Class FieldComparatorSource

java.lang.Object
org.apache.lucene.search.FieldComparatorSource

public abstract class FieldComparatorSource extends Object
Provides a FieldComparator for custom field sorting.
  • Constructor Details

    • FieldComparatorSource

      public FieldComparatorSource()
  • Method Details

    • newComparator

      public abstract FieldComparator<?> newComparator(String fieldname, int numHits, int sortPos, boolean reversed) throws IOException
      Creates a comparator for the field in the given index.
      Parameters:
      fieldname - Name of the field to create comparator for.
      Returns:
      FieldComparator.
      Throws:
      IOException - If an error occurs reading the index.