public override Query Rewrite(IndexReader reader)
{
Query orig = new RegexQuery(term).Rewrite(reader);
// RegexQuery (via MultiTermQuery).rewrite always returns a BooleanQuery
BooleanQuery bq = (BooleanQuery)orig;
BooleanClause[] clauses = bq.GetClauses();
SpanQuery[] sqs = new SpanQuery[clauses.Length];
for (int i = 0; i < clauses.Length; i++)
{
BooleanClause clause = clauses[i];
// Clauses from RegexQuery.rewrite are always TermQuery's
TermQuery tq = (TermQuery)clause.GetQuery();
sqs[i] = new SpanTermQuery(tq.GetTerm());
sqs[i].SetBoost(tq.GetBoost());
}
SpanOrQuery query = new SpanOrQuery(sqs);
query.SetBoost(orig.GetBoost());
return(query);
}
public override Query Rewrite(IndexReader reader)
{
Query orig = new RegexQuery(term).Rewrite(reader);
// RegexQuery (via MultiTermQuery).rewrite always returns a BooleanQuery
BooleanQuery bq = (BooleanQuery) orig;
BooleanClause[] clauses = bq.GetClauses();
SpanQuery[] sqs = new SpanQuery[clauses.Length];
for (int i = 0; i < clauses.Length; i++)
{
BooleanClause clause = clauses[i];
// Clauses from RegexQuery.rewrite are always TermQuery's
TermQuery tq = (TermQuery) clause.GetQuery();
sqs[i] = new SpanTermQuery(tq.GetTerm());
sqs[i].SetBoost(tq.GetBoost());
}
SpanOrQuery query = new SpanOrQuery(sqs);
query.SetBoost(orig.GetBoost());
return query;
}
private int RegexQueryNrHits(String regex, IRegexCapabilities capability)
{
RegexQuery query = new RegexQuery(NewTerm(regex));
if (capability != null)
query.RegexImplementation = capability;
return searcher.Search(query, null, 1000).TotalHits;
}
public void TestEquals()
{
RegexQuery query1 = new RegexQuery(NewTerm("foo.*"));
//query1.SetRegexImplementation(new JakartaRegexpCapabilities());
RegexQuery query2 = new RegexQuery(NewTerm("foo.*"));
Assert.True(query1.Equals(query2));
}
private int GetRegexQueryHitsCount(string sRegex)
{
RegexQuery query = new RegexQuery(NewTerm(sRegex));
return _searcher.Search(query, 5).TotalHits;
}