Remove v1 Android create templates (#61203)

dev/devicelab/bin/tasks/module_host_with_custom_build_test.dart

@@ -13,8 +13,6 @@ import 'package:path/path.dart' as path;
 final String gradlew = Platform.isWindows ? 'gradlew.bat' : 'gradlew';
 final String gradlewExecutable = Platform.isWindows ? '.\\$gradlew' : './$gradlew';
 
-final bool useAndroidEmbeddingV2 = Platform.environment['ENABLE_ANDROID_EMBEDDING_V2'] == 'true';
-
 /// Tests that the Android app containing a Flutter module can be built when
 /// it has custom build types and flavors.
 Future<void> main() async {
@@ -60,7 +58,7 @@ Future<void> main() async {
             flutterDirectory.path,
             'dev',
             'integration_tests',
-             useAndroidEmbeddingV2 ? 'module_host_with_custom_build_v2_embedding' : 'module_host_with_custom_build',
+            'module_host_with_custom_build_v2_embedding',
           ),
         ),
         hostAppDir,

dev/devicelab/bin/tasks/module_test.dart

@@ -14,8 +14,6 @@ final String gradlew = Platform.isWindows ? 'gradlew.bat' : 'gradlew';
 final String gradlewExecutable = Platform.isWindows ? '.\\$gradlew' : './$gradlew';
 final String fileReadWriteMode = Platform.isWindows ? 'rw-rw-rw-' : 'rw-r--r--';
 
-final bool useAndroidEmbeddingV2 = Platform.environment['ENABLE_ANDROID_EMBEDDING_V2'] == 'true';
-
 /// Tests that the Flutter module project template works and supports
 /// adding Flutter to an existing Android app.
 Future<void> main() async {
@@ -177,7 +175,7 @@ Future<void> main() async {
             flutterDirectory.path,
             'dev',
             'integration_tests',
-            useAndroidEmbeddingV2 ? 'android_host_app_v2_embedding' : 'android_host_app',
+            'android_host_app_v2_embedding',
           ),
         ),
         hostApp,

dev/integration_tests/android_host_app/README.md

-# Android host app
-
-Android host app for a Flutter module created using
-```
-$ flutter create -t module hello
-```
-and placed in a sibling folder to (a clone of) the host app.
-Used by the `module_test.dart` device lab test.

dev/integration_tests/android_host_app/app/build.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-apply plugin: 'com.android.application'
-
-android {
-    compileSdkVersion 28
-
-    compileOptions {
-        sourceCompatibility 1.8
-        targetCompatibility 1.8
-    }
-
-    defaultConfig {
-        applicationId "io.flutter.add2app"
-        minSdkVersion 16
-        targetSdkVersion 28
-        versionCode 1
-        versionName "1.0"
-    }
-}
-
-dependencies {
-    implementation project(':flutter')
-    implementation 'androidx.appcompat:appcompat:1.1.0'
-}

dev/integration_tests/android_host_app/app/src/main/AndroidManifest.xml

-<!-- Copyright 2014 The Flutter Authors. All rights reserved.
-Use of this source code is governed by a BSD-style license that can be
-found in the LICENSE file. -->
-
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="io.flutter.add2app">
-
-    <application android:allowBackup="false"
-        tools:ignore="GoogleAppIndexingWarning,MissingApplicationIcon">
-        <activity android:name=".MainActivity" />
-    </application>
-</manifest>

dev/integration_tests/android_host_app/app/src/main/java/io/flutter/add2app/MainActivity.java

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package io.flutter.add2app;
-
-import android.os.Bundle;
-import androidx.appcompat.app.AppCompatActivity;
-import io.flutter.facade.Flutter;
-
-public class MainActivity extends AppCompatActivity {
-
-  @Override
-  protected void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    setContentView(Flutter.createView(this, getLifecycle(), "route1"));
-  }
-}

dev/integration_tests/android_host_app/build.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-buildscript {
-    repositories {
-        google()
-        jcenter()
-    }
-    dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
-    }
-}
-
-allprojects {
-    repositories {
-        google()
-        jcenter()
-    }
-}
-
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}

dev/integration_tests/android_host_app/gradle.properties

-org.gradle.jvmargs=-Xmx1536m
-android.useAndroidX=true
-android.enableJetifier=true

dev/integration_tests/android_host_app/gradle/wrapper/gradle-wrapper.properties

-#Mon Jun 25 14:13:36 CEST 2018
-distributionBase=GRADLE_USER_HOME
-distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
-zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip

dev/integration_tests/android_host_app/settings.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-include ':app'
-setBinding(new Binding([gradle: this]))
-evaluate(new File(settingsDir.parentFile, 'hello/.android/include_flutter.groovy'))

dev/integration_tests/module_host_with_custom_build/README.md

-# Android host app
-
-Android host app for a Flutter module created using
-```
-$ flutter create -t module hello
-```
-and placed in a sibling folder to (a clone of) the host app.
-Used by the `module_host_with_custom_build_test.dart` device lab test.

dev/integration_tests/module_host_with_custom_build/app/build.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-apply plugin: 'com.android.application'
-
-android {
-    compileSdkVersion 28
-    compileOptions {
-        sourceCompatibility 1.8
-        targetCompatibility 1.8
-    }
-    defaultConfig {
-        applicationId "io.flutter.addtoapp"
-        minSdkVersion 16
-        targetSdkVersion 28
-        versionCode 1
-        versionName "1.0"
-    }
-    // Test build types.
-    buildTypes {
-        staging {
-            initWith debug
-            // This is required because the `:flutter` project doesn't define this custom build type.
-            // Without the fallback, the Android plugin will make Gradle exit with the following error:
-            // `Unable to find a matching variant of project :flutter`
-            matchingFallbacks = ['debug']
-        }
-        prod {
-            initWith release
-            matchingFallbacks = ['release']
-        }
-    }
-    // Test flavors.
-    flavorDimensions "version"
-    productFlavors {
-        demo {
-            dimension "version"
-        }
-    }
-}
-
-dependencies {
-    implementation project(':flutter')
-    implementation 'androidx.appcompat:appcompat:1.1.0'
-}

dev/integration_tests/module_host_with_custom_build/app/src/main/AndroidManifest.xml

-<!-- Copyright 2014 The Flutter Authors. All rights reserved.
-Use of this source code is governed by a BSD-style license that can be
-found in the LICENSE file. -->
-
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="io.flutter.addtoapp">
-
-    <application android:allowBackup="false"
-        tools:ignore="GoogleAppIndexingWarning,MissingApplicationIcon">
-        <activity android:name=".MainActivity" />
-    </application>
-</manifest>

dev/integration_tests/module_host_with_custom_build/app/src/main/java/io/flutter/addtoapp/MainActivity.java

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package io.flutter.addtoapp;
-
-import android.os.Bundle;
-import androidx.appcompat.app.AppCompatActivity;
-import io.flutter.facade.Flutter;
-
-public class MainActivity extends AppCompatActivity {
-
-  @Override
-  protected void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    setContentView(Flutter.createView(this, getLifecycle(), "route1"));
-  }
-}

dev/integration_tests/module_host_with_custom_build/build.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-buildscript {
-    repositories {
-        google()
-        jcenter()
-    }
-    dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
-    }
-}
-
-allprojects {
-    repositories {
-        google()
-        jcenter()
-    }
-}
-
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}

dev/integration_tests/module_host_with_custom_build/gradle.properties

-org.gradle.jvmargs=-Xmx1536m
-android.useAndroidX=true
-android.enableJetifier=true

dev/integration_tests/module_host_with_custom_build/gradle/wrapper/gradle-wrapper.properties

-#Mon Jun 25 14:13:36 CEST 2018
-distributionBase=GRADLE_USER_HOME
-distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
-zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip

dev/integration_tests/module_host_with_custom_build/settings.gradle

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-include ':app'
-setBinding(new Binding([gradle: this]))
-evaluate(new File(settingsDir.parentFile, 'hello/.android/include_flutter.groovy'))

packages/flutter_tools/lib/src/commands/create.dart

@@ -748,7 +748,6 @@ https://flutter.dev/docs/development/packages-and-plugins/developing-packages#pl
       'macosIdentifier': appleIdentifier,
       'description': projectDescription,
       'dartSdk': '$flutterRoot/bin/cache/dart-sdk',
-      'useAndroidEmbeddingV2': featureFlags.isAndroidEmbeddingV2Enabled,
       'androidMinApiLevel': android_common.minApiLevel,
       'androidSdkVersion': android_sdk.minimumAndroidSdkVersion,
       'withDriverTest': renderDriverTest,

packages/flutter_tools/lib/src/features.dart

@@ -34,9 +34,6 @@ class FeatureFlags {
   /// Whether flutter desktop for Windows is enabled.
   bool get isWindowsEnabled => isEnabled(flutterWindowsDesktopFeature);
 
-  /// Whether the Android embedding V2 is enabled.
-  bool get isAndroidEmbeddingV2Enabled => isEnabled(flutterAndroidEmbeddingV2Feature);
-
   /// Whether a particular feature is enabled for the current channel.
   ///
   /// Prefer using one of the specific getters above instead of this API.
@@ -68,7 +65,6 @@ const List<Feature> allFeatures = <Feature>[
   flutterLinuxDesktopFeature,
   flutterMacOSDesktopFeature,
   flutterWindowsDesktopFeature,
-  flutterAndroidEmbeddingV2Feature,
 ];
 
 /// The [Feature] for flutter web.
@@ -131,29 +127,6 @@ const Feature flutterWindowsDesktopFeature = Feature(
   ),
 );
 
-/// The [Feature] for generating projects using the new Android embedding.
-const Feature flutterAndroidEmbeddingV2Feature = Feature(
-  name: 'flutter create generates projects using the Android embedding V2',
-  environmentOverride: 'ENABLE_ANDROID_EMBEDDING_V2',
-  configSetting: 'enable-android-embedding-v2',
-  beta: FeatureChannelSetting(
-    available: true,
-    enabledByDefault: true,
-  ),
-  dev: FeatureChannelSetting(
-    available: true,
-    enabledByDefault: true,
-  ),
-  master: FeatureChannelSetting(
-    available: true,
-    enabledByDefault: true,
-  ),
-  stable: FeatureChannelSetting(
-    available: true,
-    enabledByDefault: true,
-  ),
-);
-
 /// A [Feature] is a process for conditionally enabling tool features.
 ///
 /// All settings are optional, and if not provided will generally default to

packages/flutter_tools/lib/src/plugins.dart

@@ -644,6 +644,12 @@ Future<void> _writeAndroidPluginRegistrant(FlutterProject project, List<Plugin>
       break;
     case AndroidEmbeddingVersion.v1:
     default:
+      globals.printStatus(
+        'Your Flutter application is created using an older version of the '
+        "Android embedding. It's being deprecated in favor of Android embedding "
+        'v2. Follow the steps on https://flutter.dev/go/android-project-migration '
+        'to migrate your project.'
+      );
       for (final Map<String, dynamic> plugin in androidPlugins) {
         if (!(plugin['supportsEmbeddingV1'] as bool) && plugin['supportsEmbeddingV2'] as bool) {
           throwToolExit(

packages/flutter_tools/lib/src/project.dart

@@ -805,7 +805,7 @@ class AndroidProject extends FlutterProjectPlatform {
     await _overwriteFromTemplate(globals.fs.path.join(
       'module',
       'android',
-      featureFlags.isAndroidEmbeddingV2Enabled ? 'library_new_embedding' : 'library',
+      'library_new_embedding',
     ), ephemeralDirectory);
     await _overwriteFromTemplate(globals.fs.path.join('module', 'android', 'gradle'), ephemeralDirectory);
     gradle.gradleUtils.injectGradleWrapperIfNeeded(ephemeralDirectory);
@@ -820,7 +820,6 @@ class AndroidProject extends FlutterProjectPlatform {
         'projectName': parent.manifest.appName,
         'androidIdentifier': parent.manifest.androidPackage,
         'androidX': usesAndroidX,
-        'useAndroidEmbeddingV2': featureFlags.isAndroidEmbeddingV2Enabled,
       },
       printStatusWhenWriting: false,
       overwriteExisting: true,

packages/flutter_tools/templates/app/android-java.tmpl/app/src/main/java/androidIdentifier/MainActivity.java.tmpl

 package {{androidIdentifier}};
 
-{{#useAndroidEmbeddingV2}}
 import io.flutter.embedding.android.FlutterActivity;
 
 public class MainActivity extends FlutterActivity {
 }
-{{/useAndroidEmbeddingV2}}
-{{^useAndroidEmbeddingV2}}
-import android.os.Bundle;
-import io.flutter.app.FlutterActivity;
-import io.flutter.plugins.GeneratedPluginRegistrant;
-
-public class MainActivity extends FlutterActivity {
-  @Override
-  protected void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    GeneratedPluginRegistrant.registerWith(this);
-  }
-}
-{{/useAndroidEmbeddingV2}}

packages/flutter_tools/templates/app/android-kotlin.tmpl/app/src/main/kotlin/androidIdentifier/MainActivity.kt.tmpl

 package {{androidIdentifier}}
 
-{{#useAndroidEmbeddingV2}}
 import io.flutter.embedding.android.FlutterActivity
 
 class MainActivity: FlutterActivity() {
 }
-{{/useAndroidEmbeddingV2}}
-{{^useAndroidEmbeddingV2}}
-import android.os.Bundle
-import io.flutter.app.FlutterActivity
-import io.flutter.plugins.GeneratedPluginRegistrant
-
-class MainActivity: FlutterActivity() {
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        GeneratedPluginRegistrant.registerWith(this)
-    }
-}
-{{/useAndroidEmbeddingV2}}

packages/flutter_tools/templates/app/android.tmpl/app/src/main/AndroidManifest.xml.tmpl

@@ -16,16 +16,6 @@
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:hardwareAccelerated="true"
             android:windowSoftInputMode="adjustResize">
-            {{^useAndroidEmbeddingV2}}
-            <!-- This keeps the window background of the activity showing
-                 until Flutter renders its first frame. It can be removed if
-                 there is no splash screen (such as the default splash screen
-                 defined in @style/LaunchTheme). -->
-            <meta-data
-                android:name="io.flutter.app.android.SplashScreenUntilFirstFrame"
-                android:value="true" />
-            {{/useAndroidEmbeddingV2}}
-            {{#useAndroidEmbeddingV2}}
             <!-- Specifies an Android theme to apply to this Activity as soon as
                  the Android process has started. This theme is visible to the user
                  while the Flutter UI initializes. After that, this theme continues
@@ -43,18 +33,15 @@
               android:name="io.flutter.embedding.android.SplashScreenDrawable"
               android:resource="@drawable/launch_background"
               />
-            {{/useAndroidEmbeddingV2}}
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
-        {{#useAndroidEmbeddingV2}}
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />
-        {{/useAndroidEmbeddingV2}}
     </application>
 </manifest>

packages/flutter_tools/templates/module/android/host_app_common/app.tmpl/src/main/AndroidManifest.xml.tmpl

@@ -36,12 +36,10 @@
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
-        {{#useAndroidEmbeddingV2}}
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />
-        {{/useAndroidEmbeddingV2}}
     </application>
 </manifest>

packages/flutter_tools/templates/module/android/host_app_common/app.tmpl/src/main/java/androidIdentifier/host/MainActivity.java.tmpl

 package {{androidIdentifier}}.host;
 
-import android.os.Bundle;
-{{#useAndroidEmbeddingV2}}
 import io.flutter.embedding.android.FlutterActivity;
 
 public class MainActivity extends FlutterActivity {
 }
-{{/useAndroidEmbeddingV2}}
-{{^useAndroidEmbeddingV2}}
-import io.flutter.app.FlutterActivity;
-import io.flutter.plugins.GeneratedPluginRegistrant;
-
-public class MainActivity extends FlutterActivity {
-  @Override
-  protected void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    GeneratedPluginRegistrant.registerWith(this);
-  }
-}
-{{/useAndroidEmbeddingV2}}

packages/flutter_tools/templates/module/android/library/Flutter.tmpl/build.gradle.tmpl

-// Generated file. Do not edit.
-
-def localProperties = new Properties()
-def localPropertiesFile = new File(buildscript.sourceFile.parentFile.parentFile, 'local.properties')
-if (localPropertiesFile.exists()) {
-    localPropertiesFile.withReader('UTF-8') { reader ->
-        localProperties.load(reader)
-    }
-}
-
-def flutterRoot = localProperties.getProperty('flutter.sdk')
-if (flutterRoot == null) {
-    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
-}
-
-def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
-if (flutterVersionCode == null) {
-    flutterVersionCode = '1'
-}
-
-def flutterVersionName = localProperties.getProperty('flutter.versionName')
-if (flutterVersionName == null) {
-    flutterVersionName = '1.0'
-}
-
-apply plugin: 'com.android.library'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
-
-group '{{androidIdentifier}}'
-version '1.0'
-
-android {
-    compileSdkVersion 28
-
-    defaultConfig {
-        minSdkVersion 16
-        targetSdkVersion 28
-        versionCode flutterVersionCode.toInteger()
-        versionName flutterVersionName
-    }
-}
-
-flutter {
-    source '../..'
-}
-
-dependencies {
-    implementation 'androidx.appcompat:appcompat:1.0.2'
-}

packages/flutter_tools/templates/module/android/library/Flutter.tmpl/flutter.iml.copy.tmpl

-<?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id=":flutter" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/../../.." external.system.id="GRADLE" type="JAVA_MODULE" version="4">
-  <component name="FacetManager">
-    <facet type="android-gradle" name="Android-Gradle">
-      <configuration>
-        <option name="GRADLE_PROJECT_PATH" value=":flutter" />
-      </configuration>
-    </facet>
-    <facet type="android" name="Android">
-      <configuration>
-        <option name="ALLOW_USER_CONFIGURATION" value="false" />
-        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
-      </configuration>
-    </facet>
-  </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output url="file://$MODULE_DIR$/build/intermediates/javac/debug/compileDebugJavaWithJavac/classes" />
-    <output-test url="file://$MODULE_DIR$/build/intermediates/javac/debugUnitTest/compileDebugUnitTestJavaWithJavac/classes" />
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-    </content>
-    <orderEntry type="jdk" jdkName="Android API 28 Platform" jdkType="Android SDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file

packages/flutter_tools/templates/module/android/library/Flutter.tmpl/src/main/AndroidManifest.xml.tmpl

-<!-- Generated file. Do not edit. -->
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="{{androidIdentifier}}"
-    xmlns:tools="http://schemas.android.com/tools">
-  <uses-permission android:name="android.permission.INTERNET"/>
-  <application tools:node="merge">
-    <meta-data
-      android:name="flutterProjectType"
-      android:value="module" />
-  </application>
-</manifest>

packages/flutter_tools/templates/module/android/library/Flutter.tmpl/src/main/java/io/flutter/facade/Flutter.java.tmpl

-package io.flutter.facade;
-
-import android.app.Activity;
-import android.content.Context;
-import android.os.Bundle;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.Lifecycle;
-import androidx.lifecycle.LifecycleObserver;
-import androidx.lifecycle.OnLifecycleEvent;
-
-import io.flutter.plugin.common.BasicMessageChannel;
-import io.flutter.plugin.common.StringCodec;
-import io.flutter.plugins.GeneratedPluginRegistrant;
-import io.flutter.view.FlutterMain;
-import io.flutter.view.FlutterNativeView;
-import io.flutter.view.FlutterRunArguments;
-import io.flutter.view.FlutterView;
-
-/**
- * Main entry point for using Flutter in Android applications.
- *
- * <p><strong>Warning:</strong> This file is auto-generated by Flutter tooling.
- * DO NOT EDIT.</p>
- */
-public final class Flutter {
-  private Flutter() {
-    // to prevent instantiation
-  }
-
-  /**
-   * Initiates the Dart VM. Calling this method at an early point may help decreasing time to first
-   * frame for a subsequently created {@link FlutterView}.
-   *
-   * @param applicationContext the application's {@link Context}
-   */
-  public static void startInitialization(@NonNull Context applicationContext) {
-    FlutterMain.startInitialization(applicationContext);
-  }
-
-  /**
-   * Creates a {@link FlutterFragment} managing a {@link FlutterView}. The optional
-   * initial route string will be made available to the Dart code
-   * (via {@code window.defaultRouteName}) and may be used to determine which widget
-   * should be displayed in the view. The default initialRoute is "/".
-   *
-   * @param initialRoute an initial route {@link String}, or null
-   * @return a {@link FlutterFragment}
-   */
-  @NonNull
-  public static FlutterFragment createFragment(String initialRoute) {
-    final FlutterFragment fragment = new FlutterFragment();
-    final Bundle args = new Bundle();
-    args.putString(FlutterFragment.ARG_ROUTE, initialRoute);
-    fragment.setArguments(args);
-    return fragment;
-  }
-
-  /**
-   * Creates a {@link FlutterView} linked to the specified {@link Activity} and {@link Lifecycle}.
-   * The optional initial route string will be made available to the Dart code (via
-   * {@code window.defaultRouteName}) and may be used to determine which widget should be displayed
-   * in the view. The default initialRoute is "/".
-   *
-   * @param activity an {@link Activity}
-   * @param lifecycle a {@link Lifecycle}
-   * @param initialRoute an initial route {@link String}, or null
-   * @return a {@link FlutterView}
-   */
-  @NonNull
-  public static FlutterView createView(@NonNull final Activity activity, @NonNull final Lifecycle lifecycle, final String initialRoute) {
-    FlutterMain.startInitialization(activity.getApplicationContext());
-    FlutterMain.ensureInitializationComplete(activity.getApplicationContext(), null);
-    final FlutterNativeView nativeView = new FlutterNativeView(activity);
-    final FlutterView flutterView = new FlutterView(activity, null, nativeView) {
-      private final BasicMessageChannel<String> lifecycleMessages = new BasicMessageChannel<>(this, "flutter/lifecycle", StringCodec.INSTANCE);
-      @Override
-      public void onFirstFrame() {
-        super.onFirstFrame();
-        setAlpha(1.0f);
-      }
-
-      @Override
-      public void onPostResume() {
-        // Overriding default behavior to avoid dictating system UI via PlatformPlugin.
-        lifecycleMessages.send("AppLifecycleState.resumed");
-      }
-    };
-    if (initialRoute != null) {
-      flutterView.setInitialRoute(initialRoute);
-    }
-    lifecycle.addObserver(new LifecycleObserver() {
-      @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
-      public void onCreate() {
-        final FlutterRunArguments arguments = new FlutterRunArguments();
-        arguments.bundlePath = FlutterMain.findAppBundlePath(activity.getApplicationContext());
-        arguments.entrypoint = "main";
-        flutterView.runFromBundle(arguments);
-        GeneratedPluginRegistrant.registerWith(flutterView.getPluginRegistry());
-      }
-
-      @OnLifecycleEvent(Lifecycle.Event.ON_START)
-      public void onStart() {
-        flutterView.onStart();
-      }
-
-      @OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
-      public void onResume() {
-        flutterView.onPostResume();
-      }
-
-      @OnLifecycleEvent(Lifecycle.Event.ON_PAUSE)
-      public void onPause() {
-        flutterView.onPause();
-      }
-
-      @OnLifecycleEvent(Lifecycle.Event.ON_STOP)
-      public void onStop() {
-        flutterView.onStop();
-      }
-
-      @OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
-      public void onDestroy() {
-        flutterView.destroy();
-      }
-    });
-    flutterView.setAlpha(0.0f);
-    return flutterView;
-  }
-}

packages/flutter_tools/templates/module/android/library/Flutter.tmpl/src/main/java/io/flutter/facade/FlutterFragment.java.tmpl

-package io.flutter.facade;
-
-import android.content.Context;
-import android.os.Bundle;
-import android.util.AttributeSet;
-import android.view.LayoutInflater;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.Fragment;
-
-import io.flutter.view.FlutterView;
-
-/**
- * A {@link Fragment} managing a {@link FlutterView}.
- *
- * <p><strong>Warning:</strong> This file is auto-generated by Flutter tooling.
- * DO NOT EDIT.</p>
- */
-public class FlutterFragment extends Fragment {
-  public static final String ARG_ROUTE = "route";
-  private String mRoute = "/";
-
-  @Override
-  public void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    if (getArguments() != null) {
-      mRoute = getArguments().getString(ARG_ROUTE);
-    }
-  }
-
-  @Override
-  public void onInflate(Context context, AttributeSet attrs, Bundle savedInstanceState) {
-    super.onInflate(context, attrs, savedInstanceState);
-  }
-
-  @Override
-  public FlutterView onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-    return Flutter.createView(getActivity(), getLifecycle(), mRoute);
-  }
-}

packages/flutter_tools/templates/module/android/library/include_flutter.groovy.copy.tmpl

-def scriptFile = getClass().protectionDomain.codeSource.location.toURI()
-def flutterProjectRoot = new File(scriptFile).parentFile.parentFile
-
-gradle.include ":flutter"
-gradle.project(":flutter").projectDir = new File(flutterProjectRoot, ".android/Flutter")
-
-def localPropertiesFile = new File(flutterProjectRoot, ".android/local.properties")
-def properties = new Properties()
-
-assert localPropertiesFile.exists(), "❗️The Flutter module doesn't have a `$localPropertiesFile` file." +
-                                     "\nYou must run `flutter pub get` in `$flutterProjectRoot`."
-localPropertiesFile.withReader("UTF-8") { reader -> properties.load(reader) }
-
-def flutterSdkPath = properties.getProperty("flutter.sdk")
-assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
-gradle.apply from: "$flutterSdkPath/packages/flutter_tools/gradle/module_plugin_loader.gradle"

packages/flutter_tools/templates/module/android/library/settings.gradle.copy.tmpl

-// Generated file. Do not edit.
-
-rootProject.name = 'android_generated'
-setBinding(new Binding([gradle: this]))
-evaluate(new File(settingsDir, 'include_flutter.groovy'))

packages/flutter_tools/templates/plugin/android-java.tmpl/src/main/java/androidIdentifier/pluginClass.java.tmpl

 package {{androidIdentifier}};
 
-{{#useAndroidEmbeddingV2}}
 import androidx.annotation.NonNull;
 
 import io.flutter.embedding.engine.plugins.FlutterPlugin;
@@ -24,20 +23,6 @@ public class {{pluginClass}} implements FlutterPlugin, MethodCallHandler {
     channel.setMethodCallHandler(this);
   }
 
-  // This static function is optional and equivalent to onAttachedToEngine. It supports the old
-  // pre-Flutter-1.12 Android projects. You are encouraged to continue supporting
-  // plugin registration via this function while apps migrate to use the new Android APIs
-  // post-flutter-1.12 via https://flutter.dev/go/android-project-migration.
-  //
-  // It is encouraged to share logic between onAttachedToEngine and registerWith to keep
-  // them functionally equivalent. Only one of onAttachedToEngine or registerWith will be called
-  // depending on the user's project. onAttachedToEngine or registerWith must both be defined
-  // in the same class.
-  public static void registerWith(Registrar registrar) {
-    final MethodChannel channel = new MethodChannel(registrar.messenger(), "{{projectName}}");
-    channel.setMethodCallHandler(new {{pluginClass}}());
-  }
-
   @Override
   public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
     if (call.method.equals("getPlatformVersion")) {
@@ -52,29 +37,3 @@ public class {{pluginClass}} implements FlutterPlugin, MethodCallHandler {
     channel.setMethodCallHandler(null);
   }
 }
-{{/useAndroidEmbeddingV2}}
-{{^useAndroidEmbeddingV2}}
-import io.flutter.plugin.common.MethodCall;
-import io.flutter.plugin.common.MethodChannel;
-import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
-import io.flutter.plugin.common.MethodChannel.Result;
-import io.flutter.plugin.common.PluginRegistry.Registrar;
-
-/** {{pluginClass}} */
-public class {{pluginClass}} implements MethodCallHandler {
-  /** Plugin registration. */
-  public static void registerWith(Registrar registrar) {
-    final MethodChannel channel = new MethodChannel(registrar.messenger(), "{{projectName}}");
-    channel.setMethodCallHandler(new {{pluginClass}}());
-  }
-
-  @Override
-  public void onMethodCall(MethodCall call, Result result) {
-    if (call.method.equals("getPlatformVersion")) {
-      result.success("Android " + android.os.Build.VERSION.RELEASE);
-    } else {
-      result.notImplemented();
-    }
-  }
-}
-{{/useAndroidEmbeddingV2}}

packages/flutter_tools/templates/plugin/android-kotlin.tmpl/src/main/kotlin/androidIdentifier/pluginClass.kt.tmpl

 package {{androidIdentifier}}
 
-{{#useAndroidEmbeddingV2}}
 import androidx.annotation.NonNull;
 
 import io.flutter.embedding.engine.plugins.FlutterPlugin
@@ -23,23 +22,6 @@ public class {{pluginClass}}: FlutterPlugin, MethodCallHandler {
     channel.setMethodCallHandler(this);
   }
 
-  // This static function is optional and equivalent to onAttachedToEngine. It supports the old
-  // pre-Flutter-1.12 Android projects. You are encouraged to continue supporting
-  // plugin registration via this function while apps migrate to use the new Android APIs
-  // post-flutter-1.12 via https://flutter.dev/go/android-project-migration.
-  //
-  // It is encouraged to share logic between onAttachedToEngine and registerWith to keep
-  // them functionally equivalent. Only one of onAttachedToEngine or registerWith will be called
-  // depending on the user's project. onAttachedToEngine or registerWith must both be defined
-  // in the same class.
-  companion object {
-    @JvmStatic
-    fun registerWith(registrar: Registrar) {
-      val channel = MethodChannel(registrar.messenger(), "{{projectName}}")
-      channel.setMethodCallHandler({{pluginClass}}())
-    }
-  }
-
   override fun onMethodCall(@NonNull call: MethodCall, @NonNull result: Result) {
     if (call.method == "getPlatformVersion") {
       result.success("Android ${android.os.Build.VERSION.RELEASE}")
@@ -52,29 +34,3 @@ public class {{pluginClass}}: FlutterPlugin, MethodCallHandler {
     channel.setMethodCallHandler(null)
   }
 }
-{{/useAndroidEmbeddingV2}}
-{{^useAndroidEmbeddingV2}}
-import io.flutter.plugin.common.MethodCall
-import io.flutter.plugin.common.MethodChannel
-import io.flutter.plugin.common.MethodChannel.MethodCallHandler
-import io.flutter.plugin.common.MethodChannel.Result
-import io.flutter.plugin.common.PluginRegistry.Registrar
-
-class {{pluginClass}}: MethodCallHandler {
-  companion object {
-    @JvmStatic
-    fun registerWith(registrar: Registrar) {
-      val channel = MethodChannel(registrar.messenger(), "{{projectName}}")
-      channel.setMethodCallHandler({{pluginClass}}())
-    }
-  }
-
-  override fun onMethodCall(call: MethodCall, result: Result) {
-    if (call.method == "getPlatformVersion") {
-      result.success("Android ${android.os.Build.VERSION.RELEASE}")
-    } else {
-      result.notImplemented()
-    }
-  }
-}
-{{/useAndroidEmbeddingV2}}

packages/flutter_tools/test/commands.shard/permeable/packages_test.dart

@@ -11,7 +11,6 @@ import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/commands/packages.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
-import 'package:flutter_tools/src/features.dart';
 import 'package:flutter_tools/src/reporting/reporting.dart';
 import 'package:process/process.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
@@ -293,13 +292,21 @@ void main() {
         arguments: <String>['--no-pub']);
       removeGeneratedFiles(projectPath);
 
+      final File androidManifest = globals.fs.file(globals.fs.path.join(
+        projectPath,
+        'android/app/src/main/AndroidManifest.xml',
+      ));
+      final String updatedAndroidManifestString =
+          androidManifest.readAsStringSync().replaceAll('android:value="2"', 'android:value="1"');
+
+      androidManifest.writeAsStringSync(updatedAndroidManifestString);
+
       final PackagesCommand command = await runCommandIn(projectPath, 'get');
       final PackagesGetCommand getCommand = command.subcommands['get'] as PackagesGetCommand;
 
       expect(await getCommand.usageValues,
              containsPair(CustomDimensions.commandPackagesAndroidEmbeddingVersion, 'v1'));
     }, overrides: <Type, Generator>{
-      FeatureFlags: () => TestFeatureFlags(isAndroidEmbeddingV2Enabled: false),
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -321,7 +328,6 @@ void main() {
       expect(await getCommand.usageValues,
              containsPair(CustomDimensions.commandPackagesAndroidEmbeddingVersion, 'v2'));
     }, overrides: <Type, Generator>{
-      FeatureFlags: () => TestFeatureFlags(isAndroidEmbeddingV2Enabled: true),
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,

packages/flutter_tools/test/general.shard/features_test.dart

@@ -440,36 +440,6 @@ void main() {
 
       expect(featureFlags.isWindowsEnabled, false);
     }));
-
-    group('isAndroidEmbeddingV2Enabled', () {
-      test('is enabled on beta', () => testbed.run(() {
-        when(mockFlutterVerion.channel).thenReturn('beta');
-        when<bool>(mockFlutterConfig.getValue('enable-android-embedding-v2') as bool).thenReturn(true);
-
-        expect(featureFlags.isAndroidEmbeddingV2Enabled, true);
-      }));
-
-      test('is enabled on dev', () => testbed.run(() {
-        when(mockFlutterVerion.channel).thenReturn('dev');
-        when<bool>(mockFlutterConfig.getValue('enable-android-embedding-v2') as bool).thenReturn(true);
-
-        expect(featureFlags.isAndroidEmbeddingV2Enabled, true);
-      }));
-
-      test('is enabled on master', () => testbed.run(() {
-        when(mockFlutterVerion.channel).thenReturn('master');
-        when<bool>(mockFlutterConfig.getValue('enable-android-embedding-v2') as bool).thenReturn(true);
-
-        expect(featureFlags.isAndroidEmbeddingV2Enabled, true);
-      }));
-
-      test('is enabled on stable', () => testbed.run(() {
-        when(mockFlutterVerion.channel).thenReturn('stable');
-        when<bool>(mockFlutterConfig.getValue('enable-android-embedding-v2') as bool).thenReturn(true);
-
-        expect(featureFlags.isAndroidEmbeddingV2Enabled, true);
-      }));
-    });
   });
 }
 

packages/flutter_tools/test/general.shard/plugins_test.dart

@@ -638,7 +638,7 @@ dependencies:
         XcodeProjectInterpreter: () => xcodeProjectInterpreter,
       });
 
-      testUsingContext('old embedding app uses a plugin that supports v1 and v2 embedding', () async {
+      testUsingContext('old embedding app uses a plugin that supports v1 and v2 embedding works but shows a deprecation warning', () async {
         when(flutterProject.isModule).thenReturn(false);
         when(androidProject.getEmbeddingVersion()).thenReturn(AndroidEmbeddingVersion.v1);
 
@@ -655,6 +655,7 @@ dependencies:
         expect(registrant.readAsStringSync(), contains('class GeneratedPluginRegistrant'));
         expect(registrant.readAsStringSync(),
           contains('UseBothEmbedding.registerWith(registry.registrarFor("plugin4.UseBothEmbedding"));'));
+        expect(testLogger.statusText, contains('Follow the steps on https://flutter.dev/go/android-project-migration'));
       }, overrides: <Type, Generator>{
         FileSystem: () => fs,
         ProcessManager: () => FakeProcessManager.any(),

packages/flutter_tools/test/src/testbed.dart

@@ -724,7 +724,6 @@ class TestFeatureFlags implements FeatureFlags {
     this.isMacOSEnabled = false,
     this.isWebEnabled = false,
     this.isWindowsEnabled = false,
-    this.isAndroidEmbeddingV2Enabled = false,
 });
 
   @override
@@ -739,9 +738,6 @@ class TestFeatureFlags implements FeatureFlags {
   @override
   final bool isWindowsEnabled;
 
-  @override
-  final bool isAndroidEmbeddingV2Enabled;
-
   @override
   bool isEnabled(Feature feature) {
     switch (feature) {
@@ -753,8 +749,6 @@ class TestFeatureFlags implements FeatureFlags {
         return isMacOSEnabled;
       case flutterWindowsDesktopFeature:
         return isWindowsEnabled;
-      case flutterAndroidEmbeddingV2Feature:
-        return isAndroidEmbeddingV2Enabled;
     }
     return false;
   }