diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.java
deleted file mode 100644
index c852369a9afa86..00000000000000
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.java
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- */
-
-package com.facebook.react.uimanager;
-
-import static com.facebook.react.uimanager.common.UIManagerType.FABRIC;
-import static com.facebook.react.uimanager.common.ViewUtil.getUIManagerType;
-
-import android.content.Context;
-import android.content.ContextWrapper;
-import android.view.View;
-import android.widget.EditText;
-import androidx.annotation.Nullable;
-import androidx.core.view.ViewCompat;
-import com.facebook.infer.annotation.Nullsafe;
-import com.facebook.react.bridge.CatalystInstance;
-import com.facebook.react.bridge.ReactContext;
-import com.facebook.react.bridge.ReactNoCrashSoftException;
-import com.facebook.react.bridge.ReactSoftExceptionLogger;
-import com.facebook.react.bridge.UIManager;
-import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel;
-import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
-import com.facebook.react.common.build.ReactBuildConfig;
-import com.facebook.react.uimanager.common.UIManagerType;
-import com.facebook.react.uimanager.events.EventDispatcher;
-import com.facebook.react.uimanager.events.EventDispatcherProvider;
-
-/** Helper class for {@link UIManager}. */
-@Nullsafe(Nullsafe.Mode.LOCAL)
-public class UIManagerHelper {
-
- private static final String TAG = "UIManagerHelper";
- public static final int PADDING_START_INDEX = 0;
- public static final int PADDING_END_INDEX = 1;
- public static final int PADDING_TOP_INDEX = 2;
- public static final int PADDING_BOTTOM_INDEX = 3;
-
- /**
- * @return a {@link UIManager} that can handle the react tag received by parameter.
- */
- @Nullable
- public static UIManager getUIManagerForReactTag(ReactContext context, int reactTag) {
- return getUIManager(context, getUIManagerType(reactTag));
- }
-
- /**
- * @return a {@link UIManager} that can handle the react tag received by parameter.
- */
- @Nullable
- public static UIManager getUIManager(ReactContext context, @UIManagerType int uiManagerType) {
- return getUIManager(context, uiManagerType, true);
- }
-
- @Nullable
- private static UIManager getUIManager(
- ReactContext context,
- @UIManagerType int uiManagerType,
- boolean returnNullIfCatalystIsInactive) {
- if (ReactBuildConfig.UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE || context.isBridgeless()) {
- @Nullable UIManager uiManager = context.getFabricUIManager();
- if (uiManager == null) {
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new ReactNoCrashSoftException(
- "Cannot get UIManager because the instance hasn't been initialized yet."));
- return null;
- }
- return uiManager;
- }
-
- // The following code is compiled-out when `context.isBridgeless() == true &&
- // ReactBuildConfig.UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE == true ` because:
- // - BridgelessReactContext.isBridgeless() is set to true statically
- // - BridgeReactContext is compiled-out when UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE == true
- //
- // To detect a potential regression we add the following assertion ERROR
- LegacyArchitectureLogger.assertLegacyArchitecture(
- "UIManagerHelper.getUIManager(context, uiManagerType)", LegacyArchitectureLogLevel.ERROR);
- if (!context.hasCatalystInstance()) {
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new ReactNoCrashSoftException(
- "Cannot get UIManager because the context doesn't contain a CatalystInstance."));
- return null;
- }
- // TODO T60461551: add tests to verify emission of events when the ReactContext is being turn
- // down.
- if (!context.hasActiveReactInstance()) {
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new ReactNoCrashSoftException(
- "Cannot get UIManager because the context doesn't contain an active"
- + " CatalystInstance."));
- if (returnNullIfCatalystIsInactive) {
- return null;
- }
- }
- CatalystInstance catalystInstance = context.getCatalystInstance();
- try {
- return uiManagerType == FABRIC
- ? context.getFabricUIManager()
- : catalystInstance.getNativeModule(UIManagerModule.class);
- } catch (IllegalArgumentException ex) {
- // TODO T67518514 Clean this up once we migrate everything over to bridgeless mode
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new ReactNoCrashSoftException(
- "Cannot get UIManager for UIManagerType: " + uiManagerType));
- return catalystInstance.getNativeModule(UIManagerModule.class);
- }
- }
-
- /**
- * @return the {@link EventDispatcher} that handles events for the reactTag received as a
- * parameter.
- */
- @Nullable
- public static EventDispatcher getEventDispatcherForReactTag(ReactContext context, int reactTag) {
- EventDispatcher eventDispatcher = getEventDispatcher(context, getUIManagerType(reactTag));
- if (eventDispatcher == null) {
- ReactSoftExceptionLogger.logSoftException(
- TAG, new IllegalStateException("Cannot get EventDispatcher for reactTag " + reactTag));
- }
- return eventDispatcher;
- }
-
- /**
- * @return the {@link EventDispatcher} that handles events for the {@link UIManagerType} received
- * as a parameter.
- */
- @Nullable
- public static EventDispatcher getEventDispatcher(
- ReactContext context, @UIManagerType int uiManagerType) {
- // TODO T67518514 Clean this up once we migrate everything over to bridgeless mode
- if (context.isBridgeless()) {
- if (context instanceof ThemedReactContext) {
- context = ((ThemedReactContext) context).getReactApplicationContext();
- }
- return ((EventDispatcherProvider) context).getEventDispatcher();
- }
- UIManager uiManager = getUIManager(context, uiManagerType, false);
- if (uiManager == null) {
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new ReactNoCrashSoftException(
- "Unable to find UIManager for UIManagerType " + uiManagerType));
- return null;
- }
- EventDispatcher eventDispatcher = (EventDispatcher) uiManager.getEventDispatcher();
- if (eventDispatcher == null) {
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new IllegalStateException(
- "Cannot get EventDispatcher for UIManagerType " + uiManagerType));
- }
- return eventDispatcher;
- }
-
- /**
- * @return The {@link ReactContext} associated to the {@link View} received as a parameter.
- * We can't rely that the method View.getContext() will return the same context that was
- * passed as a parameter during the construction of the View.
- *
For example the AppCompatEditText class wraps the context received as a parameter in the
- * constructor of the View into a TintContextWrapper object. See:
- * https://android.googlesource.com/platform/frameworks/support/+/dd55716/v7/appcompat/src/android/support/v7/widget/AppCompatEditText.java#55
- */
- public static ReactContext getReactContext(View view) {
- Context context = view.getContext();
- if (!(context instanceof ReactContext) && context instanceof ContextWrapper) {
- context = ((ContextWrapper) context).getBaseContext();
- }
- return (ReactContext) context;
- }
-
- /**
- * @return Gets the surfaceId for the {@link ThemedReactContext} associated with a View, if
- * possible, and then call getSurfaceId on it. See above (getReactContext) for additional
- * context.
- *
For RootViews, the root's rootViewTag is returned
- *
Returns -1 for non-Fabric views
- */
- public static int getSurfaceId(View view) {
- if (view instanceof ReactRoot) {
- ReactRoot rootView = (ReactRoot) view;
- return rootView.getUIManagerType() == UIManagerType.FABRIC ? rootView.getRootViewTag() : -1;
- }
-
- int reactTag = view.getId();
-
- // In non-Fabric we don't have (or use) SurfaceId
- if (getUIManagerType(reactTag) == UIManagerType.LEGACY) {
- return -1;
- }
-
- Context context = view.getContext();
- if (!(context instanceof ThemedReactContext) && context instanceof ContextWrapper) {
- context = ((ContextWrapper) context).getBaseContext();
- }
-
- int surfaceId = getSurfaceId(context);
- if (surfaceId == -1) {
- // All Fabric-managed Views (should) have a ThemedReactContext attached.
- ReactSoftExceptionLogger.logSoftException(
- TAG,
- new IllegalStateException(
- "Fabric View [" + reactTag + "] does not have SurfaceId associated with it"));
- }
- return surfaceId;
- }
-
- public static int getSurfaceId(Context context) {
- if (context instanceof ThemedReactContext) {
- return ((ThemedReactContext) context).getSurfaceId();
- }
- return -1;
- }
-
- /**
- * @return the default padding used by Android EditText's. This method returns the padding in an
- * array to avoid extra classloading during hot-path of RN Android.
- */
- public static float[] getDefaultTextInputPadding(Context context) {
- EditText editText = new EditText(context);
- float[] padding = new float[4];
- padding[PADDING_START_INDEX] = PixelUtil.toDIPFromPixel(ViewCompat.getPaddingStart(editText));
- padding[PADDING_END_INDEX] = PixelUtil.toDIPFromPixel(ViewCompat.getPaddingEnd(editText));
- padding[PADDING_TOP_INDEX] = PixelUtil.toDIPFromPixel(editText.getPaddingTop());
- padding[PADDING_BOTTOM_INDEX] = PixelUtil.toDIPFromPixel(editText.getPaddingBottom());
- return padding;
- }
-}
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.kt
new file mode 100644
index 00000000000000..5fe9fa691189b7
--- /dev/null
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerHelper.kt
@@ -0,0 +1,232 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+@file:Suppress("DEPRECATION") // CatalystInstance is deprecated
+
+package com.facebook.react.uimanager
+
+import android.content.Context
+import android.content.ContextWrapper
+import android.view.View
+import android.widget.EditText
+import androidx.core.view.ViewCompat
+import com.facebook.react.bridge.CatalystInstance
+import com.facebook.react.bridge.ReactContext
+import com.facebook.react.bridge.ReactNoCrashSoftException
+import com.facebook.react.bridge.ReactSoftExceptionLogger
+import com.facebook.react.bridge.UIManager
+import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel
+import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger
+import com.facebook.react.common.build.ReactBuildConfig
+import com.facebook.react.uimanager.common.UIManagerType
+import com.facebook.react.uimanager.common.ViewUtil.getUIManagerType
+import com.facebook.react.uimanager.events.EventDispatcher
+import com.facebook.react.uimanager.events.EventDispatcherProvider
+
+/** Helper class for [UIManager]. */
+public object UIManagerHelper {
+ private const val TAG = "UIManagerHelper"
+ public const val PADDING_START_INDEX: Int = 0
+ public const val PADDING_END_INDEX: Int = 1
+ public const val PADDING_TOP_INDEX: Int = 2
+ public const val PADDING_BOTTOM_INDEX: Int = 3
+
+ /** @return a [UIManager] that can handle the react tag received by parameter. */
+ @JvmStatic
+ public fun getUIManagerForReactTag(context: ReactContext, reactTag: Int): UIManager? =
+ getUIManager(context, getUIManagerType(reactTag))
+
+ /** @return a [UIManager] that can handle the react tag received by parameter. */
+ @JvmStatic
+ public fun getUIManager(context: ReactContext, @UIManagerType uiManagerType: Int): UIManager? =
+ getUIManager(context, uiManagerType, true)
+
+ @JvmStatic
+ private fun getUIManager(
+ context: ReactContext,
+ @UIManagerType uiManagerType: Int,
+ returnNullIfCatalystIsInactive: Boolean
+ ): UIManager? {
+ if (ReactBuildConfig.UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE || context.isBridgeless()) {
+ val uiManager = context.getFabricUIManager()
+ if (uiManager == null) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG,
+ ReactNoCrashSoftException(
+ "Cannot get UIManager because the instance hasn't been initialized yet."))
+ return null
+ }
+ return uiManager
+ }
+
+ // The following code is compiled-out when `context.isBridgeless() == true &&
+ // ReactBuildConfig.UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE == true ` because:
+ // - BridgelessReactContext.isBridgeless() is set to true statically
+ // - BridgeReactContext is compiled-out when UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE == true
+ //
+ // To detect a potential regression we add the following assertion ERROR
+ LegacyArchitectureLogger.assertLegacyArchitecture(
+ "UIManagerHelper.getUIManager(context, uiManagerType)", LegacyArchitectureLogLevel.ERROR)
+ if (!context.hasCatalystInstance()) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG,
+ ReactNoCrashSoftException(
+ "Cannot get UIManager because the context doesn't contain a CatalystInstance."))
+ return null
+ }
+ // TODO T60461551: add tests to verify emission of events when the ReactContext is being turn
+ // down.
+ if (!context.hasActiveReactInstance()) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG,
+ ReactNoCrashSoftException(
+ "Cannot get UIManager because the context doesn't contain an active" +
+ " CatalystInstance."))
+ if (returnNullIfCatalystIsInactive) {
+ return null
+ }
+ }
+ val catalystInstance: CatalystInstance = context.getCatalystInstance()
+ try {
+ return if (uiManagerType == UIManagerType.Companion.FABRIC) context.getFabricUIManager()
+ else catalystInstance.getNativeModule(UIManagerModule::class.java)
+ } catch (ex: IllegalArgumentException) {
+ // TODO T67518514 Clean this up once we migrate everything over to bridgeless mode
+ ReactSoftExceptionLogger.logSoftException(
+ TAG, ReactNoCrashSoftException("Cannot get UIManager for UIManagerType: $uiManagerType"))
+ return catalystInstance.getNativeModule(UIManagerModule::class.java)
+ }
+ }
+
+ /** @return the [EventDispatcher] that handles events for the reactTag received as a parameter. */
+ @JvmStatic
+ public fun getEventDispatcherForReactTag(context: ReactContext, reactTag: Int): EventDispatcher? {
+ val eventDispatcher = getEventDispatcher(context, getUIManagerType(reactTag))
+ if (eventDispatcher == null) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG, IllegalStateException("Cannot get EventDispatcher for reactTag $reactTag"))
+ }
+ return eventDispatcher
+ }
+
+ /**
+ * @return the [EventDispatcher] that handles events for the [UIManagerType] received as a
+ * parameter.
+ */
+ @JvmStatic
+ public fun getEventDispatcher(
+ context: ReactContext,
+ @UIManagerType uiManagerType: Int
+ ): EventDispatcher? {
+ // TODO T67518514 Clean this up once we migrate everything over to bridgeless mode
+ var context: ReactContext = context
+ if (context.isBridgeless()) {
+ if (context is ThemedReactContext) {
+ context = (context as ThemedReactContext).reactApplicationContext
+ }
+ return (context as EventDispatcherProvider).getEventDispatcher()
+ }
+ val uiManager = getUIManager(context, uiManagerType, false)
+ if (uiManager == null) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG,
+ ReactNoCrashSoftException("Unable to find UIManager for UIManagerType $uiManagerType"))
+ return null
+ }
+ val eventDispatcher = uiManager.eventDispatcher
+ // Linter shows "Condition is always 'false'."
+ // Keeping it for now as it was in the original Java code.
+ @Suppress("SENSELESS_COMPARISON")
+ if (eventDispatcher == null) {
+ ReactSoftExceptionLogger.logSoftException(
+ TAG, IllegalStateException("Cannot get EventDispatcher for UIManagerType $uiManagerType"))
+ }
+ return eventDispatcher
+ }
+
+ /**
+ * @return The [ReactContext] associated to the [View] received as a parameter.
+ *
+ * We can't rely that the method View.getContext() will return the same context that was passed as
+ * a parameter during the construction of the View.
+ *
+ * For example the AppCompatEditText class wraps the context received as a parameter in the
+ * constructor of the View into a TintContextWrapper object. See:
+ * https://android.googlesource.com/platform/frameworks/support/+/dd55716/v7/appcompat/src/android/support/v7/widget/AppCompatEditText.java#55
+ */
+ @JvmStatic
+ public fun getReactContext(view: View): ReactContext {
+ var context = view.context
+ if (context !is ReactContext && context is ContextWrapper) {
+ context = (context as ContextWrapper).getBaseContext()
+ }
+ return context as ReactContext
+ }
+
+ /**
+ * @return Gets the surfaceId for the [ThemedReactContext] associated with a View, if possible,
+ * and then call getSurfaceId on it. See above [getReactContext] for additional context.
+ *
+ * For RootViews, the root's rootViewTag is returned.
+ *
+ * Returns -1 for non-Fabric views.
+ */
+ @JvmStatic
+ public fun getSurfaceId(view: View): Int {
+ if (view is ReactRoot) {
+ val rootView = view as ReactRoot
+ return if (rootView.uiManagerType == UIManagerType.FABRIC) rootView.rootViewTag else -1
+ }
+
+ val reactTag = view.id
+
+ // In non-Fabric we don't have (or use) SurfaceId
+ if (getUIManagerType(reactTag) == UIManagerType.LEGACY) {
+ return -1
+ }
+
+ var context = view.context
+ if (context !is ThemedReactContext && context is ContextWrapper) {
+ context = (context as ContextWrapper).getBaseContext()
+ }
+
+ val surfaceId = getSurfaceId(context)
+ if (surfaceId == -1) {
+ // All Fabric-managed Views (should) have a ThemedReactContext attached.
+ ReactSoftExceptionLogger.logSoftException(
+ TAG,
+ IllegalStateException(
+ "Fabric View [$reactTag] does not have SurfaceId associated with it"))
+ }
+ return surfaceId
+ }
+
+ @JvmStatic
+ public fun getSurfaceId(context: Context?): Int =
+ if (context is ThemedReactContext) {
+ context.surfaceId
+ } else {
+ -1
+ }
+
+ /**
+ * @return the default padding used by Android EditText's. This method returns the padding in an
+ * array to avoid extra classloading during hot-path of RN Android.
+ */
+ @JvmStatic
+ public fun getDefaultTextInputPadding(context: Context?): FloatArray {
+ val editText: EditText = EditText(context)
+ val padding = FloatArray(4)
+ padding[PADDING_START_INDEX] =
+ PixelUtil.toDIPFromPixel(ViewCompat.getPaddingStart(editText).toFloat())
+ padding[PADDING_END_INDEX] =
+ PixelUtil.toDIPFromPixel(ViewCompat.getPaddingEnd(editText).toFloat())
+ padding[PADDING_TOP_INDEX] = PixelUtil.toDIPFromPixel(editText.getPaddingTop().toFloat())
+ padding[PADDING_BOTTOM_INDEX] = PixelUtil.toDIPFromPixel(editText.getPaddingBottom().toFloat())
+ return padding
+ }
+}