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Migrate ReactNativeHost from Java to Kotlin #56848

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5f6a705
Migrate NativeViewHierarchyManager from Java to Kotlin
cortinico May 14, 2026
a4fedf9
Migrate ReactNativeHost from Java to Kotlin
cortinico May 15, 2026
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8 changes: 8 additions & 0 deletions packages/react-native/ReactAndroid/api/ReactAndroid.api
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Original file line number Diff line number Diff line change
Expand Up @@ -314,6 +314,7 @@ public final class com/facebook/react/ReactInstanceManagerBuilder {
}

public abstract class com/facebook/react/ReactNativeHost {
public static final field Companion Lcom/facebook/react/ReactNativeHost$Companion;
protected fun <init> (Landroid/app/Application;)V
public fun clear ()V
protected fun createReactInstanceManager ()Lcom/facebook/react/ReactInstanceManager;
Expand All @@ -340,6 +341,9 @@ public abstract class com/facebook/react/ReactNativeHost {
public fun hasInstance ()Z
}

public final class com/facebook/react/ReactNativeHost$Companion {
}

public abstract interface class com/facebook/react/ReactPackage {
public fun createNativeModules (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/List;
public abstract fun createViewManagers (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/List;
Expand Down Expand Up @@ -3461,6 +3465,7 @@ public final class com/facebook/react/uimanager/MeasureSpecAssertions {
}

public class com/facebook/react/uimanager/NativeViewHierarchyManager {
public static final field Companion Lcom/facebook/react/uimanager/NativeViewHierarchyManager$Companion;
public fun <init> (Lcom/facebook/react/uimanager/ViewManagerRegistry;)V
public fun <init> (Lcom/facebook/react/uimanager/ViewManagerRegistry;Lcom/facebook/react/uimanager/RootViewManager;)V
public fun addRootView (ILandroid/view/View;)V
Expand Down Expand Up @@ -3490,6 +3495,9 @@ public class com/facebook/react/uimanager/NativeViewHierarchyManager {
public fun updateViewExtraData (ILjava/lang/Object;)V
}

public final class com/facebook/react/uimanager/NativeViewHierarchyManager$Companion {
}

public final class com/facebook/react/uimanager/NativeViewHierarchyOptimizer {
public fun <init> ()V
}
Expand Down
5 changes: 3 additions & 2 deletions packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactDelegate.kt
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Expand Up @@ -252,7 +252,7 @@ public open class ReactDelegate {
((ReactNativeNewArchitectureFeatureFlags.enableBridgelessArchitecture() &&
reactHost?.devSupportManager != null) ||
(reactNativeHost?.hasInstance() == true &&
reactNativeHost?.useDeveloperSupport == true))
reactNativeHost?.getUseDeveloperSupport() == true))
) {
event.startTracking()
return true
Expand All @@ -273,7 +273,8 @@ public open class ReactDelegate {
}
} else {
if (
reactNativeHost?.hasInstance() == true && reactNativeHost?.useDeveloperSupport == true
reactNativeHost?.hasInstance() == true &&
reactNativeHost?.getUseDeveloperSupport() == true
) {
reactNativeHost?.reactInstanceManager?.showDevOptionsDialog()
return true
Expand Down
251 changes: 0 additions & 251 deletions packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactNativeHost.java
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