Android APM Metrics

Activity lifecycle

developer.android.google.cn/guide/compo…html

activity_lifecycle.png

Fragment lifecycle

developer.android.google.cn/guide/compo…java

fragment_lifecycle.png

Activity with Fragment lifecycle

activity_fragment_lifecycle.png

APM Metrics

Page Begin End
Activity onCreate onResume
Fragment onCreate onResume
Activity + Fragment Activity.onCreate Fragment.onResume
Cross Page Page One View click Page Two View onResume

TODO

New AppCompatActivity extends FragmentActivity

标准Fragment在 API level 28 变成废弃。官方推荐 Jetpack 新组件方案。android

developer.android.google.cn/reference/a…bash

developer.android.google.cn/reference/a…app

public class FragmentActivity extends Activity implements LifecycleOwner, ViewModelStoreOwner, ActivityCompat.OnRequestPermissionsResultCallback 复制代码
public class AppCompatActivity extends FragmentActivity implements AppCompatCallback, TaskStackBuilder.SupportParentable, ActionBarDrawerToggle.DelegateProvider 复制代码
java.lang.Object
   ↳ android.content.Context
       ↳ android.content.ContextWrapper
           ↳ android.view.ContextThemeWrapper
               ↳ android.app.Activity
                   ↳ android.support.v4.app.FragmentActivity
                       ↳ android.support.v7.app.AppCompatActivity
复制代码

New support-fragment

developer.android.google.cn/reference/a…ide

Handling Lifecycles with Lifecycle-Aware Componentsui

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