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couple minor tweaks to backward compat section entry 1. LUCENE-1575 

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@805853 13f79535-47bb-0310-9956-ffa450edef68
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Mark Robert Miller 2009-08-19 15:57:05 +00:00
parent f43dd8e942
commit 6c4a1cecf4
1 changed files with 5 additions and 5 deletions
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@ -6,8 +6,8 @@ $Id$
Changes in backwards compatibility policy Changes in backwards compatibility policy
1. LUCENE-1575: Searchable.search(Weight, Filter, int, Sort) no 1. LUCENE-1575: Searchable.search(Weight, Filter, int, Sort) no
longer computes document scores of each hit, by default. If longer computes a document score for each hit by default. If
document scores tracking is still needed, you can call document score tracking is still needed, you can call
IndexSearcher.setDefaultFieldSortScoring(true, true) to enable IndexSearcher.setDefaultFieldSortScoring(true, true) to enable
both per-hit and maxScore tracking; however, this is deprecated both per-hit and maxScore tracking; however, this is deprecated
and will be removed in 3.0. and will be removed in 3.0.
@ -29,16 +29,16 @@ Changes in backwards compatibility policy
directly instantiate TopFieldCollector. directly instantiate TopFieldCollector.
Also, the method search(Weight, Filter, Collector) was added to Also, the method search(Weight, Filter, Collector) was added to
the Searchable interface and the Searcher abstract class, to the Searchable interface and the Searcher abstract class to
replace the deprecated HitCollector versions. If you either replace the deprecated HitCollector versions. If you either
implement Searchable or extend Searcher, you should change you implement Searchable or extend Searcher, you should change your
code to implement this method. If you already extend code to implement this method. If you already extend
IndexSearcher, no further changes are needed to use Collector. IndexSearcher, no further changes are needed to use Collector.
Finally, the values Float.NaN, Float.NEGATIVE_INFINITY and Finally, the values Float.NaN, Float.NEGATIVE_INFINITY and
Float.POSITIVE_INFINITY are not valid scores. Lucene uses these Float.POSITIVE_INFINITY are not valid scores. Lucene uses these
values internally in certain places, so if you have hits with such values internally in certain places, so if you have hits with such
scores it will cause problems. (Shai Erera via Mike McCandless) scores, it will cause problems. (Shai Erera via Mike McCandless)
2. LUCENE-1687: All methods and parsers from interface ExtendedFieldCache 2. LUCENE-1687: All methods and parsers from interface ExtendedFieldCache
were moved into FieldCache. ExtendedFieldCache was deprecated and now were moved into FieldCache. ExtendedFieldCache was deprecated and now