public static List validateNonOverlappingAndReturnSortedRanges()

in hadoop-api-shim/src/main/java/org/apache/hadoop/fs/shim/impl/VectoredRangeReadImpl.java [123:138]

• 16 lines of code
• 4 McCabe index (conditional complexity)

  public static List<? extends VectorFileRange> validateNonOverlappingAndReturnSortedRanges(
      List<? extends VectorFileRange> input) throws EOFException {
    validateVectoredReadRanges(input);
    if (input.size() <= 1) {
      return input;
    }
    VectorFileRange[] sortedRanges = sortRanges(input);
    VectorFileRange prev = sortedRanges[0];
    for (int i = 1; i < sortedRanges.length; i++) {
      if (sortedRanges[i].getOffset() < prev.getOffset() + prev.getLength()) {
        throw new UnsupportedOperationException("Overlapping ranges are not supported");
      }
      prev = sortedRanges[i];
    }
    return Arrays.asList(sortedRanges);
  }