private ZonedDateTime convertInstantToZonedDateTime(Instant instant) {
        return ZonedDateTime.ofInstant(instant, localTimeZone);
    }
Creates a runtime converter which assuming input object is not null.
inlong-sort/sort-flink/sort-flink-v1.15/sort-connectors/mongodb-cdc/src/main/java/org/apache/inlong/sort/mongodb/MongoDBConnectorDeserializationSchema.java