import android.annotation.Nullable; 20 import android.telecom.PhoneAccountHandle; 21 import android.telephony.SubscriptionManager; 22 23 import com.android.internal.telephony.Phone; 24 import com.android.internal.telephony.PhoneFactory; 25 import com.android.phone.PhoneUtils; 26 27 /** 28 * Utility to convert between PhoneAccountHandle and subId, which is a common operation in OMTP 29 * client 30 * 31 * TODO(b/28977379): remove dependency on PhoneUtils and use public APIs 32 */ 33 public class PhoneAccountHandleConverter { 34 35 private static final String TAG = "PhoneAccountHndCvtr"; 36 37 @Nullable fromSubId(int subId)38 public static PhoneAccountHandle fromSubId(int subId) { 39 if (!SubscriptionManager.isValidSubscriptionId(subId)) { 40 VvmLog.e(TAG, "invalid subId " + subId); 41 return null; 42 } 43 // Calling PhoneUtils.makePstnPhoneAccountHandle() with a phoneId might throw a NPE if the 44 // phone object cannot be found, so the Phone object should be created and checked here. 45 Phone phone = PhoneFactory.getPhone(SubscriptionManager.getPhoneId(subId)); 46 if (phone == null) { 47 VvmLog.e(TAG, "Unable to find Phone for subId " + subId); 48 return null; 49 } 50 return PhoneUtils.makePstnPhoneAccountHandle(phone); 51 } 52 toSubId(PhoneAccountHandle handle)53 public static int toSubId(PhoneAccountHandle handle) { 54 return PhoneUtils.getSubIdForPhoneAccountHandle(handle); 55 } 56 PhoneAccountHandleConverter()57 private PhoneAccountHandleConverter() { 58 } 59 } 60