@Override
    public String toString() {
        return MoreObjects.toStringHelper(this)
                .add("dataFilesCount", dataFilesCount)
                .add("dataFilesRecordCount", dataFilesRecordCount)
                .add("dataFilesByteCount", dataFilesByteCount)
                .add("deleteFilesCount", deleteFilesCount)
                .add("deleteFilesRecordCount", deleteFilesRecordCount)
                .add("deleteFilesByteCount", deleteFilesByteCount)
                .toString();
    }
Copy from iceberg-flink:iceberg-flink-1.15:1.3.1
inlong-sort/sort-flink/sort-flink-v1.15/sort-connectors/iceberg/src/main/java/org/apache/inlong/sort/iceberg/sink/CommitSummary.java