Add a way to selectively enable TurboModules

Summary:
Added a flag that checks if TurboModules are enabled, don't expose them to JS via the old module system.
All TurboModules needs to implement TurboModule interface.

Reviewed By: mdvacca

Differential Revision: D13648332

fbshipit-source-id: f22506fe029ac82d56075f5b6962ff2df2e7eaa4

ReactAndroid/src/main/java/com/facebook/react/module/model/ReactModuleInfo.java

@@ -17,6 +17,7 @@ public class ReactModuleInfo {
   private final boolean mHasConstants;
   private final boolean mIsCxxModule;
   private String mClassName;
+  private final boolean mIsTurboModule;
 
   public ReactModuleInfo(
     String name,
@@ -24,13 +25,15 @@ public class ReactModuleInfo {
     boolean canOverrideExistingModule,
     boolean needsEagerInit,
     boolean hasConstants,
-    boolean isCxxModule) {
+    boolean isCxxModule,
+    boolean isTurboModule) {
     mName = name;
     mClassName = className;
     mCanOverrideExistingModule = canOverrideExistingModule;
     mNeedsEagerInit = needsEagerInit;
     mHasConstants = hasConstants;
     mIsCxxModule = isCxxModule;
+    mIsTurboModule = isTurboModule;
   }
 
   public String name() {
@@ -53,4 +56,6 @@ public class ReactModuleInfo {
 
   public boolean isCxxModule() {return mIsCxxModule; }
 
+  public boolean isTurboModule() {return mIsTurboModule; }
+
 }

ReactAndroid/src/main/java/com/facebook/react/module/processing/BUCK

@@ -23,5 +23,6 @@ rn_java_library(
         react_native_dep("third-party/java/jsr-305:jsr-305"),
         react_native_target("java/com/facebook/react/module/annotations:annotations"),
         react_native_target("java/com/facebook/react/module/model:model"),
+        react_native_target("java/com/facebook/react/turbomodule/core/interfaces:interfaces"),
     ],
 )

ReactAndroid/src/main/java/com/facebook/react/module/processing/ReactModuleSpecProcessor.java

@@ -13,6 +13,7 @@ import com.facebook.react.module.annotations.ReactModule;
 import com.facebook.react.module.annotations.ReactModuleList;
 import com.facebook.react.module.model.ReactModuleInfo;
 import com.facebook.react.module.model.ReactModuleInfoProvider;
+import com.facebook.react.turbomodule.core.interfaces.TurboModule;
 import com.squareup.javapoet.ClassName;
 import com.squareup.javapoet.CodeBlock;
 import com.squareup.javapoet.JavaFile;
@@ -26,6 +27,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
 import javax.annotation.processing.AbstractProcessor;
 import javax.annotation.processing.Filer;
@@ -147,7 +149,7 @@ public class ReactModuleSpecProcessor extends AbstractProcessor {
 
   private CodeBlock getCodeBlockForReactModuleInfos(List<String> nativeModules)
     throws ReactModuleSpecException {
-    CodeBlock.Builder builder = CodeBlock.builder();
+    final CodeBlock.Builder builder = CodeBlock.builder();
     if (nativeModules == null || nativeModules.isEmpty()) {
       builder.addStatement("return $T.emptyMap()", COLLECTIONS_TYPE);
     } else {
@@ -170,6 +172,12 @@ public class ReactModuleSpecProcessor extends AbstractProcessor {
             "Did you forget to add the @ReactModule annotation to the native module?");
         }
 
+        boolean isTurboModule = isTurboModuleTypeElement(typeElement);
+        if (!isTurboModule) {
+          TypeMirror nativeModuleSpecTypeMirror = typeElement.getSuperclass();
+            isTurboModule = isTurboModuleTypeElement(mElements.getTypeElement(nativeModuleSpecTypeMirror.toString()));
+        }
+
         List<? extends Element> elements = typeElement.getEnclosedElements();
         boolean hasConstants = false;
         if (elements != null) {
@@ -189,7 +197,8 @@ public class ReactModuleSpecProcessor extends AbstractProcessor {
            .append(reactModule.canOverrideExistingModule()).append(", ")
           .append(reactModule.needsEagerInit()).append(", ")
           .append(hasConstants).append(", ")
-          .append(reactModule.isCxxModule())
+          .append(reactModule.isCxxModule()).append(", ")
+          .append(isTurboModule)
           .append(")")
           .toString();
 
@@ -200,6 +209,17 @@ public class ReactModuleSpecProcessor extends AbstractProcessor {
     return builder.build();
   }
 
+  /**
+   * A Module is a Turbo Module if it either implements TurboModule or its super class,
+   * typically NativeModuleSpec implements TurboMobile
+   */
+  private boolean isTurboModuleTypeElement(TypeElement typeElement) {
+    if (typeElement == null) {
+      return false;
+    }
+    return typeElement.getInterfaces().stream().anyMatch(el -> el.toString().equals(TurboModule.class.getName()));
+  }
+
   private static class ReactModuleSpecException extends Exception {
 
     public final String mMessage;