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LUCENE-2757: Remove unneeded casts 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1035194 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Uwe Schindler 2010-11-15 09:14:39 +00:00
parent 1d0515124e
commit 6c4f3a10c5
1 changed files with 7 additions and 8 deletions
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15
lucene/src/java/org/apache/lucene/search/ScoringRewrite.java
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@ -55,7 +55,7 @@ public abstract class ScoringRewrite<Q extends Query> extends TermCollectingRewr
* exceeds {@link BooleanQuery#getMaxClauseCount}.
*
* @see #setRewriteMethod */
public final static RewriteMethod SCORING_BOOLEAN_QUERY_REWRITE = new ScoringRewrite<BooleanQuery>() {
public final static ScoringRewrite<BooleanQuery> SCORING_BOOLEAN_QUERY_REWRITE = new ScoringRewrite<BooleanQuery>() {
@Override
protected BooleanQuery getTopLevelQuery() {
return new BooleanQuery(true);
@ -93,14 +93,13 @@ public abstract class ScoringRewrite<Q extends Query> extends TermCollectingRewr
public final static RewriteMethod CONSTANT_SCORE_BOOLEAN_QUERY_REWRITE = new RewriteMethod() {
@Override
public Query rewrite(IndexReader reader, MultiTermQuery query) throws IOException {
Query result = SCORING_BOOLEAN_QUERY_REWRITE.rewrite(reader, query);
assert result instanceof BooleanQuery;
final BooleanQuery bq = SCORING_BOOLEAN_QUERY_REWRITE.rewrite(reader, query);
// TODO: if empty boolean query return NullQuery?
if (!((BooleanQuery) result).clauses().isEmpty()) {
// strip the scores off
result = new ConstantScoreQuery(new QueryWrapperFilter(result));
result.setBoost(query.getBoost());
}
if (bq.clauses().isEmpty())
return bq;
// strip the scores off
final Query result = new ConstantScoreQuery(new QueryWrapperFilter(bq));
result.setBoost(query.getBoost());
return result;
}