public Map extractPartitionValues()

in xtable-core/src/main/java/org/apache/xtable/iceberg/IcebergPartitionValueExtractor.java [47:74]

• 26 lines of code
• 6 McCabe index (conditional complexity)

  public Map<InternalPartitionField, Range> extractPartitionValues(
      List<InternalPartitionField> partitionFields, StructLike structLike) {
    Map<InternalPartitionField, Range> partitionValues = new HashMap<>();
    for (int i = 0; i < structLike.size(); i++) {
      InternalPartitionField partitionField = partitionFields.get(i);
      Object value;
      // Convert date based partitions into millis since epoch
      switch (partitionField.getTransformType()) {
        case YEAR:
          value = EPOCH.plusYears(structLike.get(i, Integer.class)).toInstant().toEpochMilli();
          break;
        case MONTH:
          value = EPOCH.plusMonths(structLike.get(i, Integer.class)).toInstant().toEpochMilli();
          break;
        case DAY:
          value = EPOCH.plusDays(structLike.get(i, Integer.class)).toInstant().toEpochMilli();
          break;
        case HOUR:
          value = EPOCH.plusHours(structLike.get(i, Integer.class)).toInstant().toEpochMilli();
          break;
        default:
          value = structLike.get(i, Object.class);
      }

      partitionValues.put(partitionFields.get(i), Range.scalar(value));
    }
    return partitionValues;
  }