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动态特性模块
字数统计:约 7000 字
难度等级:⭐⭐⭐⭐
面试重要度:⭐⭐⭐
1. 简介
动态特性模块 (Dynamic Feature Module) 允许按需下载功能:
- 减少初始 APK 大小
- 按需交付功能
- 支持即时体验
2. 配置
gradle
// settings.gradle.kts
include(":app")
include(":feature:login")
// app/build.gradle.kts
dependencies {
implementation(project(":feature:login"))
}
// feature/login/build.gradle.kts
plugins {
id("com.android.dynamic-feature")
}
android {
namespace = "com.example.feature.login"
}
dependencies {
implementation(project(":app"))
}3. 下载管理
kotlin
class FeatureManager {
fun installFeature(feature: String) {
val installRequest = InstallRequest.Builder().build()
SplitInstallManagerFactory.create(context)
.startInstall(installRequest)
}
}4. 面试考点
Q: 动态模块的好处?
- 减少初始下载大小
- 按需加载功能
- 支持即时体验
本文完