Agp Java Compatability Custom Error (#154142)

Catches gradle error and throws a helpful error message that indicates
an incompatability between Java and AGP versions and how to fix the
issue.

Related issue:
[128524](https://github.com/flutter/flutter/issues/128524)

## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] All existing and new tests are passing.

packages/flutter_tools/lib/src/android/gradle_errors.dart

@@ -72,7 +72,7 @@ final List<GradleHandledError> gradleErrors = <GradleHandledError>[
   transformInputIssueHandler,
   lockFileDepMissingHandler,
   minCompileSdkVersionHandler,
-  jvm11RequiredHandler,
+  incompatibleJavaAndAgpVersionsHandler,
   outdatedGradleHandler,
   sslExceptionHandler,
   zipExceptionHandler,
@@ -503,25 +503,38 @@ final GradleHandledError minCompileSdkVersionHandler = GradleHandledError(
   eventLabel: 'min-compile-sdk-version',
 );
 
+final RegExp _agpJavaError = RegExp(r'Android Gradle plugin requires Java (\d+\.?\d*) to run');
+
+// If an incompatible Java and Android Gradle Plugin error is caught,
+// Android Gradle Plugin throws the required Java version to fix the error.
+// Android Gradle Plugin handles the error here: http://shortn/_SgUWyRdywL.
+
+// If we ever need to reference or check the thrown requirements,
+// we can find the Java and Android Gradle Plugin compatability here:
+// 'https://developer.android.com/build/releases/past-releases'
 @visibleForTesting
-final GradleHandledError jvm11RequiredHandler = GradleHandledError(
+final GradleHandledError incompatibleJavaAndAgpVersionsHandler= GradleHandledError(
   test: (String line) {
-    return line.contains('Android Gradle plugin requires Java 11 to run');
+    return _agpJavaError.hasMatch(line);
   },
   handler: ({
     required String line,
     required FlutterProject project,
     required bool usesAndroidX,
   }) async {
+    final String helpfulGradleError = line.trim().substring(2);
+
     globals.printBox(
-      '${globals.logger.terminal.warningMark} You need Java 11 or higher to build your app with this version of Gradle.\n\n'
+      '${globals.logger.terminal.warningMark} $helpfulGradleError\n\n'
-      'To get Java 11, update to the latest version of Android Studio on https://developer.android.com/studio/install.\n\n'
+      'To fix this issue, try updating to the latest Android SDK and Android Studio on: ${AndroidProject.installAndroidStudioUrl}\n'
-      'To check the Java version used by Flutter, run `flutter doctor -v`.',
+      'If that does not work, you can set the Java version used by Flutter by \n'
+      'running `flutter config --jdk-dir=“</path/to/jdk>“`\n\n'
+      'To check the Java version used by Flutter, run `flutter doctor --verbose`',
       title: _boxTitle,
     );
     return GradleBuildStatus.exit;
   },
-  eventLabel: 'java11-required',
+  eventLabel: 'incompatible-java-agp-version',
 );
 
 /// Handles SSL exceptions: https://github.com/flutter/flutter/issues/104628

packages/flutter_tools/lib/src/project.dart

@@ -453,6 +453,11 @@ class AndroidProject extends FlutterProjectPlatform {
   static const String javaGradleCompatUrl =
     'https://docs.gradle.org/current/userguide/compatibility.html#java';
 
+  // User facing link that describes instructions for downloading
+  // the latest version of Android Studio.
+  static const String installAndroidStudioUrl =
+    'https://developer.android.com/studio/install';
+
   /// The parent of this project.
   final FlutterProject parent;
 

packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart

@@ -43,7 +43,7 @@ void main() {
           transformInputIssueHandler,
           lockFileDepMissingHandler,
           minCompileSdkVersionHandler,
-          jvm11RequiredHandler,
+          incompatibleJavaAndAgpVersionsHandler,
           outdatedGradleHandler,
           sslExceptionHandler,
           zipExceptionHandler,
@@ -983,44 +983,40 @@ Execution failed for task ':app:checkDebugAarMetadata'.
     });
   });
 
-  group('Java 11 requirement', () {
+  group('incompatible java and android gradle plugin versions error', () {
-    testWithoutContext('pattern', () {
+
-      expect(
+    const String errorMessage = '''
-        jvm11RequiredHandler.test('''
 * What went wrong:
-A problem occurred evaluating project ':flutter'.
+An exception occurred applying plugin request [id: 'com.android.application']
-> Failed to apply plugin 'com.android.internal.library'.
+> Failed to apply plugin 'com.android.internal.application'.
-   > Android Gradle plugin requires Java 11 to run. You are currently using Java 1.8.
+   > Android Gradle plugin requires Java 17 to run. You are currently using Java 11.
-     You can try some of the following options:
+      You can try some of the following options:
        - changing the IDE settings.
        - changing the JAVA_HOME environment variable.
-       - changing `org.gradle.java.home` in `gradle.properties`.'''
+       - changing `org.gradle.java.home` in `gradle.properties`.
-        ),
+''';
+
+    testWithoutContext('pattern', () {
+      expect(
+        incompatibleJavaAndAgpVersionsHandler.test(errorMessage),
         isTrue,
       );
     });
 
     testUsingContext('suggestion', () async {
-      await jvm11RequiredHandler.handler(
+      await incompatibleJavaAndAgpVersionsHandler.handler(
-        project: FakeFlutterProject(),
+        line: errorMessage,
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
         usesAndroidX: true,
-        line: '',
       );
 
-      expect(
+      // Ensure the error notes the required Java version, the Java version currently used,
-        testLogger.statusText,
+      // the android studio and android sdk installation link, the flutter command to set
-        contains(
+      // the Java version Flutter uses, and the flutter doctor command.
-          '\n'
+      expect(testLogger.statusText, contains('Android Gradle plugin requires Java 17 to run. You are currently using Java 11.'));
-          '┌─ Flutter Fix ─────────────────────────────────────────────────────────────────┐\n'
+      expect(testLogger.statusText, contains('https://developer.android.com/studio/install'));
-          '│ [!] You need Java 11 or higher to build your app with this version of Gradle. │\n'
+      expect(testLogger.statusText, contains('`flutter config --jdk-dir=“</path/to/jdk>“`'));
-          '│                                                                               │\n'
+      expect(testLogger.statusText, contains('`flutter doctor --verbose`'));
-          '│ To get Java 11, update to the latest version of Android Studio on             │\n'
-          '│ https://developer.android.com/studio/install.                                 │\n'
-          '│                                                                               │\n'
-          '│ To check the Java version used by Flutter, run `flutter doctor -v`.           │\n'
-          '└───────────────────────────────────────────────────────────────────────────────┘\n'
-        )
-      );
     }, overrides: <Type, Generator>{
       GradleUtils: () => FakeGradleUtils(),
       Platform: () => fakePlatform('android'),