org.apache.lucene.search
Class FieldComparatorSource
java.lang.Object
org.apache.lucene.search.FieldComparatorSource
public abstract class FieldComparatorSource
- extends Object
Provides a FieldComparator
for custom field sorting.
- WARNING: This API is experimental and might change in incompatible ways in the next release.
Method Summary |
abstract FieldComparator<?> |
newComparator(String fieldname,
int numHits,
int sortPos,
boolean reversed)
Creates a comparator for the field in the given index. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
FieldComparatorSource
public FieldComparatorSource()
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.
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