org.apache.solr.search
Class Sorting
java.lang.Object
org.apache.solr.search.Sorting
public class Sorting
- extends Object
Extra lucene sorting utilities & convenience methods
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Sorting
public Sorting()
getStringSortField
public static SortField getStringSortField(String fieldName,
boolean reverse,
boolean nullLast,
boolean nullFirst)
- Returns a
SortField
for a string field.
If nullLast and nullFirst are both false, then default lucene string sorting is used where
null strings sort first in an ascending sort, and last in a descending sort.
- Parameters:
fieldName
- the name of the field to sort onreverse
- true for a reverse (desc) sortnullLast
- true if null should come last, regardless of sort ordernullFirst
- true if null should come first, regardless of sort order
- Returns:
- SortField
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