public static Lsn valueOf(Long value) {
        if (value == null) {
            return null;
        }
        if (value == 0) {
            return INVALID_LSN;
        }
        return new Lsn(value);
    }
@param value numeric represent position in the write-ahead log stream
@return not null LSN instance
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/postgres-cdc/src/main/java/io/debezium/connector/postgresql/connection/Lsn.java