ve[RN][Android] Convert StyleAnimatedNode.java->.kt (#45761)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/45761

# Changelog:
[Internal] -

As in the title.

Reviewed By: cortinico

Differential Revision: D60342089

fbshipit-source-id: b780506c925e62d0b861a0c5d50794f617ab51f9

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

@@ -1,70 +0,0 @@
-/*
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- */
-
-package com.facebook.react.animated;
-
-import androidx.annotation.Nullable;
-import com.facebook.react.bridge.JavaOnlyMap;
-import com.facebook.react.bridge.ReadableMap;
-import com.facebook.react.bridge.ReadableMapKeySetIterator;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Native counterpart of style animated node (see AnimatedStyle class in AnimatedImplementation.js)
- */
-/*package*/ class StyleAnimatedNode extends AnimatedNode {
-
-  private final NativeAnimatedNodesManager mNativeAnimatedNodesManager;
-  private final Map<String, Integer> mPropMapping;
-
-  StyleAnimatedNode(ReadableMap config, NativeAnimatedNodesManager nativeAnimatedNodesManager) {
-    ReadableMap style = config.getMap("style");
-    ReadableMapKeySetIterator iter = style.keySetIterator();
-    mPropMapping = new HashMap<>();
-    while (iter.hasNextKey()) {
-      String propKey = iter.nextKey();
-      int nodeIndex = style.getInt(propKey);
-      mPropMapping.put(propKey, nodeIndex);
-    }
-    mNativeAnimatedNodesManager = nativeAnimatedNodesManager;
-  }
-
-  public void collectViewUpdates(JavaOnlyMap propsMap) {
-    for (Map.Entry<String, Integer> entry : mPropMapping.entrySet()) {
-      @Nullable AnimatedNode node = mNativeAnimatedNodesManager.getNodeById(entry.getValue());
-      if (node == null) {
-        throw new IllegalArgumentException("Mapped style node does not exist");
-      } else if (node instanceof TransformAnimatedNode) {
-        ((TransformAnimatedNode) node).collectViewUpdates(propsMap);
-      } else if (node instanceof ValueAnimatedNode) {
-        Object animatedObject = ((ValueAnimatedNode) node).getAnimatedObject();
-        if (animatedObject instanceof Integer) {
-          propsMap.putInt(entry.getKey(), (Integer) animatedObject);
-        } else if (animatedObject instanceof String) {
-          propsMap.putString(entry.getKey(), (String) animatedObject);
-        } else {
-          propsMap.putDouble(entry.getKey(), ((ValueAnimatedNode) node).getValue());
-        }
-      } else if (node instanceof ColorAnimatedNode) {
-        propsMap.putInt(entry.getKey(), ((ColorAnimatedNode) node).getColor());
-      } else if (node instanceof ObjectAnimatedNode) {
-        ((ObjectAnimatedNode) node).collectViewUpdates(entry.getKey(), propsMap);
-      } else {
-        throw new IllegalArgumentException(
-            "Unsupported type of node used in property node " + node.getClass());
-      }
-    }
-  }
-
-  public String prettyPrint() {
-    return "StyleAnimatedNode["
-        + tag
-        + "] mPropMapping: "
-        + (mPropMapping != null ? mPropMapping.toString() : "null");
-  }
-}

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

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.animated
+
+import com.facebook.react.bridge.JavaOnlyMap
+import com.facebook.react.bridge.ReadableMap
+
+/**
+ * Native counterpart of style animated node (see AnimatedStyle class in AnimatedImplementation.js)
+ */
+internal class StyleAnimatedNode(
+    config: ReadableMap,
+    private val nativeAnimatedNodesManager: NativeAnimatedNodesManager
+) : AnimatedNode() {
+  private val propMapping: Map<String, Int>
+
+  init {
+    val style = config.getMap("style")
+    val iter = style?.keySetIterator()
+    propMapping =
+        buildMap() {
+          while (iter != null && iter.hasNextKey()) {
+            val propKey = iter.nextKey()
+            put(propKey, style.getInt(propKey))
+          }
+        }
+  }
+
+  public fun collectViewUpdates(propsMap: JavaOnlyMap) {
+    for ((key, value) in propMapping) {
+      val node = nativeAnimatedNodesManager.getNodeById(value)
+      requireNotNull(node) { "Mapped style node does not exist" }
+      if (node is TransformAnimatedNode) {
+        node.collectViewUpdates(propsMap)
+      } else if (node is ValueAnimatedNode) {
+        val animatedObject = node.getAnimatedObject()
+        if (animatedObject is Int) {
+          propsMap.putInt(key, animatedObject)
+        } else if (animatedObject is String) {
+          propsMap.putString(key, animatedObject)
+        } else {
+          propsMap.putDouble(key, node.getValue())
+        }
+      } else if (node is ColorAnimatedNode) {
+        propsMap.putInt(key, node.color)
+      } else if (node is ObjectAnimatedNode) {
+        node.collectViewUpdates(key, propsMap)
+      } else {
+        throw IllegalArgumentException(
+            "Unsupported type of node used in property node ${node.javaClass}")
+      }
+    }
+  }
+
+  override fun prettyPrint(): String = "StyleAnimatedNode[$tag] mPropMapping: $propMapping"
+}