Gba*_*iwo 6 firebase-authentication flutter flutter-dependencies
我的应用程序无法再次构建,不知道我做错了什么。错误消息在下面列出
C:\ flutter \ flutter.pub-cache \ hosted \ pub.dartlang.org \ firebase_auth-0.8.0 + 1 \ android \ src \ main \ java \ io \ flutter \ plugins \ firebaseauth \ FirebaseAuthPlugin.java:9:错误:包androidx.annotation不存在import androidx.annotation.NonNull; ^ C:\ flutter \ flutter.pub-cache \ hosted \ pub.dartlang.org \ firebase_auth-0.8.0 + 1 \ android \ src \ main \ java \ io \ flutter \ plugins \ firebaseauth \ FirebaseAuthPlugin.java:10:错误:包androidx.annotation不存在import androidx.annotation.Nullable; ^ C:\ flutter \ flutter.pub-cache \ hosted \ pub.dartlang.org \ firebase_auth-0.8.0 + 1 \ android \ src \ main \ java \ io \ flutter \ plugins \ firebaseauth \ FirebaseAuthPlugin.java:638:错误:找不到符号
地址:implementation 'androidx.annotation:annotation:1.0.1'
对的build.gradle的firebase_auth库。我使用Android Studio来查看流畅的android应用程序结构。
android {
compileSdkVersion 28
defaultConfig {
minSdkVersion 16
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
}
lintOptions {
disable 'InvalidPackage'
}
dependencies {
api 'com.google.firebase:firebase-auth:16.0.1'
implementation 'androidx.annotation:annotation:1.0.1'
}
}
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pubspec.yaml(依赖项)
flutter:
sdk: flutter
rxdart: ^0.20.0
firebase_core: ^0.3.0
firebase_analytics: ^2.0.0
firebase_auth: ^0.8.0+1
google_sign_in: ^4.0.0
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