Replace callback for lambdas in TurboModules classes (facebook#36908)

Summary:
Pull Request resolved: facebook#36908

We can now use Java 8, this diff i'm replacing old callbacks by lambdas
changelog: [internal] internal

Reviewed By: fkgozali

Differential Revision: D44977955

fbshipit-source-id: 0ab0d1c49a013e930041936bb08bbdb86dd30236

Author: mdvacca

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

@@ -25,14 +25,11 @@ public class CompositeReactPackageTurboModuleManagerDelegate
 
   protected native HybridData initHybrid();
 
-  private final List<TurboModuleManagerDelegate> mDelegates;
-
   private CompositeReactPackageTurboModuleManagerDelegate(
       ReactApplicationContext context,
       List<ReactPackage> packages,
       List<TurboModuleManagerDelegate> delegates) {
     super(context, packages);
-    mDelegates = delegates;
     for (TurboModuleManagerDelegate delegate : delegates) {
       addTurboModuleManagerDelegate(delegate);
     }

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

@@ -103,14 +103,7 @@ private Map<String, ModuleSpec> getViewManagersMap() {
     if (mViewManagers == null) {
       Map<String, ModuleSpec> viewManagers = new HashMap<>();
       appendMap(
-          viewManagers,
-          TraceUpdateOverlayManager.REACT_CLASS,
-          new Provider<NativeModule>() {
-            @Override
-            public NativeModule get() {
-              return new TraceUpdateOverlayManager();
-            }
-          });
+          viewManagers, TraceUpdateOverlayManager.REACT_CLASS, TraceUpdateOverlayManager::new);
 
       mViewManagers = viewManagers;
     }

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

@@ -9,7 +9,6 @@
 
 import static com.facebook.systrace.Systrace.TRACE_TAG_REACT_JAVA_BRIDGE;
 
-import androidx.annotation.NonNull;
 import com.facebook.react.bridge.ModuleHolder;
 import com.facebook.react.bridge.ModuleSpec;
 import com.facebook.react.bridge.NativeModule;
@@ -36,30 +35,23 @@ public abstract class LazyReactPackage implements ReactPackage {
   @Deprecated
   public static ReactModuleInfoProvider getReactModuleInfoProviderViaReflection(
       LazyReactPackage lazyReactPackage) {
-    return new ReactModuleInfoProvider() {
-      @Override
-      public Map<String, ReactModuleInfo> getReactModuleInfos() {
-        return Collections.emptyMap();
-      }
-    };
+    return Collections::emptyMap;
   }
   /**
    * We return an iterable
    *
-   * @param reactContext
-   * @return
+   * @param reactContext context
+   * @return {@link Iterable<ModuleHolder>} that contains all native modules registered for the
+   *     context
    */
   public Iterable<ModuleHolder> getNativeModuleIterator(
       final ReactApplicationContext reactContext) {
     final Map<String, ReactModuleInfo> reactModuleInfoMap =
         getReactModuleInfoProvider().getReactModuleInfos();
     final List<ModuleSpec> nativeModules = getNativeModules(reactContext);
 
-    return new Iterable<ModuleHolder>() {
-      @NonNull
-      @Override
-      public Iterator<ModuleHolder> iterator() {
-        return new Iterator<ModuleHolder>() {
+    return () ->
+        new Iterator<ModuleHolder>() {
           int position = 0;
 
           @Override
@@ -93,8 +85,6 @@ public void remove() {
             throw new UnsupportedOperationException("Cannot remove native modules from the list");
           }
         };
-      }
-    };
   }
 
   /**

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/TurboModuleManager.java

@@ -71,49 +71,43 @@ public TurboModuleManager(
         delegate == null ? new ArrayList<String>() : delegate.getEagerInitModuleNames();
 
     mModuleProvider =
-        new ModuleProvider<TurboModule>() {
-          @Nullable
-          public TurboModule getModule(String moduleName) {
-            if (delegate == null || shouldRouteTurboModulesThroughInteropLayer()) {
-              return null;
-            }
+        moduleName -> {
+          if (delegate == null || shouldRouteTurboModulesThroughInteropLayer()) {
+            return null;
+          }
 
-            TurboModule module = delegate.getModule(moduleName);
-            if (module == null) {
-              CxxModuleWrapper legacyCxxModule = delegate.getLegacyCxxModule(moduleName);
-
-              if (legacyCxxModule != null) {
-                // TurboModuleManagerDelegate.getLegacyCxxModule() must always return TurboModules
-                Assertions.assertCondition(
-                    legacyCxxModule instanceof TurboModule,
-                    "CxxModuleWrapper \"" + moduleName + "\" is not a TurboModule");
-                module = (TurboModule) legacyCxxModule;
-              }
+          TurboModule module = delegate.getModule(moduleName);
+          if (module == null) {
+            CxxModuleWrapper legacyCxxModule = delegate.getLegacyCxxModule(moduleName);
+
+            if (legacyCxxModule != null) {
+              // TurboModuleManagerDelegate.getLegacyCxxModule() must always return TurboModules
+              Assertions.assertCondition(
+                  legacyCxxModule instanceof TurboModule,
+                  "CxxModuleWrapper \"" + moduleName + "\" is not a TurboModule");
+              module = (TurboModule) legacyCxxModule;
             }
-            return module;
           }
+          return module;
         };
 
     mLegacyModuleProvider =
-        new ModuleProvider<NativeModule>() {
-          @Nullable
-          public NativeModule getModule(String moduleName) {
-            if (delegate == null || !shouldCreateLegacyModules()) {
-              return null;
-            }
+        moduleName -> {
+          if (delegate == null || !shouldCreateLegacyModules()) {
+            return null;
+          }
 
-            NativeModule nativeModule = delegate.getLegacyModule(moduleName);
-            if (nativeModule != null) {
-              if (!shouldRouteTurboModulesThroughInteropLayer()) {
-                // TurboModuleManagerDelegate.getLegacyModule must never return a TurboModule
-                Assertions.assertCondition(
-                    !(nativeModule instanceof TurboModule),
-                    "NativeModule \"" + moduleName + "\" is a TurboModule");
-              }
-              return nativeModule;
+          NativeModule nativeModule = delegate.getLegacyModule(moduleName);
+          if (nativeModule != null) {
+            if (!shouldRouteTurboModulesThroughInteropLayer()) {
+              // TurboModuleManagerDelegate.getLegacyModule must never return a TurboModule
+              Assertions.assertCondition(
+                  !(nativeModule instanceof TurboModule),
+                  "NativeModule \"" + moduleName + "\" is a TurboModule");
             }
             return nativeModule;
           }
+          return nativeModule;
         };
   }
 
@@ -148,6 +142,7 @@ private NativeModule getLegacyJavaModule(String moduleName) {
         : null;
   }
 
+  @SuppressWarnings("unused")
   @DoNotStrip
   @Nullable
   private CxxModuleWrapper getLegacyCxxModule(String moduleName) {
@@ -158,6 +153,7 @@ private CxxModuleWrapper getLegacyCxxModule(String moduleName) {
         : null;
   }
 
+  @SuppressWarnings("unused")
   @DoNotStrip
   @Nullable
   private CxxModuleWrapper getTurboLegacyCxxModule(String moduleName) {