in src/main/java/com/aliyun/odps/kafka/connect/converter/FlattenRecordConverter.java [80:90]
private Map<String, Object> flattenFieldFromJson(Object sinkRecord)
throws JsonProcessingException {
// flatten the json field to mc table schema without embedded format
if (sinkRecord instanceof HashMap) {
return (HashMap<String, Object>) sinkRecord;
}
if (sinkRecord instanceof String) {
return JsonHandler.json2Map((String) sinkRecord);
}
throw new RuntimeException("unsupported sinkRecord type please check your data format again!");
}