Android 11 开发者预览版现已推出;快来测试并分享您的反馈吧

Package Index

These are the API packages. See all API classes.

android.arch.core.executor.testing
android.arch.core.util
android.arch.lifecycle
android.arch.paging
android.arch.persistence.db
android.arch.persistence.db.framework
android.arch.persistence.room Room is a Database Object Mapping library that makes it easy to access database on Android applications.
android.arch.persistence.room.migration
android.arch.persistence.room.testing