public final SnapshotSplit asSnapshotSplit() {
    return (SnapshotSplit) this;
  }
Casts this split into a {@link SnapshotSplit}.
amoro-format-mixed/amoro-mixed-flink/amoro-mixed-flink-common/src/main/java/org/apache/amoro/flink/read/hybrid/split/MixedFormatSplit.java