fix: android side get reactions of message null pointer error

flowkscai · flowkscai · commit cac0919ac325 · 2023-04-13T15:13:22.000+08:00
diff --git a/android/src/main/java/com/easemob/im_flutter_sdk/EMMessageWrapper.java b/android/src/main/java/com/easemob/im_flutter_sdk/EMMessageWrapper.java
@@ -51,8 +51,10 @@ private void reactionList(JSONObject params, String channelName, MethodChannel.R
         ArrayList<Map<String, Object>> list = new ArrayList<>();
         if (msg != null) {
             List<EMMessageReaction> reactions = msg.getMessageReaction();
-            for (int i = 0; i < reactions.size(); i++) {
-                list.add(EMMessageReactionHelper.toJson(reactions.get(i)));
+            if (reactions != null) {
+                for (int i = 0; i < reactions.size(); i++) {
+                    list.add(EMMessageReactionHelper.toJson(reactions.get(i)));
+                }
             }
         }
         onSuccess(result, channelName, list);

Original file line number	Diff line number	Diff line change
`@@ -51,8 +51,10 @@ private void reactionList(JSONObject params, String channelName, MethodChannel.R`
`51`	`51`	`ArrayList<Map<String, Object>> list = new ArrayList<>();`
`52`	`52`	`if (msg != null) {`
`53`	`53`	`List<EMMessageReaction> reactions = msg.getMessageReaction();`
`54`		`- for (int i = 0; i < reactions.size(); i++) {`
`55`		`- list.add(EMMessageReactionHelper.toJson(reactions.get(i)));`
	`54`	`+ if (reactions != null) {`
	`55`	`+ for (int i = 0; i < reactions.size(); i++) {`
	`56`	`+ list.add(EMMessageReactionHelper.toJson(reactions.get(i)));`
	`57`	`+ }`
`56`	`58`	`}`
`57`	`59`	`}`
`58`	`60`	`onSuccess(result, channelName, list);`