Add Object props support for Java

Summary: This diff adds Java handling for object props

Reviewed By: TheSavior

Differential Revision: D16759139

fbshipit-source-id: e47956dc43cd1eb4abd58636bf111dde8d7244cc

packages/react-native-codegen/src/generators/components/GeneratePropsJavaDelegate.js

@@ -90,7 +90,7 @@ function getJavaValueForProp(
       return '(ReadableArray) value';
     }
     case 'ObjectTypeAnnotation': {
-      throw new Error('Object type is not implemented');
+      return '(ReadableMap) value';
     }
     case 'StringEnumTypeAnnotation':
       return '(String) value';

packages/react-native-codegen/src/generators/components/GeneratePropsJavaInterface.js

@@ -69,7 +69,8 @@ function getJavaValueForProp(prop: PropTypeShape, imports): string {
       return '@Nullable ReadableArray value';
     }
     case 'ObjectTypeAnnotation': {
-      throw new Error('Object type is not implemented');
+      addNullable(imports);
+      return '@Nullable ReadableMap value';
     }
     case 'StringEnumTypeAnnotation':
       addNullable(imports);

packages/react-native-codegen/src/generators/components/JavaHelpers.js

@@ -77,6 +77,10 @@ function getImports(component: ComponentShape): Set<string> {
     if (typeAnnotation.type === 'ArrayTypeAnnotation') {
       imports.add('import com.facebook.react.bridge.ReadableArray;');
     }
+
+    if (typeAnnotation.type === 'ObjectTypeAnnotation') {
+      imports.add('import com.facebook.react.bridge.ReadableMap;');
+    }
   });
 
   return imports;

packages/react-native-codegen/src/generators/components/__tests__/GeneratePropsJavaDelegate-test.js

@@ -17,7 +17,6 @@ const generator = require('../GeneratePropsJavaDelegate.js');
 describe('GeneratePropsJavaDelegate', () => {
   Object.keys(fixtures)
     .sort()
-    .filter(fixtureName => fixtureName !== 'OBJECT_PROPS')
     .forEach(fixtureName => {
       const fixture = fixtures[fixtureName];
 

packages/react-native-codegen/src/generators/components/__tests__/GeneratePropsJavaInterface-test.js

@@ -17,7 +17,6 @@ const generator = require('../GeneratePropsJavaInterface.js');
 describe('GeneratePropsJavaInterface', () => {
   Object.keys(fixtures)
     .sort()
-    .filter(fixtureName => fixtureName !== 'OBJECT_PROPS')
     .forEach(fixtureName => {
       const fixture = fixtures[fixtureName];
 

packages/react-native-codegen/src/generators/components/__tests__/__snapshots__/GeneratePropsJavaDelegate-test.js.snap

@@ -503,6 +503,37 @@ public class NoPropsNoEventsComponentManagerDelegate<T extends View, U extends B
 }
 `;
 
+exports[`GeneratePropsJavaDelegate can generate fixture OBJECT_PROPS 1`] = `
+Map {
+  "ObjectPropsManagerDelegate.java" => "
+package com.facebook.react.viewmanagers;
+
+import android.view.View;
+import androidx.annotation.Nullable;
+import com.facebook.react.bridge.ReadableMap;
+import com.facebook.react.uimanager.BaseViewManager;
+import com.facebook.react.uimanager.BaseViewManagerDelegate;
+import com.facebook.react.uimanager.LayoutShadowNode;
+
+public class ObjectPropsManagerDelegate<T extends View, U extends BaseViewManager<T, ? extends LayoutShadowNode> & ObjectPropsManagerInterface<T>> extends BaseViewManagerDelegate<T, U> {
+  public ObjectPropsManagerDelegate(U viewManager) {
+    super(viewManager);
+  }
+  @Override
+  public void setProperty(T view, String propName, @Nullable Object value) {
+    switch (propName) {
+      case \\"objectProp\\":
+        mViewManager.setObjectProp(view, (ReadableMap) value);
+        break;
+      default:
+        super.setProperty(view, propName, value);
+    }
+  }
+}
+",
+}
+`;
+
 exports[`GeneratePropsJavaDelegate can generate fixture POINT_PROP 1`] = `
 Map {
   "PointPropNativeComponentManagerDelegate.java" => "

packages/react-native-codegen/src/generators/components/__tests__/__snapshots__/GeneratePropsJavaInterface-test.js.snap

@@ -241,6 +241,22 @@ public interface NoPropsNoEventsComponentManagerInterface<T extends View> {
 }
 `;
 
+exports[`GeneratePropsJavaInterface can generate fixture OBJECT_PROPS 1`] = `
+Map {
+  "ObjectPropsManagerInterface.java" => "
+package com.facebook.react.viewmanagers;
+
+import android.view.View;
+import androidx.annotation.Nullable;
+import com.facebook.react.bridge.ReadableMap;
+
+public interface ObjectPropsManagerInterface<T extends View> {
+  void setObjectProp(T view, @Nullable ReadableMap value);
+}
+",
+}
+`;
+
 exports[`GeneratePropsJavaInterface can generate fixture POINT_PROP 1`] = `
 Map {
   "PointPropNativeComponentManagerInterface.java" => "