update

android/build.gradle

@@ -41,5 +41,5 @@ android {
     }
 }
 dependencies {
-    implementation 'io.openim:core-sdk:2.0.9.28@aar'
+    implementation 'io.openim:core-sdk:2.1.0.1@aar'
 }

android/src/main/java/io/openim/flutter_openim_sdk/manager/BaseManager.java

@@ -18,7 +18,10 @@ class BaseManager {
     }
 
     static Long int2long(MethodCall methodCall, String key) {
-        Integer i = value(methodCall, key);
-        return Long.valueOf(i);
+        Object i = value(methodCall, key);
+        if (i instanceof Long) {
+            return (Long) i;
+        }
+        return Long.valueOf((Integer) i);
     }
 }

android/src/main/java/io/openim/flutter_openim_sdk/manager/GroupManager.java

@@ -199,4 +199,16 @@ public class GroupManager extends BaseManager {
                 int2long(methodCall, "roleLevel")
         );
     }
+
+    public void getGroupMemberListByJoinTimeFilter(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.getGroupMemberListByJoinTimeFilter(new OnBaseListener(result, methodCall),
+                value(methodCall, "operationID"),
+                value(methodCall, "groupID"),
+                value(methodCall, "offset"),
+                value(methodCall, "count"),
+                int2long(methodCall, "joinTimeBegin"),
+                int2long(methodCall, "joinTimeEnd"),
+                jsonValue(methodCall, "excludeUserIDList")
+        );
+    }
 }