1 /* 2 * Copyright (C) 2018 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.dialer.oem; 18 19 import android.content.Context; 20 import android.telephony.PhoneNumberUtils; 21 import java.lang.reflect.InvocationTargetException; 22 import java.lang.reflect.Method; 23 24 /** Provides access to hidden APIs in {@link android.telephony.PhoneNumberUtils}. */ 25 public final class PhoneNumberUtilsAccessor { 26 27 /** 28 * Checks if a given number is an emergency number for the country that the user is in. 29 * 30 * @param subId the subscription ID of the SIM 31 * @param number the number to check 32 * @param context the specific context which the number should be checked against 33 * @return true if the specified number is an emergency number for the country the user is 34 * currently in. 35 */ isLocalEmergencyNumber(Context context, int subId, String number)36 public static boolean isLocalEmergencyNumber(Context context, int subId, String number) { 37 try { 38 Method method = 39 PhoneNumberUtils.class.getMethod( 40 "isLocalEmergencyNumber", Context.class, int.class, String.class); 41 return (boolean) method.invoke(null, context, subId, number); 42 43 } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) { 44 throw new RuntimeException(e); 45 } 46 } 47 } 48