ScoreDocComparatorpublic interface ScoreDocComparator Expert: Compares two ScoreDoc objects for sorting.
Created: Feb 3, 2004 9:00:16 AM |
Fields Summary |
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static final ScoreDocComparator | RELEVANCESpecial comparator for sorting hits according to computed relevance (document score). | static final ScoreDocComparator | INDEXORDERSpecial comparator for sorting hits according to index order (document number). |
Methods Summary |
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public int | compare(org.apache.lucene.search.ScoreDoc i, org.apache.lucene.search.ScoreDoc j)Compares two ScoreDoc objects and returns a result indicating their
sort order.
| public int | sortType()Returns the type of sort. Should return SortField.SCORE , SortField.DOC , SortField.STRING , SortField.INTEGER ,
SortField.FLOAT or SortField.CUSTOM . It is not valid to return SortField.AUTO .
This is used by multisearchers to determine how to collate results from their searchers.
| public java.lang.Comparable | sortValue(org.apache.lucene.search.ScoreDoc i)Returns the value used to sort the given document. The
object returned must implement the java.io.Serializable
interface. This is used by multisearchers to determine how to collate results from their searchers.
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