android 升级后包依赖更新

android 升级后包依赖更新"/>

android 升级后包依赖更新

详细的support依赖库的新旧对应关系见下表：

支持库的旧路径

支持库的新路径

com.android.support.constraint:constraint-layout

androidx.constraintlayout:constraintlayout:1.1.2

com.android.support.test.espresso:espresso-core

androidx.test.espresso:espresso-core:3.1.0

com.android.support.test:runner

androidx.test🏃1.1.0

com.android.support:appcompat-v7

androidx.appcompat:appcompat:1.0.0

com.android.support:cardview-v7

androidx.cardview:cardview:1.0.0

com.android.support:design

com.google.android.material:material:1.0.0-rc01

com.android.support:multidex

androidx.multidex:multidex:2.0.0

com.android.support:palette-v7

androidx.palette:palette:1.0.0

com.android.support:recyclerview-v7

androidx.recyclerview:recyclerview:1.0.0

com.android.support:support-v4

androidx.legacy:legacy-support-v4:1.0.0

除了修改support库的路径，还要修改support控件的import导包代码，像AppCompatActivity原来的import语句是下面这样的：

import android.support.v7.app.AppCompatActivity;
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启用AndroidX之后，导入AppCompatActivity的代码要改成下面这样：

import androidx.appcompat.app.AppCompatActivity;
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详细的support控件的新旧对应关系见下表：

支持控件的旧包名

支持控件的旧包名

android.support.v4.app.Fragment

androidx.fragment.app.Fragment

android.support.v4.app.FragmentActivity

androidx.fragment.app.FragmentActivity

android.support.v4.app.FragmentManager

androidx.fragment.app.FragmentManager

android.support.v4.app.FragmentPagerAdapter

androidx.fragment.app.FragmentPagerAdapter

android.support.v4.view.ViewPager

androidx.viewpager.widget.ViewPager

android.support.v4.view.PagerAdapter

androidx.viewpager.widget.PagerAdapter

android.support.v4.view.PagerTabStrip

androidx.viewpager.widget.PagerTabStrip

android.support.v4.view.PagerTitleStrip

androidx.viewpager.widget.PagerTitleStrip

android.support.v7.app.AppCompatActivity

androidx.appcompat.app.AppCompatActivity

android.support.v7.widget.Toolbar

androidx.appcompat.widget.Toolbar

android.support.v7.widget.RecyclerView

androidx.recyclerview.widget.RecyclerView

android.support.v7.widget.GridLayoutManager

androidx.recyclerview.widget.GridLayoutManager

android.support.v7.widget.LinearLayoutManager

androidx.recyclerview.widget.LinearLayoutManager

android.support.v7.widget.StaggeredGridLayoutManager

androidx.recyclerview.widget.StaggeredGridLayoutManager

android.support.v7.widget.CardView

androidx.cardview.widget.CardView

android.support.v7.graphics.Palette

androidx.palette.graphics.Palette