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.phone.testapps.telephonymanagertestapp; 18 19 import android.content.Context; 20 import android.telephony.NumberVerificationCallback; 21 import android.telephony.PhoneNumberRange; 22 import android.telephony.RadioAccessSpecifier; 23 import android.text.TextUtils; 24 import android.widget.Toast; 25 26 import java.util.Arrays; 27 import java.util.Collections; 28 import java.util.HashMap; 29 import java.util.List; 30 import java.util.Map; 31 import java.util.concurrent.Executor; 32 import java.util.function.Consumer; 33 import java.util.function.Function; 34 import java.util.stream.Collectors; 35 36 class ParameterParser { 37 private static ParameterParser sInstance; 38 get(Context context)39 static ParameterParser get(Context context) { 40 if (sInstance == null) { 41 sInstance = new ParameterParser(context); 42 } 43 return sInstance; 44 } 45 46 private final Context mContext; 47 private final Map<Class, Function<String, Object>> mParsers = 48 new HashMap<Class, Function<String, Object>>() {{ 49 put(PhoneNumberRange.class, ParameterParser::parsePhoneNumberRange); 50 put(Executor.class, s -> parseExecutor(s)); 51 put(NumberVerificationCallback.class, s -> parseNumberVerificationCallback(s)); 52 put(Consumer.class, s -> parseConsumer(s)); 53 put(List.class, s -> parseList(s)); 54 put(RadioAccessSpecifier.class, s -> parseRadioAccessSpecifier(s)); 55 }}; 56 ParameterParser(Context context)57 private ParameterParser(Context context) { 58 mContext = context; 59 } 60 executeParser(Class type, String input)61 Object executeParser(Class type, String input) { 62 if ("null".equals(input)) return null; 63 return mParsers.getOrDefault(type, s -> null).apply(input); 64 } 65 parsePhoneNumberRange(String input)66 private static PhoneNumberRange parsePhoneNumberRange(String input) { 67 String[] parts = input.split(" "); 68 if (parts.length != 4) { 69 return null; 70 } 71 return new PhoneNumberRange(parts[0], parts[1], parts[2], parts[3]); 72 } 73 parseExecutor(String input)74 private Executor parseExecutor(String input) { 75 return mContext.getMainExecutor(); 76 } 77 parseConsumer(String input)78 private Consumer parseConsumer(String input) { 79 return o -> Toast.makeText(mContext, "Consumer: " + String.valueOf(o), Toast.LENGTH_SHORT) 80 .show(); 81 } 82 83 /** 84 * input format: (ran)/(band1)+(band2)+.../(chan1)+(chan2)+... 85 * @return 86 */ parseRadioAccessSpecifier(String input)87 private RadioAccessSpecifier parseRadioAccessSpecifier(String input) { 88 String[] parts = input.split("/"); 89 int ran = Integer.parseInt(parts[0]); 90 String[] bandStrings = parts[1].split("\\+"); 91 int[] bands = new int[bandStrings.length]; 92 String[] chanStrings = parts[2].split("\\+"); 93 int[] chans = new int[chanStrings.length]; 94 95 for (int i = 0; i < bands.length; i++) { 96 bands[i] = Integer.parseInt(bandStrings[i]); 97 } 98 99 for (int i = 0; i < chans.length; i++) { 100 chans[i] = Integer.parseInt(chanStrings[i]); 101 } 102 return new RadioAccessSpecifier(ran, bands, chans); 103 } 104 parseList(String input)105 private List parseList(String input) { 106 if (TextUtils.isEmpty(input)) { 107 return Collections.emptyList(); 108 } 109 String[] components = input.split(" "); 110 String className = components[0]; 111 Class c; 112 try { 113 c = mContext.getClassLoader().loadClass(className); 114 } catch (ClassNotFoundException e) { 115 Toast.makeText(mContext, "Invalid class " + className, 116 Toast.LENGTH_SHORT).show(); 117 return null; 118 } 119 if (!mParsers.containsKey(c)) { 120 Toast.makeText(mContext, "Cannot parse " + className, 121 Toast.LENGTH_SHORT).show(); 122 return null; 123 } 124 return Arrays.stream(components).skip(1) 125 .map(mParsers.get(c)) 126 .collect(Collectors.toList()); 127 } 128 parseNumberVerificationCallback(String input)129 private NumberVerificationCallback parseNumberVerificationCallback(String input) { 130 return new NumberVerificationCallback() { 131 @Override 132 public void onCallReceived(String phoneNumber) { 133 Toast.makeText(mContext, "Received verification " + phoneNumber, 134 Toast.LENGTH_SHORT).show(); 135 } 136 137 @Override 138 public void onVerificationFailed(int reason) { 139 Toast.makeText(mContext, "Verification failed " + reason, 140 Toast.LENGTH_SHORT).show(); 141 } 142 }; 143 } 144 } 145