org.apache.lucene.util
Class InPlaceMergeSorter

java.lang.Object
  org.apache.lucene.util.Sorter
      org.apache.lucene.util.InPlaceMergeSorter

public abstract class InPlaceMergeSorter
extends Sorter

Sorter implementation based on the merge-sort algorithm that merges in place (no extra memory will be allocated). Small arrays are sorted with insertion sort.

NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

Constructor Summary

InPlaceMergeSorter()
Create a new InPlaceMergeSorter

Method Summary

void	sort(int from, int to) Sort the slice which starts at from (inclusive) and ends at to (exclusive).

Methods inherited from class org.apache.lucene.util.Sorter

compare, swap

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InPlaceMergeSorter

public InPlaceMergeSorter()

Create a new InPlaceMergeSorter

Method Detail

sort

public final void sort(int from,
                       int to)

Description copied from class: Sorter

Sort the slice which starts at from (inclusive) and ends at to (exclusive).

Specified by:

sort in class Sorter