public SpanWeight(SpanQuery query, Searcher searcher)
{
this.similarity = query.GetSimilarity(searcher);
this.query = query;
terms = new Support.Set<Lucene.Net.Index.Term>();
query.ExtractTerms(terms);
idfExp = similarity.idfExplain(terms.ToArray(), searcher);
idf = idfExp.GetIdf();
}
public SpanWeight(SpanQuery query, Searcher searcher)
{
this.similarity = query.GetSimilarity(searcher);
this.query = query;
terms = new System.Collections.Hashtable();
query.ExtractTerms(terms);
idfExp = similarity.idfExplain(new System.Collections.ArrayList(terms.Values), searcher);
idf = idfExp.GetIdf();
}
public SpanWeight(SpanQuery query, Searcher searcher)
{
this.similarity = query.GetSimilarity(searcher);
this.query = query;
terms = new System.Collections.Hashtable();
query.ExtractTerms(terms);
System.Collections.ArrayList tmp = new System.Collections.ArrayList(terms.Values);
idf = this.query.GetSimilarity(searcher).Idf(tmp, searcher);
}
public SpanWeight(SpanQuery query, Searcher searcher)
{
this.similarity = query.GetSimilarity(searcher);
this.internalQuery = query;
terms = Lucene.Net.Support.Compatibility.SetFactory.CreateHashSet<Term>();
query.ExtractTerms(terms);
idfExp = similarity.IdfExplain(terms, searcher);
idf = idfExp.Idf;
}
public SpanWeight(SpanQuery query, Searcher searcher)
{
this.similarity = query.GetSimilarity(searcher);
this.query = query;
terms = new System.Collections.Hashtable();
query.ExtractTerms(terms);
System.Collections.ArrayList tmp = new System.Collections.ArrayList(terms.Values);
idf = this.query.GetSimilarity(searcher).Idf(tmp, searcher);
}
public virtual void TestRewrite1()
{
// mask an anon SpanQuery class that rewrites to something else.
SpanQuery q = new FieldMaskingSpanQuery(new AnonymousClassSpanTermQuery(this, new Term("last", "sally")), "first");
SpanQuery qr = (SpanQuery)searcher.Rewrite(q);
QueryUtils.CheckUnequal(q, qr);
var terms = Support.Compatibility.SetFactory.CreateHashSet <Term>();
qr.ExtractTerms(terms);
Assert.AreEqual(2, terms.Count);
}
public virtual void TestRewrite0()
{
SpanQuery q = new FieldMaskingSpanQuery(new SpanTermQuery(new Term("last", "sally")), "first");
q.Boost = 8.7654321f;
SpanQuery qr = (SpanQuery)searcher.Rewrite(q);
QueryUtils.CheckEqual(q, qr);
var terms = Support.Compatibility.SetFactory.CreateHashSet <Term>();
qr.ExtractTerms(terms);
Assert.AreEqual(1, terms.Count);
}
public static Spans Wrap(IndexReaderContext topLevelReaderContext, SpanQuery query)
{
IDictionary<Term, TermContext> termContexts = new Dictionary<Term, TermContext>();
SortedSet<Term> terms = new SortedSet<Term>();
query.ExtractTerms(terms);
foreach (Term term in terms)
{
termContexts[term] = TermContext.Build(topLevelReaderContext, term);
}
IList<AtomicReaderContext> leaves = topLevelReaderContext.Leaves();
if (leaves.Count == 1)
{
AtomicReaderContext ctx = leaves[0];
return query.GetSpans(ctx, ((AtomicReader)ctx.Reader()).LiveDocs, termContexts);
}
return new MultiSpansWrapper(leaves, query, termContexts);
}
public SpanWeight(SpanQuery query, IndexSearcher searcher)
{
this.Similarity = searcher.Similarity;
this.query = query;
TermContexts = new Dictionary<Term, TermContext>();
SortedSet<Term> terms = new SortedSet<Term>();
query.ExtractTerms(terms);
IndexReaderContext context = searcher.TopReaderContext;
TermStatistics[] termStats = new TermStatistics[terms.Count];
int i = 0;
foreach (Term term in terms)
{
TermContext state = TermContext.Build(context, term);
termStats[i] = searcher.TermStatistics(term, state);
TermContexts[term] = state;
i++;
}
string field = query.Field;
if (field != null)
{
Stats = Similarity.ComputeWeight(query.Boost, searcher.CollectionStatistics(query.Field), termStats);
}
}
public override void ExtractTerms(ICollection <Lucene.Net.Index.Term> terms)
{
maskedQuery.ExtractTerms(terms);
}