Class MutablePointTreeReaderUtils


  • public final class MutablePointTreeReaderUtils
    extends Object
    Utility APIs for sorting and partitioning buffered points.
    NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.
    • Method Detail

      • sortByDim

        public static void sortByDim​(BKDConfig config,
                                     int sortedDim,
                                     int[] commonPrefixLengths,
                                     MutablePointTree reader,
                                     int from,
                                     int to,
                                     BytesRef scratch1,
                                     BytesRef scratch2)
        Sort points on the given dimension.
      • partition

        public static void partition​(BKDConfig config,
                                     int maxDoc,
                                     int splitDim,
                                     int commonPrefixLen,
                                     MutablePointTree reader,
                                     int from,
                                     int to,
                                     int mid,
                                     BytesRef scratch1,
                                     BytesRef scratch2)
        Partition points around mid. All values on the left must be less than or equal to it and all values on the right must be greater than or equal to it.