diff --git a/libs/WindowManager/Shell/Android.bp b/libs/WindowManager/Shell/Android.bp
index 9b14ce4..198a4df 100644
--- a/libs/WindowManager/Shell/Android.bp
+++ b/libs/WindowManager/Shell/Android.bp
@@ -174,6 +174,7 @@
     ],
     static_libs: [
         "androidx.dynamicanimation_dynamicanimation",
+        "jsr330",
     ],
 }
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ChoreographerSfVsync.java
similarity index 74%
copy from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
copy to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ChoreographerSfVsync.java
index 4cd3c90..a1496ac 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ChoreographerSfVsync.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
-
+package com.android.wm.shell.shared.annotations;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.Inherited;
@@ -24,10 +23,12 @@
 
 import javax.inject.Qualifier;
 
-/** Annotates a method or qualifies a provider that runs on the shared background thread */
+/**
+ * Annotates a method that or qualifies a provider runs aligned to the Choreographer SF vsync
+ * instead of the app vsync.
+ */
 @Documented
 @Inherited
 @Qualifier
 @Retention(RetentionPolicy.RUNTIME)
-public @interface ShellBackgroundThread {
-}
+public @interface ChoreographerSfVsync {}
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalMainThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalMainThread.java
similarity index 89%
rename from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalMainThread.java
rename to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalMainThread.java
index 9ac7a12..52a717b 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalMainThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalMainThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
+package com.android.wm.shell.shared.annotations;
 
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalThread.java
similarity index 77%
copy from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
copy to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalThread.java
index 4cd3c90..ae5188c 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ExternalThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
-
+package com.android.wm.shell.shared.annotations;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.Inherited;
@@ -24,10 +23,9 @@
 
 import javax.inject.Qualifier;
 
-/** Annotates a method or qualifies a provider that runs on the shared background thread */
+/** Annotates a method or class that is called from an external thread to the Shell threads. */
 @Documented
 @Inherited
 @Qualifier
 @Retention(RetentionPolicy.RUNTIME)
-public @interface ShellBackgroundThread {
-}
+public @interface ExternalThread {}
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellAnimationThread.java
similarity index 83%
copy from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
copy to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellAnimationThread.java
index 4cd3c90..bd2887e 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellAnimationThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
-
+package com.android.wm.shell.shared.annotations;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.Inherited;
@@ -24,10 +23,9 @@
 
 import javax.inject.Qualifier;
 
-/** Annotates a method or qualifies a provider that runs on the shared background thread */
+/** Annotates a method or qualifies a provider that runs on the Shell animation-thread */
 @Documented
 @Inherited
 @Qualifier
 @Retention(RetentionPolicy.RUNTIME)
-public @interface ShellBackgroundThread {
-}
+public @interface ShellAnimationThread {}
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellBackgroundThread.java
similarity index 90%
rename from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
rename to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellBackgroundThread.java
index 4cd3c90..586ac82 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellBackgroundThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
+package com.android.wm.shell.shared.annotations;
 
 
 import java.lang.annotation.Documented;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellMainThread.java
similarity index 83%
copy from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
copy to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellMainThread.java
index 4cd3c90..6c879a49 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellBackgroundThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellMainThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
-
+package com.android.wm.shell.shared.annotations;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.Inherited;
@@ -24,10 +23,9 @@
 
 import javax.inject.Qualifier;
 
-/** Annotates a method or qualifies a provider that runs on the shared background thread */
+/** Annotates a method or qualifies a provider that runs on the Shell main-thread */
 @Documented
 @Inherited
 @Qualifier
 @Retention(RetentionPolicy.RUNTIME)
-public @interface ShellBackgroundThread {
-}
+public @interface ShellMainThread {}
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellSplashscreenThread.java b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellSplashscreenThread.java
similarity index 90%
rename from libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellSplashscreenThread.java
rename to libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellSplashscreenThread.java
index c2fd54f..4887dbe 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellSplashscreenThread.java
+++ b/libs/WindowManager/Shell/shared/src/com/android/wm/shell/shared/annotations/ShellSplashscreenThread.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.wm.shell.common.annotations;
+package com.android.wm.shell.shared.annotations;
 
 
 import java.lang.annotation.Documented;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimation.java b/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimation.java
index 8d8dc10..2643211 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimation.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimation.java
@@ -20,7 +20,7 @@
 import android.view.MotionEvent;
 import android.window.BackEvent;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 /**
  * Interface for external process to get access to the Back animation related methods.
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimationController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimationController.java
index 9b9798c..ad3be3d 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimationController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimationController.java
@@ -69,8 +69,8 @@
 import com.android.wm.shell.common.ExternalInterfaceBinder;
 import com.android.wm.shell.common.RemoteCallable;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ShellBackgroundThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellBackgroundThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossActivityBackAnimation.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossActivityBackAnimation.kt
index 7561a26..3253cac 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossActivityBackAnimation.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossActivityBackAnimation.kt
@@ -42,8 +42,8 @@
 import com.android.wm.shell.R
 import com.android.wm.shell.RootTaskDisplayAreaOrganizer
 import com.android.wm.shell.animation.Interpolators
-import com.android.wm.shell.common.annotations.ShellMainThread
 import com.android.wm.shell.protolog.ShellProtoLogGroup
+import com.android.wm.shell.shared.annotations.ShellMainThread
 import javax.inject.Inject
 import kotlin.math.abs
 import kotlin.math.max
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossTaskBackAnimation.java b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossTaskBackAnimation.java
index cfd9fb6..cae2e80 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossTaskBackAnimation.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CrossTaskBackAnimation.java
@@ -49,7 +49,7 @@
 import com.android.internal.protolog.common.ProtoLog;
 import com.android.wm.shell.R;
 import com.android.wm.shell.animation.Interpolators;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 
 import javax.inject.Inject;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CustomizeActivityAnimation.java b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CustomizeActivityAnimation.java
index fcf500a..e33aa75 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/back/CustomizeActivityAnimation.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/back/CustomizeActivityAnimation.java
@@ -54,7 +54,7 @@
 import com.android.internal.policy.ScreenDecorationsUtils;
 import com.android.internal.policy.TransitionAnimation;
 import com.android.internal.protolog.common.ProtoLog;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 
 import javax.inject.Inject;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubbleController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubbleController.java
index 4455a3c..ce8a460 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubbleController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubbleController.java
@@ -101,14 +101,14 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.TaskStackListenerCallback;
 import com.android.wm.shell.common.TaskStackListenerImpl;
-import com.android.wm.shell.common.annotations.ShellBackgroundThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.common.bubbles.BubbleBarLocation;
 import com.android.wm.shell.common.bubbles.BubbleBarUpdate;
 import com.android.wm.shell.draganddrop.DragAndDropController;
 import com.android.wm.shell.onehanded.OneHandedController;
 import com.android.wm.shell.onehanded.OneHandedTransitionCallback;
 import com.android.wm.shell.pip.PinnedStackListenerForwarder;
+import com.android.wm.shell.shared.annotations.ShellBackgroundThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ConfigurationChangeListener;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/Bubbles.java b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/Bubbles.java
index 26077cf..127a49f 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/Bubbles.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/Bubbles.java
@@ -37,8 +37,8 @@
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
 import com.android.wm.shell.common.bubbles.BubbleBarUpdate;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.Target;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayChangeController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayChangeController.java
index b828aac..2873d584 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayChangeController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayChangeController.java
@@ -28,7 +28,7 @@
 
 import androidx.annotation.BinderThread;
 
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellInit;
 
 import java.util.concurrent.CopyOnWriteArrayList;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayController.java
index 8353900..dcbc72a 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayController.java
@@ -34,7 +34,7 @@
 import androidx.annotation.BinderThread;
 
 import com.android.wm.shell.common.DisplayChangeController.OnDisplayChangingListener;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellInit;
 
 import java.util.ArrayList;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayInsetsController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayInsetsController.java
index ca06024..55dc793 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayInsetsController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/DisplayInsetsController.java
@@ -30,7 +30,7 @@
 
 import androidx.annotation.BinderThread;
 
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellInit;
 
 import java.util.concurrent.CopyOnWriteArrayList;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/TabletopModeController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/TabletopModeController.java
index 53683c6..43c92ca 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/TabletopModeController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/TabletopModeController.java
@@ -33,7 +33,7 @@
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.protolog.common.ProtoLog;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellInit;
 
 import java.lang.annotation.Retention;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ChoreographerSfVsync.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ChoreographerSfVsync.java
deleted file mode 100644
index 4009ad2..0000000
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ChoreographerSfVsync.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.android.wm.shell.common.annotations;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Inherited;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-/**
- * Annotates a method that or qualifies a provider runs aligned to the Choreographer SF vsync
- * instead of the app vsync.
- */
-@Documented
-@Inherited
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ChoreographerSfVsync {}
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalThread.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalThread.java
deleted file mode 100644
index 7560f71..0000000
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ExternalThread.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.android.wm.shell.common.annotations;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Inherited;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-/** Annotates a method or class that is called from an external thread to the Shell threads. */
-@Documented
-@Inherited
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ExternalThread {}
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellAnimationThread.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellAnimationThread.java
deleted file mode 100644
index 0479f87..0000000
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellAnimationThread.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.android.wm.shell.common.annotations;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Inherited;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-/** Annotates a method or qualifies a provider that runs on the Shell animation-thread */
-@Documented
-@Inherited
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ShellAnimationThread {}
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellMainThread.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellMainThread.java
deleted file mode 100644
index 423f4ce..0000000
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/annotations/ShellMainThread.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.android.wm.shell.common.annotations;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Inherited;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-/** Annotates a method or qualifies a provider that runs on the Shell main-thread */
-@Documented
-@Inherited
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ShellMainThread {}
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/common/pip/PipPerfHintController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/common/pip/PipPerfHintController.java
index 317e48e..c421dec 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/common/pip/PipPerfHintController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/common/pip/PipPerfHintController.java
@@ -28,7 +28,7 @@
 
 import com.android.internal.protolog.common.ProtoLog;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 
 import java.io.PrintWriter;
 import java.util.Map;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/compatui/CompatUIConfiguration.java b/libs/WindowManager/Shell/src/com/android/wm/shell/compatui/CompatUIConfiguration.java
index fa2e236..cf3ad42 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/compatui/CompatUIConfiguration.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/compatui/CompatUIConfiguration.java
@@ -24,8 +24,8 @@
 
 import com.android.wm.shell.R;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.dagger.WMSingleton;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 
 import javax.inject.Inject;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/TvWMShellModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/TvWMShellModule.java
index 216da07..0110937 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/TvWMShellModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/TvWMShellModule.java
@@ -31,10 +31,9 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.SystemWindows;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.dagger.pip.TvPipModule;
-import com.android.wm.shell.draganddrop.DragAndDropController;
 import com.android.wm.shell.recents.RecentTasksController;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.splitscreen.tv.TvSplitScreenController;
 import com.android.wm.shell.startingsurface.StartingWindowTypeAlgorithm;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellBaseModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellBaseModule.java
index 5122114..4de5a01 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellBaseModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellBaseModule.java
@@ -58,10 +58,6 @@
 import com.android.wm.shell.common.TabletopModeController;
 import com.android.wm.shell.common.TaskStackListenerImpl;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ShellAnimationThread;
-import com.android.wm.shell.common.annotations.ShellBackgroundThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
-import com.android.wm.shell.common.annotations.ShellSplashscreenThread;
 import com.android.wm.shell.common.pip.PhonePipKeepClearAlgorithm;
 import com.android.wm.shell.common.pip.PhoneSizeSpecSource;
 import com.android.wm.shell.common.pip.PipBoundsAlgorithm;
@@ -92,6 +88,10 @@
 import com.android.wm.shell.recents.RecentTasks;
 import com.android.wm.shell.recents.RecentTasksController;
 import com.android.wm.shell.recents.RecentsTransitionHandler;
+import com.android.wm.shell.shared.annotations.ShellAnimationThread;
+import com.android.wm.shell.shared.annotations.ShellBackgroundThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellSplashscreenThread;
 import com.android.wm.shell.splitscreen.SplitScreen;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.startingsurface.StartingSurface;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellConcurrencyModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellConcurrencyModule.java
index 0cc545a..c5644a8 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellConcurrencyModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellConcurrencyModule.java
@@ -33,11 +33,11 @@
 import com.android.wm.shell.R;
 import com.android.wm.shell.common.HandlerExecutor;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ExternalMainThread;
-import com.android.wm.shell.common.annotations.ShellAnimationThread;
-import com.android.wm.shell.common.annotations.ShellBackgroundThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
-import com.android.wm.shell.common.annotations.ShellSplashscreenThread;
+import com.android.wm.shell.shared.annotations.ExternalMainThread;
+import com.android.wm.shell.shared.annotations.ShellAnimationThread;
+import com.android.wm.shell.shared.annotations.ShellBackgroundThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
+import com.android.wm.shell.shared.annotations.ShellSplashscreenThread;
 
 import dagger.Module;
 import dagger.Provides;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
index 04f0f44..b933e5d 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
@@ -52,9 +52,6 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.TaskStackListenerImpl;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ShellAnimationThread;
-import com.android.wm.shell.common.annotations.ShellBackgroundThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.dagger.back.ShellBackAnimationModule;
 import com.android.wm.shell.dagger.pip.PipModule;
 import com.android.wm.shell.desktopmode.DesktopModeEventLogger;
@@ -77,6 +74,9 @@
 import com.android.wm.shell.pip.PipTransitionController;
 import com.android.wm.shell.recents.RecentTasksController;
 import com.android.wm.shell.recents.RecentsTransitionHandler;
+import com.android.wm.shell.shared.annotations.ShellAnimationThread;
+import com.android.wm.shell.shared.annotations.ShellBackgroundThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
index 1e3d7fb..d644006 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
@@ -29,7 +29,6 @@
 import com.android.wm.shell.common.SystemWindows;
 import com.android.wm.shell.common.TabletopModeController;
 import com.android.wm.shell.common.TaskStackListenerImpl;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.common.pip.PhonePipKeepClearAlgorithm;
 import com.android.wm.shell.common.pip.PipAppOpsListener;
 import com.android.wm.shell.common.pip.PipBoundsAlgorithm;
@@ -56,6 +55,7 @@
 import com.android.wm.shell.pip.phone.PipController;
 import com.android.wm.shell.pip.phone.PipMotionHelper;
 import com.android.wm.shell.pip.phone.PipTouchHandler;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip2Module.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip2Module.java
index 458ea05..ae07812 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip2Module.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip2Module.java
@@ -25,7 +25,6 @@
 import com.android.wm.shell.common.DisplayInsetsController;
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.SystemWindows;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.common.pip.PipBoundsAlgorithm;
 import com.android.wm.shell.common.pip.PipBoundsState;
 import com.android.wm.shell.common.pip.PipDisplayLayoutState;
@@ -38,6 +37,7 @@
 import com.android.wm.shell.pip2.phone.PipController;
 import com.android.wm.shell.pip2.phone.PipScheduler;
 import com.android.wm.shell.pip2.phone.PipTransition;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;
 import com.android.wm.shell.transition.Transitions;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/TvPipModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/TvPipModule.java
index 54c2aea..8d1b15c1 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/TvPipModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/TvPipModule.java
@@ -29,7 +29,6 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.SystemWindows;
 import com.android.wm.shell.common.TaskStackListenerImpl;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.common.pip.LegacySizeSpecSource;
 import com.android.wm.shell.common.pip.PipAppOpsListener;
 import com.android.wm.shell.common.pip.PipDisplayLayoutState;
@@ -53,6 +52,7 @@
 import com.android.wm.shell.pip.tv.TvPipNotificationController;
 import com.android.wm.shell.pip.tv.TvPipTaskOrganizer;
 import com.android.wm.shell.pip.tv.TvPipTransition;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopMode.java b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopMode.java
index 5889da1..df1b062 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopMode.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopMode.java
@@ -18,7 +18,7 @@
 
 import android.graphics.Region;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.util.concurrent.Executor;
 import java.util.function.Consumer;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
index 1b1c967..c369061 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
@@ -61,8 +61,6 @@
 import com.android.wm.shell.common.ShellExecutor
 import com.android.wm.shell.common.SingleInstanceRemoteListener
 import com.android.wm.shell.common.SyncTransactionQueue
-import com.android.wm.shell.common.annotations.ExternalThread
-import com.android.wm.shell.common.annotations.ShellMainThread
 import com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT
 import com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT
 import com.android.wm.shell.compatui.isSingleTopActivityTranslucent
@@ -72,6 +70,8 @@
 import com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_DESKTOP_MODE
 import com.android.wm.shell.recents.RecentsTransitionHandler
 import com.android.wm.shell.recents.RecentsTransitionStateListener
+import com.android.wm.shell.shared.annotations.ExternalThread
+import com.android.wm.shell.shared.annotations.ShellMainThread
 import com.android.wm.shell.splitscreen.SplitScreenController
 import com.android.wm.shell.splitscreen.SplitScreenController.EXIT_REASON_DESKTOP_MODE
 import com.android.wm.shell.sysui.ShellCommandHandler
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
index 7da1b23..165feec 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
@@ -67,8 +67,8 @@
 import com.android.wm.shell.common.ExternalInterfaceBinder;
 import com.android.wm.shell.common.RemoteCallable;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ExternalMainThread;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
+import com.android.wm.shell.shared.annotations.ExternalMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitionHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitionHandler.java
index 73de231..863a51a 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitionHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitionHandler.java
@@ -48,8 +48,8 @@
 
 import com.android.internal.protolog.common.ProtoLog;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ExternalThread;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.sysui.KeyguardChangeListener;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitions.java b/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitions.java
index 33c299f..4215b2c 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitions.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/keyguard/KeyguardTransitions.java
@@ -19,7 +19,7 @@
 import android.annotation.NonNull;
 import android.window.IRemoteTransition;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 /**
  * Interface exposed to SystemUI Keyguard to register handlers for running
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHanded.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHanded.java
index 2ee3348..b000e32 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHanded.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHanded.java
@@ -18,7 +18,7 @@
 
 import android.os.SystemProperties;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 /**
  * Interface to engage one handed feature.
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
index 679d4ca..39b9000 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/onehanded/OneHandedController.java
@@ -55,7 +55,7 @@
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.TaskStackListenerCallback;
 import com.android.wm.shell.common.TaskStackListenerImpl;
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.sysui.ConfigurationChangeListener;
 import com.android.wm.shell.sysui.KeyguardChangeListener;
 import com.android.wm.shell.sysui.ShellCommandHandler;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
index a9aa6ba..7b1ef5c 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
@@ -18,7 +18,7 @@
 
 import android.graphics.Rect;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.util.function.Consumer;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
index bd186ba..cdeb00b 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
@@ -82,7 +82,6 @@
 import com.android.wm.shell.common.ScreenshotUtils;
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.SyncTransactionQueue;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.common.pip.PipBoundsAlgorithm;
 import com.android.wm.shell.common.pip.PipBoundsState;
 import com.android.wm.shell.common.pip.PipDisplayLayoutState;
@@ -92,6 +91,7 @@
 import com.android.wm.shell.common.pip.PipUtils;
 import com.android.wm.shell.pip.phone.PipMotionHelper;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 import com.android.wm.shell.transition.Transitions;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasks.java b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasks.java
index 2616b8b..eebd133 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasks.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasks.java
@@ -16,7 +16,7 @@
 
 package com.android.wm.shell.recents;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.util.GroupedRecentTaskInfo;
 
 import java.util.List;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasksController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasksController.java
index 3707207..f9fcfac 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasksController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentTasksController.java
@@ -49,11 +49,11 @@
 import com.android.wm.shell.common.SingleInstanceRemoteListener;
 import com.android.wm.shell.common.TaskStackListenerCallback;
 import com.android.wm.shell.common.TaskStackListenerImpl;
-import com.android.wm.shell.common.annotations.ExternalThread;
-import com.android.wm.shell.common.annotations.ShellMainThread;
 import com.android.wm.shell.desktopmode.DesktopModeStatus;
 import com.android.wm.shell.desktopmode.DesktopModeTaskRepository;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
+import com.android.wm.shell.shared.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
index 2b433e9..5762197 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
@@ -21,8 +21,8 @@
 import android.app.ActivityManager;
 import android.graphics.Rect;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
 import com.android.wm.shell.common.split.SplitScreenConstants.SplitPosition;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.util.concurrent.Executor;
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
index 3e34c30..c3261bb 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
@@ -90,7 +90,6 @@
 import com.android.wm.shell.common.SingleInstanceRemoteListener;
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ExternalThread;
 import com.android.wm.shell.common.split.SplitScreenConstants.PersistentSnapPosition;
 import com.android.wm.shell.common.split.SplitScreenConstants.SplitPosition;
 import com.android.wm.shell.common.split.SplitScreenUtils;
@@ -99,6 +98,7 @@
 import com.android.wm.shell.draganddrop.DragAndDropPolicy;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
 import com.android.wm.shell.recents.RecentTasksController;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.splitscreen.SplitScreen.StageType;
 import com.android.wm.shell.sysui.KeyguardChangeListener;
 import com.android.wm.shell.sysui.ShellCommandHandler;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/StartingSurfaceDrawer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/StartingSurfaceDrawer.java
index 4465aef..3353c7b 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/StartingSurfaceDrawer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/startingsurface/StartingSurfaceDrawer.java
@@ -47,8 +47,8 @@
 import com.android.launcher3.icons.IconProvider;
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ShellSplashscreenThread;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
+import com.android.wm.shell.shared.annotations.ShellSplashscreenThread;
 
 /**
  * A class which able to draw splash screen or snapshot as the starting window for a task.
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/sysui/ShellController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/sysui/ShellController.java
index 2f6edc2..5ced1fb 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/sysui/ShellController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/sysui/ShellController.java
@@ -45,7 +45,7 @@
 import com.android.wm.shell.common.DisplayInsetsController.OnInsetsChangedListener;
 import com.android.wm.shell.common.ExternalInterfaceBinder;
 import com.android.wm.shell.common.ShellExecutor;
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.io.PrintWriter;
 import java.util.List;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactory.java b/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactory.java
index a7e4b01..f0a2315 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactory.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactory.java
@@ -19,7 +19,7 @@
 import android.annotation.UiContext;
 import android.content.Context;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.util.concurrent.Executor;
 import java.util.function.Consumer;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactoryController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactoryController.java
index 7eed588..e4fcff0c 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactoryController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/taskview/TaskViewFactoryController.java
@@ -22,7 +22,7 @@
 import com.android.wm.shell.ShellTaskOrganizer;
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.SyncTransactionQueue;
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 import java.util.concurrent.Executor;
 import java.util.function.Consumer;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/ShellTransitions.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/ShellTransitions.java
index da39017..303e1b9 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/ShellTransitions.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/ShellTransitions.java
@@ -20,7 +20,7 @@
 import android.window.RemoteTransition;
 import android.window.TransitionFilter;
 
-import com.android.wm.shell.common.annotations.ExternalThread;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 
 /**
  * Interface to manage remote transitions.
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
index a77602b..18816db 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
@@ -76,10 +76,10 @@
 import com.android.wm.shell.common.RemoteCallable;
 import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.TransactionPool;
-import com.android.wm.shell.common.annotations.ExternalThread;
 import com.android.wm.shell.keyguard.KeyguardTransitionHandler;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
 import com.android.wm.shell.shared.TransitionUtil;
+import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.sysui.ShellCommandHandler;
 import com.android.wm.shell.sysui.ShellController;
 import com.android.wm.shell.sysui.ShellInit;