Added android device id to android device info

packages/device_info/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.3.0
+
+* Added ability to get Android ID for Android devices
+
 ## 0.2.1
 
 * Updated Gradle tooling to match Android Studio 3.1.2.

packages/device_info/android/src/main/java/io/flutter/plugins/deviceinfo/DeviceInfoPlugin.java

@@ -4,9 +4,12 @@
 
 package io.flutter.plugins.deviceinfo;
 
+import android.annotation.SuppressLint;
+import android.content.Context;
 import android.os.Build;
 import android.os.Build.VERSION;
 import android.os.Build.VERSION_CODES;
+import android.provider.Settings;
 import io.flutter.plugin.common.MethodCall;
 import io.flutter.plugin.common.MethodChannel;
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
@@ -18,6 +21,7 @@
 
 /** DeviceInfoPlugin */
 public class DeviceInfoPlugin implements MethodCallHandler {
+  private final Context context;
 
   /** Substitute for missing values. */
   private static final String[] EMPTY_STRING_LIST = new String[] {};
@@ -26,11 +30,13 @@ public class DeviceInfoPlugin implements MethodCallHandler {
   public static void registerWith(Registrar registrar) {
     final MethodChannel channel =
         new MethodChannel(registrar.messenger(), "plugins.flutter.io/device_info");
-    channel.setMethodCallHandler(new DeviceInfoPlugin());
+    channel.setMethodCallHandler(new DeviceInfoPlugin(registrar.activity()));
   }
 
   /** Do not allow direct instantiation. */
-  private DeviceInfoPlugin() {}
+  private DeviceInfoPlugin(Context context) {
+    this.context = context;
+  }
 
   @Override
   public void onMethodCall(MethodCall call, Result result) {
@@ -60,6 +66,7 @@ public void onMethodCall(MethodCall call, Result result) {
       build.put("tags", Build.TAGS);
       build.put("type", Build.TYPE);
       build.put("isPhysicalDevice", !isEmulator());
+      build.put("androidId", getAndroidId());
 
       Map<String, Object> version = new HashMap<>();
       if (VERSION.SDK_INT >= VERSION_CODES.M) {
@@ -79,6 +86,18 @@ public void onMethodCall(MethodCall call, Result result) {
     }
   }
 
+  /**
+   * Returns the Android hardware device ID that is unique between the device + user and app
+   * signing. This key will change if the app is uninstalled or its data is cleared. Device factory
+   * reset will also result in a value change.
+   *
+   * @return The android ID
+   */
+  @SuppressLint("HardwareIds")
+  private String getAndroidId() {
+    return Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
+  }
+
   /**
    * A simple emulator-detection based on the flutter tools detection logic and a couple of legacy
    * detection systems

packages/device_info/example/lib/main.dart

@@ -82,6 +82,7 @@ class _MyAppState extends State<MyApp> {
       'tags': build.tags,
       'type': build.type,
       'isPhysicalDevice': build.isPhysicalDevice,
+      'androidId': build.androidId,
     };
   }
 

packages/device_info/lib/device_info.dart

@@ -58,6 +58,7 @@ class AndroidDeviceInfo {
     this.tags,
     this.type,
     this.isPhysicalDevice,
+    this.androidId,
   })  : supported32BitAbis = List<String>.unmodifiable(supported32BitAbis),
         supported64BitAbis = List<String>.unmodifiable(supported64BitAbis),
         supportedAbis = List<String>.unmodifiable(supportedAbis);
@@ -119,6 +120,9 @@ class AndroidDeviceInfo {
   /// `false` if the application is running in an emulator, `true` otherwise.
   final bool isPhysicalDevice;
 
+  /// The Android hardware device ID that is unique between the device + user and app signing.
+  final String androidId;
+
   /// Deserializes from the message received from [_kChannel].
   static AndroidDeviceInfo _fromMap(dynamic message) {
     final Map<dynamic, dynamic> map = message;
@@ -142,6 +146,7 @@ class AndroidDeviceInfo {
       tags: map['tags'],
       type: map['type'],
       isPhysicalDevice: map['isPhysicalDevice'],
+      androidId: map['androidId'],
     );
   }
 

packages/device_info/pubspec.yaml

@@ -3,7 +3,7 @@ description: Flutter plugin providing detailed information about the device
   (make, model, etc.), and Android or iOS version the app is running on.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/device_info
-version: 0.2.1
+version: 0.3.0
 
 flutter:
   plugin: