From b94e83074fe5a6eb7220fef8a1a5064df68f7894 Mon Sep 17 00:00:00 2001
From: YorkShen <shenyuancs@gmail.com>
Date: Thu, 12 Sep 2019 16:33:14 +0800
Subject: [PATCH] [Android] Fix ClassCastException in
 WXComponent.updateProperties() (#2897)

```
java.lang.ClassCastException: java.lang.Object[] cannot be cast to java.lang.String
	at com.taobao.weex.ui.component.WXComponent.updateProperties(WXComponent.java:710)
	at com.taobao.weex.ui.component.WXComponent.updateAttrs(WXComponent.java:274)
	at com.taobao.weex.ui.component.WXComponent.bindData(WXComponent.java:663)
	at CustomComponent.bindData(InteractiveVideoComponentV2.java:638)
	at com.taobao.weex.ui.component.WXVContainer.bindData(WXVContainer.java:166)
```
---
 .../java/com/taobao/weex/common/WXErrorCode.java   |  1 +
 .../com/taobao/weex/ui/component/WXComponent.java  | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/android/sdk/src/main/java/com/taobao/weex/common/WXErrorCode.java b/android/sdk/src/main/java/com/taobao/weex/common/WXErrorCode.java
index b4fb844069..80ef3712fb 100644
--- a/android/sdk/src/main/java/com/taobao/weex/common/WXErrorCode.java
+++ b/android/sdk/src/main/java/com/taobao/weex/common/WXErrorCode.java
@@ -219,6 +219,7 @@ public enum WXErrorCode {
   WX_RENDER_ERR_NULL_KEY("-9603", "WX_RENDER_ERR_NULL_KEY", ErrorType.NATIVE_ERROR, ErrorGroup.NATIVE),
   WX_RENDER_ERR_NATIVE_RUNTIME("-9604", "WX_RENDER_ERR for js error", ErrorType.RENDER_ERROR, ErrorGroup.NATIVE),
   WX_RENDER_ERR_COMPONENT_NOT_REGISTER("-9605", "WX_RENDER_ERR_COMPONENT_NOT_REGISTER", ErrorType.NATIVE_ERROR, ErrorGroup.NATIVE),
+  WX_RENDER_ERR_COMPONENT_ATTR_KEY("-9606", "The key passed to Component.updateAttr() is not string", ErrorType.NATIVE_ERROR, ErrorGroup.JS),
   WX_RENDER_ERR_BRIDGE_ARG_NULL("-9610", "WX_RENDER_ERR_BRIDGE_ARG_NULL", ErrorType.NATIVE_ERROR, ErrorGroup.NATIVE),
   WX_RENDER_ERR_CONTAINER_TYPE("-9611", "WX_RENDER_ERR_CONTAINER_TYPE", ErrorType.JS_ERROR,ErrorGroup.JS),
   WX_RENDER_ERR_TRANSITION("-9616", "WX_RENDER_ERR_TRANSITION", ErrorType.JS_ERROR, ErrorGroup.JS),
diff --git a/android/sdk/src/main/java/com/taobao/weex/ui/component/WXComponent.java b/android/sdk/src/main/java/com/taobao/weex/ui/component/WXComponent.java
index e7be2ff6d4..6c2f5e5208 100644
--- a/android/sdk/src/main/java/com/taobao/weex/ui/component/WXComponent.java
+++ b/android/sdk/src/main/java/com/taobao/weex/ui/component/WXComponent.java
@@ -707,7 +707,19 @@ public void updateProperties(Map<String, Object> props) {
     }
 
     for (Map.Entry<String, Object> entry : props.entrySet()) {
-      String key = entry.getKey();
+      Object key_obj = entry.getKey();
+      String key = WXUtils.getString(key_obj, null);
+      if (!(key_obj instanceof String)) {
+        Map<String, String> map = new HashMap<>();
+        map.put("componentType", getComponentType());
+        map.put("actual key", key == null ? "" : key);
+        WXExceptionUtils.commitCriticalExceptionRT(getInstanceId(),
+            WXErrorCode.WX_RENDER_ERR_COMPONENT_ATTR_KEY,
+            "WXComponent.updateProperties",
+            WXErrorCode.WX_RENDER_ERR_COMPONENT_ATTR_KEY.getErrorMsg(),
+            map);
+      }
+
       Object param = entry.getValue();
       String value = WXUtils.getString(param, null);