ReactHostInterface & ReactHost refactoring (#38826)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/38826

`ReactHostInterface` -> `ReactHost`
`ReactHost` -> `ReactHostImpl`

changelog: [internal] internal

allow-large-files

Reviewed By: cortinico

Differential Revision: D48054716

fbshipit-source-id: b926877a0119f906ff794a496df4e30351b71423

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactActivityDelegate.java

@@ -19,7 +19,7 @@ import androidx.annotation.Nullable;
 import com.facebook.infer.annotation.Assertions;
 import com.facebook.react.bridge.Callback;
 import com.facebook.react.config.ReactFeatureFlags;
-import com.facebook.react.interfaces.ReactHostInterface;
+import com.facebook.react.interfaces.ReactHost;
 import com.facebook.react.modules.core.PermissionListener;
 
 /**
@@ -87,7 +87,7 @@ public class ReactActivityDelegate {
     return ((ReactApplication) getPlainActivity().getApplication()).getReactNativeHost();
   }
 
-  public ReactHostInterface getReactHost() {
+  public ReactHost getReactHost() {
     return ((ReactApplication) getPlainActivity().getApplication()).getReactHostInterface();
   }
 

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactApplication.kt

@@ -8,7 +8,7 @@
 package com.facebook.react
 
 import com.facebook.react.common.annotations.UnstableReactNativeAPI
-import com.facebook.react.interfaces.ReactHostInterface
+import com.facebook.react.interfaces.ReactHost
 
 @OptIn(UnstableReactNativeAPI::class)
 /** Interface that represents an instance of a React Native application */
@@ -20,6 +20,6 @@ interface ReactApplication {
    * Get the default [ReactHostInterface] for this app. This method will be used by the new
    * architecture of react native
    */
-  val reactHostInterface: ReactHostInterface?
+  val reactHostInterface: ReactHost?
     get() = null
 }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactDelegate.java

@@ -16,7 +16,7 @@ import androidx.annotation.Nullable;
 import com.facebook.infer.annotation.Assertions;
 import com.facebook.react.config.ReactFeatureFlags;
 import com.facebook.react.devsupport.DoubleTapReloadRecognizer;
-import com.facebook.react.interfaces.ReactHostInterface;
+import com.facebook.react.interfaces.ReactHost;
 import com.facebook.react.interfaces.fabric.ReactSurface;
 import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler;
 
@@ -36,7 +36,9 @@ public class ReactDelegate {
   @Nullable private DoubleTapReloadRecognizer mDoubleTapReloadRecognizer;
 
   @Nullable private ReactNativeHost mReactNativeHost;
-  @Nullable private ReactHostInterface mReactHost;
+
+  @Nullable private ReactHost mReactHost;
+
   @Nullable private ReactSurface mReactSurface;
 
   private boolean mFabricEnabled = false;
@@ -55,7 +57,7 @@ public class ReactDelegate {
 
   public ReactDelegate(
       Activity activity,
-      ReactHostInterface reactHost,
+      ReactHost reactHost,
       @Nullable String appKey,
       @Nullable Bundle launchOptions) {
     mActivity = activity;

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/bridgeless/BridgelessDevSupportManager.java

@@ -32,10 +32,10 @@ import javax.annotation.Nullable;
 @Nullsafe(Nullsafe.Mode.LOCAL)
 class BridgelessDevSupportManager extends DevSupportManagerBase {
 
-  private final ReactHost mReactHost;
+  private final ReactHostImpl mReactHost;
 
   public BridgelessDevSupportManager(
-      ReactHost host, Context context, @Nullable String packagerPathForJSBundleName) {
+      ReactHostImpl host, Context context, @Nullable String packagerPathForJSBundleName) {
     super(
         context.getApplicationContext(),
         createInstanceDevHelper(host),
@@ -96,7 +96,7 @@ class BridgelessDevSupportManager extends DevSupportManagerBase {
     mReactHost.reload("BridgelessDevSupportManager.handleReloadJS()");
   }
 
-  private static ReactInstanceDevHelper createInstanceDevHelper(final ReactHost reactHost) {
+  private static ReactInstanceDevHelper createInstanceDevHelper(final ReactHostImpl reactHost) {
     return new ReactInstanceDevHelper() {
       @Override
       public void onReloadWithJSDebugger(JavaJSExecutor.Factory proxyExecutorFactory) {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/bridgeless/BridgelessReactContext.java

@@ -42,11 +42,11 @@ import javax.annotation.Nullable;
 @Nullsafe(Nullsafe.Mode.LOCAL)
 class BridgelessReactContext extends ReactApplicationContext implements EventDispatcherProvider {
 
-  private final ReactHost mReactHost;
+  private final ReactHostImpl mReactHost;
   private final AtomicReference<String> mSourceURL = new AtomicReference<>();
   private final String TAG = this.getClass().getSimpleName();
 
-  BridgelessReactContext(Context context, ReactHost host) {
+  BridgelessReactContext(Context context, ReactHostImpl host) {
     super(context);
     mReactHost = host;
   }
@@ -104,11 +104,11 @@ class BridgelessReactContext extends ReactApplicationContext implements EventDis
   }
 
   private static class BridgelessJSModuleInvocationHandler implements InvocationHandler {
-    private final ReactHost mReactHost;
+    private final ReactHostImpl mReactHost;
     private final Class<? extends JavaScriptModule> mJSModuleInterface;
 
     public BridgelessJSModuleInvocationHandler(
-        ReactHost reactHost, Class<? extends JavaScriptModule> jsModuleInterface) {
+        ReactHostImpl reactHost, Class<? extends JavaScriptModule> jsModuleInterface) {
       mReactHost = reactHost;
       mJSModuleInterface = jsModuleInterface;
     }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/bridgeless/ReactHostImpl.java

@@ -50,7 +50,7 @@ import com.facebook.react.devsupport.DisabledDevSupportManager;
 import com.facebook.react.devsupport.interfaces.DevSupportManager;
 import com.facebook.react.fabric.ComponentFactory;
 import com.facebook.react.fabric.FabricUIManager;
-import com.facebook.react.interfaces.ReactHostInterface;
+import com.facebook.react.interfaces.ReactHost;
 import com.facebook.react.interfaces.TaskInterface;
 import com.facebook.react.interfaces.exceptionmanager.ReactJsExceptionHandler;
 import com.facebook.react.interfaces.fabric.ReactSurface;
@@ -83,7 +83,7 @@ import java.util.concurrent.atomic.AtomicReference;
  */
 @ThreadSafe
 @Nullsafe(Nullsafe.Mode.LOCAL)
-public class ReactHost implements ReactHostInterface {
+public class ReactHostImpl implements ReactHost {
 
   // TODO T61403233 Make this configurable by product code
   private static final boolean DEV = ReactBuildConfig.DEBUG;
@@ -125,7 +125,7 @@ public class ReactHost implements ReactHostInterface {
   private MemoryPressureListener mMemoryPressureListener;
   private @Nullable DefaultHardwareBackBtnHandler mDefaultHardwareBackBtnHandler;
 
-  public ReactHost(
+  public ReactHostImpl(
       Context context,
       ReactHostDelegate delegate,
       ComponentFactory componentFactory,
@@ -143,7 +143,7 @@ public class ReactHost implements ReactHostInterface {
         useDevSupport);
   }
 
-  public ReactHost(
+  public ReactHostImpl(
       Context context,
       ReactHostDelegate delegate,
       ComponentFactory componentFactory,
@@ -158,7 +158,7 @@ public class ReactHost implements ReactHostInterface {
     mBGExecutor = bgExecutor;
     mUIExecutor = uiExecutor;
     mReactJsExceptionHandler = reactJsExceptionHandler;
-    mQueueThreadExceptionHandler = ReactHost.this::handleHostException;
+    mQueueThreadExceptionHandler = ReactHostImpl.this::handleHostException;
     mMemoryPressureRouter = new MemoryPressureRouter(context);
     mMemoryPressureListener =
         level ->
@@ -169,7 +169,7 @@ public class ReactHost implements ReactHostInterface {
     if (DEV) {
       mDevSupportManager =
           new BridgelessDevSupportManager(
-              ReactHost.this, mContext, mReactHostDelegate.getJsMainModulePath());
+              ReactHostImpl.this, mContext, mReactHostDelegate.getJsMainModulePath());
     } else {
       mDevSupportManager = new DisabledDevSupportManager();
     }
@@ -799,7 +799,7 @@ public class ReactHost implements ReactHostInterface {
     return mBridgelessReactContextRef.getOrCreate(
         () -> {
           log(method, "Creating BridgelessReactContext");
-          return new BridgelessReactContext(mContext, ReactHost.this);
+          return new BridgelessReactContext(mContext, ReactHostImpl.this);
         });
   }
 

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/bridgeless/ReactSurfaceImpl.java

@@ -38,7 +38,7 @@ public class ReactSurfaceImpl implements ReactSurface {
 
   private final AtomicReference<ReactSurfaceView> mSurfaceView = new AtomicReference<>(null);
 
-  private final AtomicReference<ReactHost> mReactHost = new AtomicReference<>(null);
+  private final AtomicReference<ReactHostImpl> mReactHost = new AtomicReference<>(null);
 
   private final SurfaceHandler mSurfaceHandler;
 
@@ -93,7 +93,7 @@ public class ReactSurfaceImpl implements ReactSurface {
    *
    * @param host The ReactHost to attach.
    */
-  public void attach(ReactHost host) {
+  public void attach(ReactHostImpl host) {
     if (!mReactHost.compareAndSet(null, host)) {
       throw new IllegalStateException("This surface is already attached to a host!");
     }
@@ -118,7 +118,7 @@ public class ReactSurfaceImpl implements ReactSurface {
   }
 
   @VisibleForTesting
-  ReactHost getReactHost() {
+  ReactHostImpl getReactHost() {
     // NULLSAFE_FIXME[Return Not Nullable]
     return mReactHost.get();
   }
@@ -140,7 +140,7 @@ public class ReactSurfaceImpl implements ReactSurface {
 
   @Override
   public TaskInterface<Void> prerender() {
-    ReactHost host = mReactHost.get();
+    ReactHostImpl host = mReactHost.get();
     if (host == null) {
       return Task.forError(
           new IllegalStateException(
@@ -157,7 +157,7 @@ public class ReactSurfaceImpl implements ReactSurface {
               "Trying to call ReactSurface.start(), but view is not created."));
     }
 
-    ReactHost host = mReactHost.get();
+    ReactHostImpl host = mReactHost.get();
     if (host == null) {
       return Task.forError(
           new IllegalStateException(
@@ -168,7 +168,7 @@ public class ReactSurfaceImpl implements ReactSurface {
 
   @Override
   public TaskInterface<Void> stop() {
-    ReactHost host = mReactHost.get();
+    ReactHostImpl host = mReactHost.get();
     if (host == null) {
       return Task.forError(
           new IllegalStateException(
@@ -214,7 +214,7 @@ public class ReactSurfaceImpl implements ReactSurface {
 
   /* package */ @Nullable
   EventDispatcher getEventDispatcher() {
-    ReactHost host = mReactHost.get();
+    ReactHostImpl host = mReactHost.get();
     if (host == null) {
       return null;
     }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/bridgeless/ReactSurfaceView.java

@@ -169,7 +169,7 @@ public class ReactSurfaceView extends ReactRootView {
 
   @Override
   public void handleException(Throwable t) {
-    ReactHost reactHost = mSurface.getReactHost();
+    ReactHostImpl reactHost = mSurface.getReactHost();
     if (reactHost != null) {
       String errorMessage = Objects.toString(t.getMessage(), "");
       Exception e = new IllegalViewOperationException(errorMessage, this, t);

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/ReactInstanceDevHelper.java

@@ -15,8 +15,8 @@ import com.facebook.react.bridge.JavaScriptExecutorFactory;
 
 /**
  * Interface used by {@link DevSupportManager} for accessing some fields and methods of {@link
- * ReactInstanceManager} or {@link ReactHost} for the purpose of displaying and handling developer
- * menu options.
+ * ReactInstanceManager} or {@link ReactHostImpl} for the purpose of displaying and handling
+ * developer menu options.
  */
 public interface ReactInstanceDevHelper {
 

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/interfaces/ReactHost.kt

@@ -26,7 +26,7 @@ import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler
  * The implementation of this interface should be Thread Safe
  */
 @UnstableReactNativeAPI
-interface ReactHostInterface {
+interface ReactHost {
 
   /** The current [LifecycleState] for React Host */
   val lifecycleState: LifecycleState

packages/react-native/ReactAndroid/src/test/java/com/facebook/react/bridgeless/BridgelessReactContextTest.java

@@ -27,13 +27,13 @@ import org.robolectric.RobolectricTestRunner;
 public class BridgelessReactContextTest {
 
   private Context mContext;
-  private ReactHost mReactHost;
+  private ReactHostImpl mReactHost;
   private BridgelessReactContext mBridgelessReactContext;
 
   @Before
   public void setUp() {
     mContext = Robolectric.buildActivity(Activity.class).create().get();
-    mReactHost = Mockito.mock(ReactHost.class);
+    mReactHost = Mockito.mock(ReactHostImpl.class);
     mBridgelessReactContext = new BridgelessReactContext(mContext, mReactHost);
   }
 

packages/react-native/ReactAndroid/src/test/java/com/facebook/react/bridgeless/ReactHostTest.java

@@ -48,7 +48,7 @@ import org.robolectric.android.controller.ActivityController;
 import org.robolectric.annotation.Config;
 import org.robolectric.annotation.LooperMode;
 
-/** Tests {@linkcom.facebook.react.bridgeless.ReactHost} */
+/** Tests {@linkcom.facebook.react.bridgeless.ReactHostImpl} */
 @Ignore("Ignore for now as these tests fail in OSS only")
 @SuppressStaticInitializationFor("com.facebook.react.fabric.ComponentFactory")
 @RunWith(RobolectricTestRunner.class)
@@ -61,7 +61,7 @@ import org.robolectric.annotation.LooperMode;
 })
 @Config(shadows = ShadowSoLoader.class)
 @LooperMode(LooperMode.Mode.PAUSED)
-@PrepareForTest({ReactHost.class, ComponentFactory.class})
+@PrepareForTest({ReactHostImpl.class, ComponentFactory.class})
 public class ReactHostTest {
 
   private ReactHostDelegate mReactHostDelegate;
@@ -69,7 +69,7 @@ public class ReactHostTest {
   private MemoryPressureRouter mMemoryPressureRouter;
   private BridgelessDevSupportManager mDevSupportManager;
   private JSBundleLoader mJSBundleLoader;
-  private ReactHost mReactHost;
+  private ReactHostImpl mReactHost;
   private ActivityController<Activity> mActivityController;
   private ComponentFactory mComponentFactory;
   private BridgelessReactContext mBridgelessReactContext;
@@ -98,7 +98,7 @@ public class ReactHostTest {
     doReturn(mJSBundleLoader).when(mReactHostDelegate).getJsBundleLoader();
 
     mReactHost =
-        new ReactHost(
+        new ReactHostImpl(
             mActivityController.get().getApplication(),
             mReactHostDelegate,
             mComponentFactory,

packages/react-native/ReactAndroid/src/test/java/com/facebook/react/bridgeless/ReactSurfaceTest.java

@@ -38,7 +38,7 @@ public class ReactSurfaceTest {
   @Mock ReactHostDelegate mReactHostDelegate;
   @Mock EventDispatcher mEventDispatcher;
 
-  private ReactHost mReactHost;
+  private ReactHostImpl mReactHost;
   private Context mContext;
   private ReactSurfaceImpl mReactSurface;
   private TestSurfaceHandler mSurfaceHandler;
@@ -49,7 +49,7 @@ public class ReactSurfaceTest {
 
     mContext = Robolectric.buildActivity(Activity.class).create().get();
 
-    mReactHost = spy(new ReactHost(mContext, mReactHostDelegate, null, false, null, false));
+    mReactHost = spy(new ReactHostImpl(mContext, mReactHostDelegate, null, false, null, false));
     doAnswer(mockedStartSurface()).when(mReactHost).startSurface(any(ReactSurfaceImpl.class));
     doAnswer(mockedStartSurface()).when(mReactHost).prerenderSurface(any(ReactSurfaceImpl.class));
     doAnswer(mockedStopSurface()).when(mReactHost).stopSurface(any(ReactSurfaceImpl.class));

packages/rn-tester/android/app/src/main/java/com/facebook/react/uiapp/RNTesterApplication.java

@@ -17,7 +17,7 @@ import com.facebook.react.ReactPackage;
 import com.facebook.react.TurboReactPackage;
 import com.facebook.react.bridge.NativeModule;
 import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridgeless.ReactHost;
+import com.facebook.react.bridgeless.ReactHostImpl;
 import com.facebook.react.common.annotations.UnstableReactNativeAPI;
 import com.facebook.react.common.assets.ReactFontManager;
 import com.facebook.react.common.mapbuffer.ReadableMapBuffer;
@@ -27,7 +27,7 @@ import com.facebook.react.defaults.DefaultNewArchitectureEntryPoint;
 import com.facebook.react.defaults.DefaultReactNativeHost;
 import com.facebook.react.fabric.ComponentFactory;
 import com.facebook.react.flipper.ReactNativeFlipper;
-import com.facebook.react.interfaces.ReactHostInterface;
+import com.facebook.react.interfaces.ReactHost;
 import com.facebook.react.interfaces.exceptionmanager.ReactJsExceptionHandler;
 import com.facebook.react.module.model.ReactModuleInfo;
 import com.facebook.react.module.model.ReactModuleInfoProvider;
@@ -45,7 +45,7 @@ import java.util.Map;
 
 public class RNTesterApplication extends Application implements ReactApplication {
 
-  private ReactHost mReactHost;
+  private ReactHostImpl mReactHost;
 
   private final ReactNativeHost mReactNativeHost =
       new DefaultReactNativeHost(this) {
@@ -163,7 +163,7 @@ public class RNTesterApplication extends Application implements ReactApplication
 
   @Override
   @UnstableReactNativeAPI
-  public ReactHostInterface getReactHostInterface() {
+  public ReactHost getReactHostInterface() {
     if (mReactHost == null) {
       // Create an instance of ReactHost to manager the instance of ReactInstance,
       // which is similar to how we use ReactNativeHost to manager instance of ReactInstanceManager
@@ -175,7 +175,7 @@ public class RNTesterApplication extends Application implements ReactApplication
       ComponentFactory componentFactory = new ComponentFactory();
       DefaultComponentsRegistry.register(componentFactory);
       mReactHost =
-          new ReactHost(
+          new ReactHostImpl(
               this.getApplicationContext(),
               reactHostDelegate,
               componentFactory,

packages/rn-tester/android/app/src/main/java/com/facebook/react/uiapp/RNTesterReactHostDelegate.java

@@ -21,8 +21,8 @@ import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridgeless.BindingsInstaller;
 import com.facebook.react.bridgeless.JSCInstance;
 import com.facebook.react.bridgeless.JSEngineInstance;
-import com.facebook.react.bridgeless.ReactHost;
 import com.facebook.react.bridgeless.ReactHostDelegate;
+import com.facebook.react.bridgeless.ReactHostImpl;
 import com.facebook.react.bridgeless.hermes.HermesInstance;
 import com.facebook.react.common.annotations.UnstableReactNativeAPI;
 import com.facebook.react.config.ReactFeatureFlags;
@@ -45,14 +45,14 @@ import java.util.Map;
 @UnstableReactNativeAPI
 public class RNTesterReactHostDelegate implements ReactHostDelegate {
   private final Context mContext;
-  private @Nullable ReactHost mReactHost;
+  private @Nullable ReactHostImpl mReactHost;
   private @Nullable List<ReactPackage> mReactPackages;
 
   RNTesterReactHostDelegate(Context context) {
     this.mContext = context;
   }
 
-  public void setReactHost(ReactHost reactHost) {
+  public void setReactHost(ReactHostImpl reactHost) {
     mReactHost = reactHost;
   }