如何更改flutter包的java版本？

Question

我正在我的 flutter 项目的包中编辑 java 文件，但它是使用源 1.7 构建的，我该如何更改它？

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[\xe2\x88\x9a] Flutter (Channel dev, 1.27.0-8.0.pre, on Microsoft Windows [Version 10.0.18363.1440], locale ru-RU)\n\xe2\x80\xa2 Flutter version 1.27.0-8.0.pre at C:\\Users\\USER\\flutter\n\xe2\x80\xa2 Framework revision b7d4806243 (5 weeks ago), 2021-02-19 09:22:45 -0800\n\xe2\x80\xa2 Engine revision 6993cb229b\n\xe2\x80\xa2 Dart version 2.13.0 (build 2.13.0-30.0.dev)\n\n[\xe2\x88\x9a] Android toolchain - develop for Android devices (Android SDK version 30.0.3)\n\xe2\x80\xa2 Android SDK at C:\\Users\\USER\\AppData\\Local\\Android\\sdk\n\xe2\x80\xa2 Platform android-30, build-tools 30.0.3\n\xe2\x80\xa2 Java binary at: C:\\Program Files\\Android\\Android Studio\\jre\\bin\\java\n\xe2\x80\xa2 Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b01)\n\xe2\x80\xa2 All Android licenses accepted.\n\n[\xe2\x88\x9a] Android Studio (version 4.1.0)\n\xe2\x80\xa2 Android Studio at C:\\Program Files\\Android\\Android Studio\n\xe2\x80\xa2 Flutter plugin can be installed from:\n   https://plugins.jetbrains.com/plugin/9212-flutter\n\xe2\x80\xa2 Dart plugin can be installed from:\n   https://plugins.jetbrains.com/plugin/6351-dart\n\xe2\x80\xa2 Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b01)\n

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Answer 1

按照本文中的步骤切换到 JDK 11 。完成后，重新启动 Android Studio 并尝试清除其缓存。