program type already present: android.support.v4.media.mediabrowsercompat$callbackhandler

gradle.properties

android.useAndroidX = true
android.enableJetifier = true

build.gradle

buildscript {

    repositories {
        google()
        jcenter()
        maven {url 'http://developer.huawei.com/repo/'}
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.2.1'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        maven {url 'http://developer.huawei.com/repo/'}
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

app build.gradle


dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation "androidx.multidex:multidex:2.0.0"
    implementation 'androidx.appcompat:appcompat:1.0.2'
    implementation 'androidx.core:core:1.0.1'
    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
    implementation 'androidx.annotation:annotation:1.0.1'
    implementation 'com.google.android.material:material:1.1.0-alpha02'
    }

你可能感兴趣的:(android,使用)