Android MainActivity.java颤振中的非空问题
我的项目在调试状态下正常工作。当我打开MainActivity.java文件时,显示了导入androidx.annotation.NonNull时出现的问题 并在下面显示错误Android MainActivity.java颤振中的非空问题,android,flutter,gradle,Android,Flutter,Gradle,我的项目在调试状态下正常工作。当我打开MainActivity.java文件时,显示了导入androidx.annotation.NonNull时出现的问题 并在下面显示错误 FAILURE: Build failed with an exception. * Where: Build file 'C:\Users\Abdullah Al Mamun\AndroidStudioProjects\product_sale\android\build.gradle' line: 32 * Wha
FAILURE: Build failed with an exception.
* Where:
Build file 'C:\Users\Abdullah Al Mamun\AndroidStudioProjects\product_sale\android\build.gradle' line: 32
* What went wrong:
A problem occurred evaluating root project 'android'.
> Could not find method implementation() for arguments [com.android.support:support-annotations:28.0.0]
on object of type org.gradle.api.internal.artifacts.dsl.dependencies.DefaultDependencyHandler.
在MainActivity.java文件中,我遇到了无法修复的问题
问题就在这里
下面是格雷德尔先生
我认为您需要迁移到Android X,请检查
buildscript {
repositories {
google()
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.5.0'
}
}
allprojects {
repositories {
google()
jcenter()
}
}
rootProject.buildDir = '../build'
subprojects {
project.buildDir = "${rootProject.buildDir}/${project.name}"
}
subprojects {
project.evaluationDependsOn(':app')
}
task clean(type: Delete) {
delete rootProject.buildDir
}
dependencies {
implementation 'com.android.support:support-annotations:28.0.0'
}