Migrate to androidx

Issue: #5489 PiperOrigin-RevId: 234507428 Add missing annotation dependency Issue: #5489 PiperOrigin-RevId: 234566177
2019-02-18 21:24:24 +00:00 · 2019-02-18 21:24:24 +00:00 · 0622afe170
commit 0622afe170
parent f3bd93394b
384 changed files with 521 additions and 533 deletions
--- a/demos/cast/build.gradle
+++ b/demos/cast/build.gradle
@ -67,10 +67,10 @@ dependencies {
    implementation project(modulePrefix + 'library-smoothstreaming')
    implementation project(modulePrefix + 'library-ui')
    implementation project(modulePrefix + 'extension-cast')
-    implementation 'com.android.support:design:' + supportLibraryVersion
-    implementation 'com.android.support:support-v4:' + supportLibraryVersion
-    implementation 'com.android.support:appcompat-v7:' + supportLibraryVersion
-    implementation 'com.android.support:recyclerview-v7:' + supportLibraryVersion
+    implementation 'com.google.android.material:material:1.0.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'androidx.recyclerview:recyclerview:1.0.0'
 }

 apply plugin: 'com.google.android.gms.strict-version-matcher-plugin'
--- a/demos/cast/proguard-rules.txt
+++ b/demos/cast/proguard-rules.txt
@ -1,6 +1,6 @@
 # Proguard rules specific to the Cast demo app.

 # Accessed via menu.xml
-keep class android.support.v7.app.MediaRouteActionProvider {
+-keep class androidx.mediarouter.app.MediaRouteActionProvider {
  *;
 }
--- a/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/DefaultReceiverPlayerManager.java
+++ b/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/DefaultReceiverPlayerManager.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2.castdemo;

 import android.content.Context;
 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.KeyEvent;
 import android.view.View;
 import com.google.android.exoplayer2.C;
--- a/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/DemoUtil.java
+++ b/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/DemoUtil.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.castdemo;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.MimeTypes;
 import java.util.ArrayList;
--- a/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/MainActivity.java
+++ b/demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/MainActivity.java
@ -17,13 +17,13 @@ package com.google.android.exoplayer2.castdemo;

 import android.content.Context;
 import android.os.Bundle;
-import android.support.v4.graphics.ColorUtils;
-import android.support.v7.app.AlertDialog;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
-import android.support.v7.widget.RecyclerView.ViewHolder;
-import android.support.v7.widget.helper.ItemTouchHelper;
+import androidx.core.graphics.ColorUtils;
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.RecyclerView.ViewHolder;
+import androidx.recyclerview.widget.ItemTouchHelper;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.Menu;
--- a/demos/cast/src/main/res/layout/main_activity.xml
+++ b/demos/cast/src/main/res/layout/main_activity.xml
@ -31,14 +31,14 @@
      android:layout_height="0dp"
      android:layout_weight="1">

-    <android.support.v7.widget.RecyclerView android:id="@+id/sample_list"
+    <androidx.recyclerview.widget.RecyclerView android:id="@+id/sample_list"
        android:choiceMode="singleChoice"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:scrollbars="vertical"
        android:fadeScrollbars="false"/>

-    <android.support.design.widget.FloatingActionButton android:id="@+id/add_sample_button"
+    <com.google.android.material.floatingactionbutton.FloatingActionButton android:id="@+id/add_sample_button"
        android:src="@drawable/ic_plus"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
--- a/demos/cast/src/main/res/menu/menu.xml
+++ b/demos/cast/src/main/res/menu/menu.xml
@ -19,7 +19,7 @@
  <item
      android:id="@+id/media_route_menu_item"
      android:title="@string/media_route_menu_title"
-      app:actionProviderClass="android.support.v7.app.MediaRouteActionProvider"
+      app:actionProviderClass="androidx.mediarouter.app.MediaRouteActionProvider"
      app:showAsAction="always" />

 </menu>
--- a/demos/ima/build.gradle
+++ b/demos/ima/build.gradle
@ -53,7 +53,7 @@ dependencies {
    implementation project(modulePrefix + 'library-hls')
    implementation project(modulePrefix + 'library-smoothstreaming')
    implementation project(modulePrefix + 'extension-ima')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
 }

 apply plugin: 'com.google.android.gms.strict-version-matcher-plugin'
--- a/demos/main/build.gradle
+++ b/demos/main/build.gradle
@ -62,10 +62,10 @@ android {
 }

 dependencies {
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
-    implementation 'com.android.support:support-core-ui:' + supportLibraryVersion
-    implementation 'com.android.support:support-fragment:' + supportLibraryVersion
-    implementation 'com.android.support:design:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
+    implementation 'androidx.legacy:legacy-support-core-ui:1.0.0'
+    implementation 'androidx.fragment:fragment:1.0.0'
+    implementation 'com.google.android.material:material:1.0.0'
    implementation project(modulePrefix + 'library-core')
    implementation project(modulePrefix + 'library-dash')
    implementation project(modulePrefix + 'library-hls')
--- a/demos/main/src/main/java/com/google/android/exoplayer2/demo/DownloadTracker.java
+++ b/demos/main/src/main/java/com/google/android/exoplayer2/demo/DownloadTracker.java
@ -20,8 +20,8 @@ import android.content.DialogInterface;
 import android.net.Uri;
 import android.os.Handler;
 import android.os.HandlerThread;
-import android.support.annotation.Nullable;
-import android.support.v4.app.FragmentManager;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.FragmentManager;
 import android.widget.Toast;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.RenderersFactory;
--- a/demos/main/src/main/java/com/google/android/exoplayer2/demo/PlayerActivity.java
+++ b/demos/main/src/main/java/com/google/android/exoplayer2/demo/PlayerActivity.java
@ -19,9 +19,9 @@ import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.net.Uri;
 import android.os.Bundle;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 import android.util.Pair;
 import android.view.KeyEvent;
 import android.view.View;
--- a/demos/main/src/main/java/com/google/android/exoplayer2/demo/SampleChooserActivity.java
+++ b/demos/main/src/main/java/com/google/android/exoplayer2/demo/SampleChooserActivity.java
@ -21,8 +21,8 @@ import android.content.res.AssetManager;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 import android.util.JsonReader;
 import android.view.Menu;
 import android.view.MenuInflater;
--- a/demos/main/src/main/java/com/google/android/exoplayer2/demo/TrackSelectionDialog.java
+++ b/demos/main/src/main/java/com/google/android/exoplayer2/demo/TrackSelectionDialog.java
@ -19,14 +19,14 @@ import android.app.Dialog;
 import android.content.DialogInterface;
 import android.content.res.Resources;
 import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.design.widget.TabLayout;
-import android.support.v4.app.DialogFragment;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentPagerAdapter;
-import android.support.v4.view.ViewPager;
-import android.support.v7.app.AppCompatDialog;
+import androidx.annotation.Nullable;
+import com.google.android.material.tabs.TabLayout;
+import androidx.fragment.app.DialogFragment;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentPagerAdapter;
+import androidx.viewpager.widget.ViewPager;
+import androidx.appcompat.app.AppCompatDialog;
 import android.util.SparseArray;
 import android.util.TypedValue;
 import android.view.LayoutInflater;
--- a/demos/main/src/main/res/layout/track_selection_dialog.xml
+++ b/demos/main/src/main/res/layout/track_selection_dialog.xml
@ -17,16 +17,16 @@
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
-  <android.support.v4.view.ViewPager
+  <androidx.viewpager.widget.ViewPager
      android:id="@+id/track_selection_dialog_view_pager"
      android:layout_width="match_parent"
      android:layout_height="0dp"
      android:layout_weight="1">
-    <android.support.design.widget.TabLayout
+    <com.google.android.material.tabs.TabLayout
        android:id="@+id/track_selection_dialog_tab_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"/>
-  </android.support.v4.view.ViewPager>
+  </androidx.viewpager.widget.ViewPager>
  <LinearLayout
      android:orientation="horizontal"
      android:layout_width="match_parent"
--- a/demos/main/src/main/res/menu/sample_chooser_menu.xml
+++ b/demos/main/src/main/res/menu/sample_chooser_menu.xml
@ -13,13 +13,14 @@
     See the License for the specific language governing permissions and
     limitations under the License.
 -->
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
  <item android:id="@+id/prefer_extension_decoders"
-    android:title="@string/prefer_extension_decoders"
-    android:showAsAction="never"
-    android:checkable="true"/>
+      android:title="@string/prefer_extension_decoders"
+      android:checkable="true"
+      app:showAsAction="never"/>
  <item android:id="@+id/random_abr"
-    android:title="@string/random_abr"
-    android:showAsAction="never"
-    android:checkable="true"/>
+      android:title="@string/random_abr"
+      android:checkable="true"
+      app:showAsAction="never"/>
 </menu>
--- a/extensions/cast/build.gradle
+++ b/extensions/cast/build.gradle
@ -32,24 +32,16 @@ android {

 dependencies {
    api 'com.google.android.gms:play-services-cast-framework:16.1.2'
-    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
-    compileOnly 'org.checkerframework:checker-compat-qual:' + checkerframeworkVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    implementation project(modulePrefix + 'library-core')
    implementation project(modulePrefix + 'library-ui')
+    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
+    compileOnly 'org.checkerframework:checker-compat-qual:' + checkerframeworkVersion
    testImplementation project(modulePrefix + 'testutils')
    testImplementation 'junit:junit:' + junitVersion
    testImplementation 'org.mockito:mockito-core:' + mockitoVersion
    testImplementation 'org.robolectric:robolectric:' + robolectricVersion
    testImplementation project(modulePrefix + 'testutils-robolectric')
-    // These dependencies are necessary to force the supportLibraryVersion of
-    // com.android.support:support-v4, com.android.support:appcompat-v7 and
-    // com.android.support:mediarouter-v7 to be used. Else older versions are
-    // used, for example via:
-    // com.google.android.gms:play-services-cast-framework:15.0.1
-    // |-- com.android.support:mediarouter-v7:26.1.0
-    api 'com.android.support:support-v4:' + supportLibraryVersion
-    api 'com.android.support:mediarouter-v7:' + supportLibraryVersion
-    api 'com.android.support:recyclerview-v7:' + supportLibraryVersion
 }

 ext {
--- a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/CastPlayer.java
+++ b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/CastPlayer.java
@ -16,8 +16,8 @@
 package com.google.android.exoplayer2.ext.cast;

 import android.os.Looper;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.BasePlayer;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
--- a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/CastTimeline.java
+++ b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/CastTimeline.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.cast;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.util.SparseIntArray;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Timeline;
--- a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/MediaItem.java
+++ b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/MediaItem.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.ext.cast;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.Util;
--- a/extensions/cronet/build.gradle
+++ b/extensions/cronet/build.gradle
@ -33,7 +33,7 @@ android {
 dependencies {
    api 'org.chromium.net:cronet-embedded:72.3626.96'
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    testImplementation project(modulePrefix + 'library')
    testImplementation project(modulePrefix + 'testutils-robolectric')
 }
--- a/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSource.java
+++ b/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSource.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.ext.cronet;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.text.TextUtils;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
--- a/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSourceFactory.java
+++ b/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetDataSourceFactory.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.cronet;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory;
 import com.google.android.exoplayer2.upstream.HttpDataSource;
 import com.google.android.exoplayer2.upstream.HttpDataSource.BaseFactory;
--- a/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetEngineWrapper.java
+++ b/extensions/cronet/src/main/java/com/google/android/exoplayer2/ext/cronet/CronetEngineWrapper.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.ext.cronet;

 import android.content.Context;
-import android.support.annotation.IntDef;
+import androidx.annotation.IntDef;
 import com.google.android.exoplayer2.util.Log;
 import com.google.android.exoplayer2.util.Util;
 import java.lang.annotation.Documented;
--- a/extensions/ffmpeg/build.gradle
+++ b/extensions/ffmpeg/build.gradle
@ -38,7 +38,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
    testImplementation project(modulePrefix + 'testutils-robolectric')
    testImplementation 'junit:junit:' + junitVersion
--- a/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegAudioRenderer.java
+++ b/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegAudioRenderer.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.ext.ffmpeg;

 import android.os.Handler;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
 import com.google.android.exoplayer2.Format;
--- a/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegDecoder.java
+++ b/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegDecoder.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.ffmpeg;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.decoder.DecoderInputBuffer;
--- a/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegLibrary.java
+++ b/extensions/ffmpeg/src/main/java/com/google/android/exoplayer2/ext/ffmpeg/FfmpegLibrary.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.ffmpeg;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
 import com.google.android.exoplayer2.util.LibraryLoader;
--- a/extensions/flac/build.gradle
+++ b/extensions/flac/build.gradle
@ -39,7 +39,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    androidTestImplementation project(modulePrefix + 'testutils')
    androidTestImplementation 'androidx.test:runner:' + testRunnerVersion
    testImplementation project(modulePrefix + 'testutils-robolectric')
--- a/extensions/flac/src/androidTest/java/com/google/android/exoplayer2/ext/flac/FlacExtractorSeekTest.java
+++ b/extensions/flac/src/androidTest/java/com/google/android/exoplayer2/ext/flac/FlacExtractorSeekTest.java
@ -19,7 +19,7 @@ import static com.google.common.truth.Truth.assertThat;

 import android.content.Context;
 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.test.InstrumentationTestCase;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.extractor.DefaultExtractorInput;
--- a/extensions/flac/src/main/java/com/google/android/exoplayer2/ext/flac/FlacExtractor.java
+++ b/extensions/flac/src/main/java/com/google/android/exoplayer2/ext/flac/FlacExtractor.java
@ -17,8 +17,8 @@ package com.google.android.exoplayer2.ext.flac;

 import static com.google.android.exoplayer2.util.Util.getPcmEncoding;

-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.extractor.BinarySearchSeeker;
--- a/extensions/gvr/build.gradle
+++ b/extensions/gvr/build.gradle
@ -33,7 +33,7 @@ android {
 dependencies {
    implementation project(modulePrefix + 'library-core')
    implementation project(modulePrefix + 'library-ui')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    api 'com.google.vr:sdk-base:1.190.0'
    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
 }
--- a/extensions/gvr/src/main/java/com/google/android/exoplayer2/ext/gvr/GvrAudioProcessor.java
+++ b/extensions/gvr/src/main/java/com/google/android/exoplayer2/ext/gvr/GvrAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.gvr;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
 import com.google.android.exoplayer2.Format;
--- a/extensions/gvr/src/main/java/com/google/android/exoplayer2/ext/gvr/GvrPlayerActivity.java
+++ b/extensions/gvr/src/main/java/com/google/android/exoplayer2/ext/gvr/GvrPlayerActivity.java
@ -22,10 +22,10 @@ import android.opengl.Matrix;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
-import android.support.annotation.BinderThread;
-import android.support.annotation.CallSuper;
-import android.support.annotation.Nullable;
-import android.support.annotation.UiThread;
+import androidx.annotation.BinderThread;
+import androidx.annotation.CallSuper;
+import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
 import android.view.ContextThemeWrapper;
 import android.view.MotionEvent;
 import android.view.Surface;
--- a/extensions/ima/build.gradle
+++ b/extensions/ima/build.gradle
@ -35,13 +35,6 @@ dependencies {
    api 'com.google.ads.interactivemedia.v3:interactivemedia:3.10.6'
    implementation project(modulePrefix + 'library-core')
    implementation 'com.google.android.gms:play-services-ads:17.1.3'
-    // These dependencies are necessary to force the supportLibraryVersion of
-    // com.android.support:support-v4 and com.android.support:customtabs to be
-    // used. Else older versions are used, for example via:
-    // com.google.android.gms:play-services-ads:17.1.3
-    // |-- com.android.support:customtabs:26.1.0
-    implementation 'com.android.support:support-v4:' + supportLibraryVersion
-    implementation 'com.android.support:customtabs:' + supportLibraryVersion
    testImplementation 'com.google.truth:truth:' + truthVersion
    testImplementation 'junit:junit:' + junitVersion
    testImplementation 'org.mockito:mockito-core:' + mockitoVersion
--- a/extensions/ima/src/main/java/com/google/android/exoplayer2/ext/ima/ImaAdsLoader.java
+++ b/extensions/ima/src/main/java/com/google/android/exoplayer2/ext/ima/ImaAdsLoader.java
@ -19,9 +19,9 @@ import android.content.Context;
 import android.net.Uri;
 import android.os.Looper;
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
-import android.support.annotation.VisibleForTesting;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
 import android.view.View;
 import android.view.ViewGroup;
 import com.google.ads.interactivemedia.v3.api.Ad;
--- a/extensions/ima/src/test/java/com/google/android/exoplayer2/ext/ima/ImaAdsLoaderTest.java
+++ b/extensions/ima/src/test/java/com/google/android/exoplayer2/ext/ima/ImaAdsLoaderTest.java
@ -22,7 +22,7 @@ import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
--- a/extensions/leanback/build.gradle
+++ b/extensions/leanback/build.gradle
@ -32,7 +32,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:leanback-v17:' + supportLibraryVersion
+    implementation 'androidx.leanback:leanback:1.0.0'
 }

 ext {
--- a/extensions/leanback/src/main/java/com/google/android/exoplayer2/ext/leanback/LeanbackPlayerAdapter.java
+++ b/extensions/leanback/src/main/java/com/google/android/exoplayer2/ext/leanback/LeanbackPlayerAdapter.java
@ -17,11 +17,11 @@ package com.google.android.exoplayer2.ext.leanback;

 import android.content.Context;
 import android.os.Handler;
-import android.support.annotation.Nullable;
-import android.support.v17.leanback.R;
-import android.support.v17.leanback.media.PlaybackGlueHost;
-import android.support.v17.leanback.media.PlayerAdapter;
-import android.support.v17.leanback.media.SurfaceHolderGlueHost;
+import androidx.annotation.Nullable;
+import androidx.leanback.R;
+import androidx.leanback.media.PlaybackGlueHost;
+import androidx.leanback.media.PlayerAdapter;
+import androidx.leanback.media.SurfaceHolderGlueHost;
 import android.util.Pair;
 import android.view.Surface;
 import android.view.SurfaceHolder;
--- a/extensions/mediasession/build.gradle
+++ b/extensions/mediasession/build.gradle
@ -32,7 +32,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    api 'com.android.support:support-media-compat:' + supportLibraryVersion
+    api 'androidx.media:media:1.0.0'
 }

 ext {
--- a/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/MediaSessionConnector.java
+++ b/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/MediaSessionConnector.java
@ -22,9 +22,9 @@ import android.os.Handler;
 import android.os.Looper;
 import android.os.ResultReceiver;
 import android.os.SystemClock;
-import android.support.annotation.LongDef;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
+import androidx.annotation.LongDef;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import android.support.v4.media.MediaDescriptionCompat;
 import android.support.v4.media.MediaMetadataCompat;
 import android.support.v4.media.RatingCompat;
--- a/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/TimelineQueueEditor.java
+++ b/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/TimelineQueueEditor.java
@ -17,8 +17,8 @@ package com.google.android.exoplayer2.ext.mediasession;

 import android.os.Bundle;
 import android.os.ResultReceiver;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import android.support.v4.media.MediaDescriptionCompat;
 import android.support.v4.media.session.MediaControllerCompat;
 import android.support.v4.media.session.MediaSessionCompat;
--- a/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/TimelineQueueNavigator.java
+++ b/extensions/mediasession/src/main/java/com/google/android/exoplayer2/ext/mediasession/TimelineQueueNavigator.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2.ext.mediasession;

 import android.os.Bundle;
 import android.os.ResultReceiver;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.support.v4.media.MediaDescriptionCompat;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
--- a/extensions/okhttp/build.gradle
+++ b/extensions/okhttp/build.gradle
@ -33,7 +33,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
    api 'com.squareup.okhttp3:okhttp:3.12.1'
 }
--- a/extensions/okhttp/src/main/java/com/google/android/exoplayer2/ext/okhttp/OkHttpDataSource.java
+++ b/extensions/okhttp/src/main/java/com/google/android/exoplayer2/ext/okhttp/OkHttpDataSource.java
@ -18,7 +18,7 @@ package com.google.android.exoplayer2.ext.okhttp;
 import static com.google.android.exoplayer2.util.Util.castNonNull;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
 import com.google.android.exoplayer2.metadata.icy.IcyHeaders;
--- a/extensions/okhttp/src/main/java/com/google/android/exoplayer2/ext/okhttp/OkHttpDataSourceFactory.java
+++ b/extensions/okhttp/src/main/java/com/google/android/exoplayer2/ext/okhttp/OkHttpDataSourceFactory.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.okhttp;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.upstream.HttpDataSource;
 import com.google.android.exoplayer2.upstream.HttpDataSource.BaseFactory;
 import com.google.android.exoplayer2.upstream.HttpDataSource.Factory;
--- a/extensions/rtmp/build.gradle
+++ b/extensions/rtmp/build.gradle
@ -33,7 +33,7 @@ android {
 dependencies {
    implementation project(modulePrefix + 'library-core')
    implementation 'net.butterflytv.utils:rtmp-client:3.0.1'
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    testImplementation 'junit:junit:' + junitVersion
    testImplementation 'org.robolectric:robolectric:' + robolectricVersion
 }
--- a/extensions/rtmp/src/main/java/com/google/android/exoplayer2/ext/rtmp/RtmpDataSource.java
+++ b/extensions/rtmp/src/main/java/com/google/android/exoplayer2/ext/rtmp/RtmpDataSource.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.ext.rtmp;

 import android.net.Uri;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
 import com.google.android.exoplayer2.upstream.BaseDataSource;
--- a/extensions/rtmp/src/main/java/com/google/android/exoplayer2/ext/rtmp/RtmpDataSourceFactory.java
+++ b/extensions/rtmp/src/main/java/com/google/android/exoplayer2/ext/rtmp/RtmpDataSourceFactory.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.ext.rtmp;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.upstream.DataSource;
 import com.google.android.exoplayer2.upstream.HttpDataSource.Factory;
 import com.google.android.exoplayer2.upstream.TransferListener;
--- a/extensions/vp9/build.gradle
+++ b/extensions/vp9/build.gradle
@ -39,7 +39,7 @@ android {

 dependencies {
    implementation project(modulePrefix + 'library-core')
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    testImplementation project(modulePrefix + 'testutils-robolectric')
    testImplementation 'junit:junit:' + junitVersion
    androidTestImplementation 'androidx.test:runner:' + testRunnerVersion
--- a/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/LibvpxVideoRenderer.java
+++ b/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/LibvpxVideoRenderer.java
@ -20,9 +20,9 @@ import static java.lang.Runtime.getRuntime;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.SystemClock;
-import android.support.annotation.CallSuper;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.CallSuper;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import android.view.Surface;
 import com.google.android.exoplayer2.BaseRenderer;
 import com.google.android.exoplayer2.C;
--- a/gradle.properties
+++ b/gradle.properties
@ -1,4 +1,6 @@
 ## Project-wide Gradle settings.
+android.useAndroidX=true
+android.enableJetifier=true
 android.useDeprecatedNdk=true
 android.enableUnitTestBinaryResources=true
 buildDir=buildout
--- a/library/core/build.gradle
+++ b/library/core/build.gradle
@ -58,7 +58,7 @@ android {
 }

 dependencies {
-    implementation 'com.android.support:support-annotations:' + supportLibraryVersion
+    implementation 'androidx.annotation:annotation:1.0.1'
    compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion
    compileOnly 'org.checkerframework:checker-compat-qual:' + checkerframeworkVersion
    androidTestImplementation 'androidx.test:runner:' + testRunnerVersion
--- a/library/core/src/androidTest/java/com/google/android/exoplayer2/upstream/ContentDataSourceTest.java
+++ b/library/core/src/androidTest/java/com/google/android/exoplayer2/upstream/ContentDataSourceTest.java
@ -26,8 +26,8 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.ParcelFileDescriptor;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.test.InstrumentationRegistry;
 import androidx.test.runner.AndroidJUnit4;
 import com.google.android.exoplayer2.C;
--- a/library/core/src/main/java/com/google/android/exoplayer2/BasePlayer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/BasePlayer.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Util;

 /** Abstract base {@link Player} which implements common implementation independent methods. */
--- a/library/core/src/main/java/com/google/android/exoplayer2/BaseRenderer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/BaseRenderer.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.decoder.DecoderInputBuffer;
 import com.google.android.exoplayer2.drm.DrmInitData;
 import com.google.android.exoplayer2.drm.DrmSessionManager;
--- a/library/core/src/main/java/com/google/android/exoplayer2/C.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/C.java
@ -21,7 +21,7 @@ import android.media.AudioFormat;
 import android.media.AudioManager;
 import android.media.MediaCodec;
 import android.media.MediaFormat;
-import android.support.annotation.IntDef;
+import androidx.annotation.IntDef;
 import android.view.Surface;
 import com.google.android.exoplayer2.PlayerMessage.Target;
 import com.google.android.exoplayer2.audio.AuxEffectInfo;
--- a/library/core/src/main/java/com/google/android/exoplayer2/DefaultMediaClock.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/DefaultMediaClock.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Clock;
 import com.google.android.exoplayer2.util.MediaClock;
 import com.google.android.exoplayer2.util.StandaloneMediaClock;
--- a/library/core/src/main/java/com/google/android/exoplayer2/DefaultRenderersFactory.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/DefaultRenderersFactory.java
@ -19,8 +19,8 @@ import android.content.Context;
 import android.media.MediaCodec;
 import android.os.Handler;
 import android.os.Looper;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.audio.AudioCapabilities;
 import com.google.android.exoplayer2.audio.AudioProcessor;
 import com.google.android.exoplayer2.audio.AudioRendererEventListener;
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java
@ -15,8 +15,8 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.source.MediaSource;
 import com.google.android.exoplayer2.util.Assertions;
 import java.io.IOException;
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayer.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2;

 import android.os.Looper;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.audio.MediaCodecAudioRenderer;
 import com.google.android.exoplayer2.metadata.MetadataRenderer;
 import com.google.android.exoplayer2.source.ClippingMediaSource;
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerFactory.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerFactory.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2;

 import android.content.Context;
 import android.os.Looper;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.analytics.AnalyticsCollector;
 import com.google.android.exoplayer2.drm.DrmSessionManager;
 import com.google.android.exoplayer2.drm.FrameworkMediaCrypto;
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
@ -19,7 +19,7 @@ import android.annotation.SuppressLint;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.util.Pair;
 import com.google.android.exoplayer2.PlayerMessage.Target;
 import com.google.android.exoplayer2.source.MediaSource;
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImplInternal.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImplInternal.java
@ -21,8 +21,8 @@ import android.os.Looper;
 import android.os.Message;
 import android.os.Process;
 import android.os.SystemClock;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import android.util.Pair;
 import com.google.android.exoplayer2.DefaultMediaClock.PlaybackParameterListener;
 import com.google.android.exoplayer2.Player.DiscontinuityReason;
--- a/library/core/src/main/java/com/google/android/exoplayer2/Format.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/Format.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2;

 import android.os.Parcel;
 import android.os.Parcelable;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.drm.DrmInitData;
 import com.google.android.exoplayer2.metadata.Metadata;
 import com.google.android.exoplayer2.util.MimeTypes;
--- a/library/core/src/main/java/com/google/android/exoplayer2/FormatHolder.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/FormatHolder.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;

 /**
 * Holds a {@link Format}.
--- a/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodHolder.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodHolder.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.source.ClippingMediaPeriod;
 import com.google.android.exoplayer2.source.EmptySampleStream;
 import com.google.android.exoplayer2.source.MediaPeriod;
--- a/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodInfo.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodInfo.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.source.MediaPeriod;
 import com.google.android.exoplayer2.source.MediaSource.MediaPeriodId;
 import com.google.android.exoplayer2.util.Util;
--- a/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodQueue.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/MediaPeriodQueue.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.util.Pair;
 import com.google.android.exoplayer2.Player.RepeatMode;
 import com.google.android.exoplayer2.source.MediaPeriod;
--- a/library/core/src/main/java/com/google/android/exoplayer2/NoSampleRenderer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/NoSampleRenderer.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.source.SampleStream;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.MediaClock;
--- a/library/core/src/main/java/com/google/android/exoplayer2/PlaybackInfo.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/PlaybackInfo.java
@ -15,8 +15,8 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.CheckResult;
-import android.support.annotation.Nullable;
+import androidx.annotation.CheckResult;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.source.MediaSource.MediaPeriodId;
 import com.google.android.exoplayer2.source.TrackGroupArray;
 import com.google.android.exoplayer2.trackselection.TrackSelectorResult;
--- a/library/core/src/main/java/com/google/android/exoplayer2/PlaybackParameters.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/PlaybackParameters.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Assertions;

 /**
--- a/library/core/src/main/java/com/google/android/exoplayer2/Player.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/Player.java
@ -16,8 +16,8 @@
 package com.google.android.exoplayer2;

 import android.os.Looper;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import android.view.Surface;
 import android.view.SurfaceHolder;
 import android.view.SurfaceView;
--- a/library/core/src/main/java/com/google/android/exoplayer2/PlayerMessage.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/PlayerMessage.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2;

 import android.os.Handler;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Assertions;

 /**
--- a/library/core/src/main/java/com/google/android/exoplayer2/Renderer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/Renderer.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.IntDef;
+import androidx.annotation.IntDef;
 import com.google.android.exoplayer2.source.SampleStream;
 import com.google.android.exoplayer2.util.MediaClock;
 import java.io.IOException;
--- a/library/core/src/main/java/com/google/android/exoplayer2/RendererConfiguration.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/RendererConfiguration.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;

 /**
 * The configuration of a {@link Renderer}.
--- a/library/core/src/main/java/com/google/android/exoplayer2/RenderersFactory.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/RenderersFactory.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2;

 import android.os.Handler;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.audio.AudioRendererEventListener;
 import com.google.android.exoplayer2.drm.DrmSessionManager;
 import com.google.android.exoplayer2.drm.FrameworkMediaCrypto;
--- a/library/core/src/main/java/com/google/android/exoplayer2/SeekParameters.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/SeekParameters.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Assertions;

 /**
--- a/library/core/src/main/java/com/google/android/exoplayer2/SimpleExoPlayer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/SimpleExoPlayer.java
@ -23,7 +23,7 @@ import android.media.MediaCodec;
 import android.media.PlaybackParams;
 import android.os.Handler;
 import android.os.Looper;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.Surface;
 import android.view.SurfaceHolder;
 import android.view.SurfaceView;
--- a/library/core/src/main/java/com/google/android/exoplayer2/Timeline.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/Timeline.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.util.Pair;
 import com.google.android.exoplayer2.source.ads.AdPlaybackState;
 import com.google.android.exoplayer2.util.Assertions;
--- a/library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsCollector.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsCollector.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.analytics;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.Surface;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
--- a/library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsListener.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsListener.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.analytics;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.Surface;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/Ac3Util.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/Ac3Util.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.IntDef;
+import androidx.annotation.IntDef;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.audio.Ac3Util.SyncFrameInfo.StreamType;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioAttributes.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioAttributes.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.audio;

 import android.annotation.TargetApi;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;

 /**
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioCapabilities.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioCapabilities.java
@ -22,7 +22,7 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.media.AudioFormat;
 import android.media.AudioManager;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import java.util.Arrays;

 /** Represents the set of audio formats that a device is capable of playing. */
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioCapabilitiesReceiver.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioCapabilitiesReceiver.java
@ -21,7 +21,7 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.media.AudioManager;
 import android.os.Handler;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.Util;

--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioFocusManager.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioFocusManager.java
@ -18,10 +18,10 @@ package com.google.android.exoplayer2.audio;
 import android.content.Context;
 import android.media.AudioFocusRequest;
 import android.media.AudioManager;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
-import android.support.annotation.RequiresApi;
-import android.support.annotation.VisibleForTesting;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
+import androidx.annotation.VisibleForTesting;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayer;
 import com.google.android.exoplayer2.Player;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioRendererEventListener.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioRendererEventListener.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2.audio;

 import android.os.Handler;
 import android.os.SystemClock;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.Renderer;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioSink.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioSink.java
@ -16,7 +16,7 @@
 package com.google.android.exoplayer2.audio;

 import android.media.AudioTrack;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.PlaybackParameters;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioTimestampPoller.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioTimestampPoller.java
@ -18,8 +18,8 @@ package com.google.android.exoplayer2.audio;
 import android.annotation.TargetApi;
 import android.media.AudioTimestamp;
 import android.media.AudioTrack;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Util;
 import java.lang.annotation.Documented;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioTrackPositionTracker.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AudioTrackPositionTracker.java
@ -20,8 +20,8 @@ import static com.google.android.exoplayer2.util.Util.castNonNull;
 import android.media.AudioTimestamp;
 import android.media.AudioTrack;
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.Util;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/AuxEffectInfo.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/AuxEffectInfo.java
@ -17,7 +17,7 @@ package com.google.android.exoplayer2.audio;

 import android.media.AudioTrack;
 import android.media.audiofx.AudioEffect;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;

 /**
 * Represents auxiliary effect information, which can be used to attach an auxiliary effect to an
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/BaseAudioProcessor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/BaseAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.CallSuper;
+import androidx.annotation.CallSuper;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import java.nio.ByteBuffer;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/ChannelMappingAudioProcessor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/ChannelMappingAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Assertions;
 import java.nio.ByteBuffer;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/DefaultAudioSink.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/DefaultAudioSink.java
@ -22,8 +22,8 @@ import android.media.AudioManager;
 import android.media.AudioTrack;
 import android.os.ConditionVariable;
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.PlaybackParameters;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/MediaCodecAudioRenderer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/MediaCodecAudioRenderer.java
@ -22,8 +22,8 @@ import android.media.MediaCrypto;
 import android.media.MediaFormat;
 import android.media.audiofx.Virtualizer;
 import android.os.Handler;
-import android.support.annotation.CallSuper;
-import android.support.annotation.Nullable;
+import androidx.annotation.CallSuper;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
 import com.google.android.exoplayer2.ExoPlayer;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/SilenceSkippingAudioProcessor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/SilenceSkippingAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.IntDef;
+import androidx.annotation.IntDef;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Util;
 import java.lang.annotation.Documented;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/SimpleDecoderAudioRenderer.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/SimpleDecoderAudioRenderer.java
@ -19,8 +19,8 @@ import android.media.audiofx.Virtualizer;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.BaseRenderer;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/SonicAudioProcessor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/SonicAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.C.Encoding;
 import com.google.android.exoplayer2.Format;
--- a/library/core/src/main/java/com/google/android/exoplayer2/audio/TeeAudioProcessor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/audio/TeeAudioProcessor.java
@ -15,7 +15,7 @@
 */
 package com.google.android.exoplayer2.audio;

-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.Log;
--- a/library/core/src/main/java/com/google/android/exoplayer2/database/VersionTable.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/database/VersionTable.java
@ -19,8 +19,8 @@ import android.content.ContentValues;
 import android.database.Cursor;
 import android.database.DatabaseUtils;
 import android.database.sqlite.SQLiteDatabase;
-import android.support.annotation.IntDef;
-import android.support.annotation.VisibleForTesting;
+import androidx.annotation.IntDef;
+import androidx.annotation.VisibleForTesting;
 import java.lang.annotation.Documented;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
--- a/Show More
+++ b/Show More