Expert: obtains int field values from the
org.apache.lucene.search.FieldCache FieldCache using getInts() and makes those values
available as other numeric types, casting as needed.
WARNING: The status of the search.function package is experimental.
The APIs introduced here might change in the future and will not be
supported anymore in such a case.
See Also:org.apache.lucene.search.function.FieldCacheSource See Also: for requirements See Also: on the field.
Constructor Summary
public
IntFieldSource(String field) Create a cached int field source with default string-to-int parser.