API'variable.getJavaCompile()'已过时

Question

我是Kotlin开发人员的新手,在我添加Kotlin到项目之后就出现了问题.我看到的时候,我们不得不改变之前,这样的事情compile来implementation,但我真的不明白这是什么样的.

我得到的警告:

API 'variant.getJavaCompile()' is obsolete and has been replaced with 'variant.getJavaCompileProvider()'.
It will be removed at the end of 2019.

的build.gradle:

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android-extensions'
apply plugin: 'kotlin-android'

android {
    compileSdkVersion 28
    defaultConfig {
        applicationId "com.example.sinamn75.androidtest"
        minSdkVersion 21
        targetSdkVersion 28
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
    compileOptions {
        targetCompatibility 1.8
        sourceCompatibility 1.8
    }
}
repositories {
    mavenCentral()
}

dependencies {
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    // Support
    implementation 'com.android.support:appcompat-v7:28.0.0-rc02'
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
    implementation 'com.android.support:design:28.0.0-rc02'
    implementation 'com.android.support:recyclerview-v7:28.0.0-rc02'
    implementation 'com.android.support:cardview-v7:28.0.0-rc02'
    implementation 'com.android.support:support-v4:28.0.0-rc02'
    implementation 'com.android.support:support-core-utils:28.0.0-rc02'
    implementation 'com.android.support:preference-v14:28.0.0-rc02'
    implementation 'com.android.support:exifinterface:28.0.0-rc02'
    // GooglePlay
    implementation 'com.google.android.gms:play-services-maps:15.0.1'
    implementation 'com.google.android.gms:play-services-location:15.0.1'
    implementation 'com.google.android.gms:play-services-plus:15.0.1'
    implementation 'com.google.android.gms:play-services-places:15.0.1'
    implementation 'com.google.android.gms:play-services-vision:15.0.2'
    //AndPermission
    implementation 'com.yanzhenjie:permission:2.0.0-rc6'
    // AHNavigation
    implementation 'com.aurelhubert:ahbottomnavigation:2.1.0'
    // Lottie
    implementation 'com.airbnb.android:lottie:2.2.5'
    // SwitchButton
    implementation 'lib.kingja.switchbutton:switchbutton:1.1.7'
    // RoundedImageView
    implementation 'com.makeramen:roundedimageview:2.3.0'
    // Picasso
    implementation 'com.squareup.picasso:picasso:2.71828'
    // MaterialDialog
    implementation 'com.afollestad.material-dialogs:core:0.9.6.0'
    // Retrofit
    implementation 'com.squareup.retrofit2:retrofit:2.4.0'
    implementation 'com.squareup.retrofit2:converter-gson:2.3.0'
}

的build.gradle:

buildscript {
    ext.kotlin_version = '1.2.70'

    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.3.0-alpha11'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
}
apply plugin: 'kotlin'

allprojects {
    repositories {
        google()
        jcenter()
        maven { url "https://jitpack.io" }
    }
}

task customClean(type: Delete) {
    delete rootProject.buildDir
}
clean.dependsOn customClean
repositories {
    mavenCentral()
}
dependencies {
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
}
compileKotlin {
    kotlinOptions {
        jvmTarget = "1.8"
    }
}
compileTestKotlin {
    kotlinOptions {
        jvmTarget = "1.8"
    }
}

Answer 1

更新:这似乎是这里提到的kotlin插件中的一个错误

但是,使用新版本的kotlin插件(当kotlin开始使用新的API时)可能会消除此处所述的错误:

https://github.com/JetBrains/kotlin/pull/1884/commits/1a17cb54a775ab3e55db66109cb12b7d54fbba6c

并且:https://github.com/JetBrains/kotlin/pull/1884

提交实际上是为了解决此问题:

此提交不会在功能上改变任何内容,它只是为了避免警告消息,如 https://issuetracker.google.com/116198439中的报告

深入搜索代码后,getJavaCompile()在您当前的gradle(alpha11版本)中似乎已经过时了.但是,您使用的是alpha版本gradle,我并不是真的推荐它.

相反,请尝试使用以下稳定版本:

classpath 'com.android.tools.build:gradle:3.1.4'

我希望警告应该消失了.

Answer 2

此警告与仍使用较旧(已弃用)API的Kotlin插件有关.

请在Google问题跟踪器上查看以下问题:https:
//issuetracker.google.com/issues/116198439

有关更多信息的重复问题:https:
//issuetracker.google.com/issues/116148147

当Kotlin插件开始使用更新的API时,它将被修复.请在此处查看问题:
https://youtrack.jetbrains.com/issue/KT-25428
https://github.com/JetBrains/kotlin/pull/1884