1 /* 2 * Copyright (C) 2022 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 package com.example.adservices.samples.topics.sampleappwithnoperm; 17 18 import static com.google.common.util.concurrent.MoreExecutors.directExecutor; 19 20 import android.adservices.clients.topics.AdvertisingTopicsClient; 21 import android.adservices.topics.GetTopicsResponse; 22 import android.adservices.topics.Topic; 23 import android.os.Bundle; 24 import android.os.Handler; 25 import android.util.Log; 26 import android.widget.Button; 27 import android.widget.TextView; 28 29 import androidx.appcompat.app.AppCompatActivity; 30 31 import com.google.common.util.concurrent.FutureCallback; 32 import com.google.common.util.concurrent.Futures; 33 import com.google.common.util.concurrent.ListenableFuture; 34 35 import java.io.StringWriter; 36 import java.io.PrintWriter; 37 import java.util.ArrayList; 38 import java.util.Arrays; 39 import java.util.List; 40 import java.util.concurrent.Executor; 41 import java.util.concurrent.Executors; 42 43 /** 44 * Android application activity for testing Topics API by providing a button in UI that initiate 45 * user's interaction with Topics Manager in the background. Response from Topics API will be shown 46 * in the app as text as well as toast message. In case anything goes wrong in this process, error 47 * message will also be shown in toast to suggest the Exception encountered. 48 */ 49 public class MainActivity extends AppCompatActivity { 50 51 private static final Executor CALLBACK_EXECUTOR = Executors.newCachedThreadPool(); 52 private static final String NEWLINE = "\n"; 53 private static final String TAG = "SampleApp"; 54 private static final List<String> SDK_NAMES = 55 new ArrayList<>(Arrays.asList("SdkName1", "SdkName2")); 56 private Button mTopicsClientButton; 57 private TextView mResultTextView; 58 private AdvertisingTopicsClient mAdvertisingTopicsClient; 59 private Handler mHandler; 60 61 @Override onCreate(Bundle savedInstanceState)62 protected void onCreate(Bundle savedInstanceState) { 63 super.onCreate(savedInstanceState); 64 setContentView(R.layout.activity_main); 65 mTopicsClientButton = findViewById(R.id.topics_client_button); 66 mResultTextView = findViewById(R.id.textView); 67 registerGetTopicsButton(); 68 mHandler = new Handler(); 69 } 70 registerGetTopicsButton()71 private void registerGetTopicsButton() { 72 mTopicsClientButton.setOnClickListener( 73 v -> { 74 mResultTextView.setText(""); 75 for (String sdkName : SDK_NAMES) { 76 mAdvertisingTopicsClient = 77 new AdvertisingTopicsClient.Builder() 78 .setContext(this) 79 .setSdkName(sdkName) 80 .setExecutor(CALLBACK_EXECUTOR) 81 .build(); 82 ListenableFuture<GetTopicsResponse> getTopicsResponseFuture = 83 mAdvertisingTopicsClient.getTopics(); 84 85 Futures.addCallback( 86 getTopicsResponseFuture, 87 new FutureCallback<GetTopicsResponse>() { 88 @Override 89 public void onSuccess(GetTopicsResponse result) { 90 Log.d(TAG, "GetTopics for sdk " + sdkName + " succeeded!"); 91 String topics = getTopics(result.getTopics()); 92 93 mHandler.post(new Runnable() { 94 @Override 95 public void run() { 96 mResultTextView.append( 97 sdkName 98 + "'s topics: " 99 + NEWLINE 100 + topics 101 + NEWLINE); 102 } 103 }); 104 105 Log.d( 106 TAG, 107 sdkName 108 + "'s topics: " 109 + NEWLINE 110 + topics 111 + NEWLINE); 112 } 113 114 @Override 115 public void onFailure(Throwable t) { 116 StringWriter sw = new StringWriter(); 117 PrintWriter pw = new PrintWriter(sw); 118 t.printStackTrace(pw); 119 120 Log.e( 121 TAG, 122 "Failed to getTopics for sdk " 123 + sdkName 124 + ": " 125 + t.getMessage()); 126 127 mHandler.post(new Runnable() { 128 @Override 129 public void run() { 130 mResultTextView.append( 131 "Failed to getTopics for sdk " 132 + sdkName 133 + ": " 134 + t.toString() 135 + NEWLINE); 136 } 137 }); 138 } 139 }, 140 directExecutor()); 141 } 142 }); 143 } 144 getTopics(List<Topic> arr)145 private String getTopics(List<Topic> arr) { 146 StringBuilder sb = new StringBuilder(); 147 int index = 1; 148 for (Topic topic : arr) { 149 sb.append(index++).append(". ").append(topic.toString()).append(NEWLINE); 150 } 151 return sb.toString(); 152 } 153 } 154