Lucene.Net.Search.IndexSearcher.Rewrite C# (CSharp) Method

Rewrite() public method

public Rewrite ( Query original ) : Query
original Query
return Query
		public override Query Rewrite(Query original)
		{
			Query query = original;
			for (Query rewrittenQuery = query.Rewrite(reader); rewrittenQuery != query; rewrittenQuery = query.Rewrite(reader))
			{
				query = rewrittenQuery;
			}
			return query;
		}
		

Usage Example

Example #1
0
        public virtual void TestTermWithoutWildcard()
		{
		    RAMDirectory indexStore = GetIndexStore("field", new System.String[] {"nowildcard", "nowildcardx"});
		    IndexSearcher searcher = new IndexSearcher(indexStore, true);

		    MultiTermQuery wq = new WildcardQuery(new Term("field", "nowildcard"));
		    AssertMatches(searcher, wq, 1);

		    wq.RewriteMethod = MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE;
		    wq.Boost = 0.1f;
		    Query q = searcher.Rewrite(wq);
		    Assert.IsTrue(q is TermQuery);
		    Assert.AreEqual(q.Boost, wq.Boost);

		    wq.RewriteMethod = MultiTermQuery.CONSTANT_SCORE_FILTER_REWRITE;
		    wq.Boost = 0.2f;
		    q = searcher.Rewrite(wq);
		    Assert.True(q is ConstantScoreQuery);
		    Assert.AreEqual(q.Boost, wq.Boost);

		    wq.RewriteMethod = MultiTermQuery.CONSTANT_SCORE_AUTO_REWRITE_DEFAULT;
		    wq.Boost = 0.3F;
		    q = searcher.Rewrite(wq);
		    Assert.True(q is ConstantScoreQuery);
		    Assert.AreEqual(q.Boost, wq.Boost);

		    wq.RewriteMethod = MultiTermQuery.CONSTANT_SCORE_BOOLEAN_QUERY_REWRITE;
		    wq.Boost = 0.4F;
		    q = searcher.Rewrite(wq);
		    Assert.True(q is ConstantScoreQuery);
		    Assert.AreEqual(q.Boost, wq.Boost);
		}
All Usage Examples Of Lucene.Net.Search.IndexSearcher::Rewrite