public virtual void TestTermQueryMultiSearcherExplain()
{
// creating two directories for indices
Directory indexStoreA = new MockRAMDirectory();
Directory indexStoreB = new MockRAMDirectory();
Document lDoc = new Document();
lDoc.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc2 = new Document();
lDoc2.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc3 = new Document();
lDoc3.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
IndexWriter writerA = new IndexWriter(indexStoreA, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
IndexWriter writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
writerA.AddDocument(lDoc);
writerA.AddDocument(lDoc2);
writerA.Optimize();
writerA.Close();
writerB.AddDocument(lDoc3);
writerB.Close();
QueryParser parser = new QueryParser(Util.Version.LUCENE_CURRENT, "fulltext", new StandardAnalyzer(Util.Version.LUCENE_CURRENT));
Query query = parser.Parse("handle:1");
Searcher[] searchers = new Searcher[2];
searchers[0] = new IndexSearcher(indexStoreB, true);
searchers[1] = new IndexSearcher(indexStoreA, true);
Searcher mSearcher = new MultiSearcher(searchers);
ScoreDoc[] hits = mSearcher.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(3, hits.Length);
Explanation explain = mSearcher.Explain(query, hits[0].Doc);
System.String exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("maxDocs=3") > - 1, exp);
Assert.IsTrue(exp.IndexOf("docFreq=3") > - 1, exp);
query = parser.Parse("handle:\"1 2\"");
hits = mSearcher.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(3, hits.Length);
explain = mSearcher.Explain(query, hits[0].Doc);
exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("1=3") > - 1, exp);
Assert.IsTrue(exp.IndexOf("2=3") > - 1, exp);
query = new SpanNearQuery(new SpanQuery[]{new SpanTermQuery(new Term("handle", "1")), new SpanTermQuery(new Term("handle", "2"))}, 0, true);
hits = mSearcher.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(3, hits.Length);
explain = mSearcher.Explain(query, hits[0].Doc);
exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("1=3") > - 1, exp);
Assert.IsTrue(exp.IndexOf("2=3") > - 1, exp);
mSearcher.Close();
}
private void QueryToSpanQuery(Query query, ICollection <byte[]> payloads, IState state)
{
if (query is BooleanQuery)
{
BooleanClause[] queryClauses = ((BooleanQuery)query).GetClauses();
for (int i = 0; i < queryClauses.Length; i++)
{
if (!queryClauses[i].IsProhibited)
{
QueryToSpanQuery(queryClauses[i].Query, payloads, state);
}
}
}
else if (query is PhraseQuery)
{
Term[] phraseQueryTerms = ((PhraseQuery)query).GetTerms();
SpanQuery[] clauses = new SpanQuery[phraseQueryTerms.Length];
for (int i = 0; i < phraseQueryTerms.Length; i++)
{
clauses[i] = new SpanTermQuery(phraseQueryTerms[i]);
}
int slop = ((PhraseQuery)query).Slop;
bool inorder = false;
if (slop == 0)
{
inorder = true;
}
SpanNearQuery sp = new SpanNearQuery(clauses, slop, inorder);
sp.Boost = query.Boost;
GetPayloads(payloads, sp, state);
}
else if (query is TermQuery)
{
SpanTermQuery stq = new SpanTermQuery(((TermQuery)query).Term);
stq.Boost = query.Boost;
GetPayloads(payloads, stq, state);
}
else if (query is SpanQuery)
{
GetPayloads(payloads, (SpanQuery)query, state);
}
else if (query is FilteredQuery)
{
QueryToSpanQuery(((FilteredQuery)query).Query, payloads, state);
}
else if (query is DisjunctionMaxQuery)
{
for (IEnumerator <Query> iterator = ((DisjunctionMaxQuery)query).GetEnumerator(); iterator.MoveNext();)
{
QueryToSpanQuery(iterator.Current, payloads, state);
}
}
else if (query is MultiPhraseQuery)
{
MultiPhraseQuery mpq = (MultiPhraseQuery)query;
System.Collections.Generic.IList <Term[]> termArrays = mpq.GetTermArrays();
int[] positions = mpq.GetPositions();
if (positions.Length > 0)
{
int maxPosition = positions[positions.Length - 1];
for (int i = 0; i < positions.Length - 1; ++i)
{
if (positions[i] > maxPosition)
{
maxPosition = positions[i];
}
}
IList <Query>[] disjunctLists = new IList <Query> [maxPosition + 1];
int distinctPositions = 0;
for (int i = 0; i < termArrays.Count; ++i)
{
Term[] termArray = termArrays[i];
IList <Query> disjuncts = disjunctLists[positions[i]];
if (disjuncts == null)
{
disjuncts = (disjunctLists[positions[i]] = new List <Query>(termArray.Length));
++distinctPositions;
}
foreach (Term term in termArray)
{
disjuncts.Add(new SpanTermQuery(term));
}
}
int positionGaps = 0;
int position = 0;
SpanQuery[] clauses = new SpanQuery[distinctPositions];
for (int i = 0; i < disjunctLists.Length; ++i)
{
IList <Query> disjuncts = disjunctLists[i];
if (disjuncts != null)
{
clauses[position++] = new SpanOrQuery((SpanQuery[])(disjuncts.ToArray()));
}
else
{
++positionGaps;
}
}
int slop = mpq.Slop;
bool inorder = (slop == 0);
SpanNearQuery sp = new SpanNearQuery(clauses, slop + positionGaps, inorder);
sp.Boost = query.Boost;
GetPayloads(payloads, sp, state);
}
}
}
public virtual void TestGetBestFragmentsFilteredQuery()
{
RangeFilter rf = new RangeFilter("contents", "john", "john", true, true);
SpanQuery[] clauses = new SpanQuery[]{new SpanTermQuery(new Term("contents", "john")), new SpanTermQuery(new Term("contents", "kennedy"))};
SpanNearQuery snq = new SpanNearQuery(clauses, 1, true);
FilteredQuery fq = new FilteredQuery(snq, rf);
DoSearching(fq);
DoStandardHighlights();
//Currently highlights "John" and "Kennedy" separately
Assert.IsTrue(numHighlights == 2, "Failed to find correct number of highlights " + numHighlights + " found");
}
private void QueryToSpanQuery(Query query, ICollection<byte[]> payloads)
{
if (query is BooleanQuery)
{
BooleanClause[] queryClauses = ((BooleanQuery) query).GetClauses();
for (int i = 0; i < queryClauses.Length; i++)
{
if (!queryClauses[i].IsProhibited())
{
QueryToSpanQuery(queryClauses[i].GetQuery(), payloads);
}
}
}
else if (query is PhraseQuery)
{
Term[] phraseQueryTerms = ((PhraseQuery) query).GetTerms();
SpanQuery[] clauses = new SpanQuery[phraseQueryTerms.Length];
for (int i = 0; i < phraseQueryTerms.Length; i++)
{
clauses[i] = new SpanTermQuery(phraseQueryTerms[i]);
}
int slop = ((PhraseQuery) query).GetSlop();
bool inorder = false;
if (slop == 0)
{
inorder = true;
}
SpanNearQuery sp = new SpanNearQuery(clauses, slop, inorder);
sp.SetBoost(query.GetBoost());
GetPayloads(payloads, sp);
}
else if (query is TermQuery)
{
SpanTermQuery stq = new SpanTermQuery(((TermQuery) query).GetTerm());
stq.SetBoost(query.GetBoost());
GetPayloads(payloads, stq);
}
else if (query is SpanQuery)
{
GetPayloads(payloads, (SpanQuery) query);
}
else if (query is FilteredQuery)
{
QueryToSpanQuery(((FilteredQuery) query).GetQuery(), payloads);
}
else if (query is DisjunctionMaxQuery)
{
for (System.Collections.IEnumerator iterator = ((DisjunctionMaxQuery) query).Iterator(); iterator.MoveNext(); )
{
QueryToSpanQuery((Query) iterator.Current, payloads);
}
}
else if (query is MultiPhraseQuery)
{
MultiPhraseQuery mpq = (MultiPhraseQuery) query;
System.Collections.IList termArrays = mpq.GetTermArrays();
int[] positions = mpq.GetPositions();
if (positions.Length > 0)
{
int maxPosition = positions[positions.Length - 1];
for (int i = 0; i < positions.Length - 1; ++i)
{
if (positions[i] > maxPosition)
{
maxPosition = positions[i];
}
}
System.Collections.ArrayList[] disjunctLists = new System.Collections.ArrayList[maxPosition + 1];
int distinctPositions = 0;
for (int i = 0; i < termArrays.Count; ++i)
{
Term[] termArray = (Term[]) termArrays[i];
System.Collections.IList disjuncts = disjunctLists[positions[i]];
if (disjuncts == null)
{
disjuncts = (disjunctLists[positions[i]] = new System.Collections.ArrayList(termArray.Length));
++distinctPositions;
}
for (int j = 0; j < termArray.Length; ++j)
{
disjuncts.Add(new SpanTermQuery(termArray[j]));
}
}
int positionGaps = 0;
int position = 0;
SpanQuery[] clauses = new SpanQuery[distinctPositions];
for (int i = 0; i < disjunctLists.Length; ++i)
{
System.Collections.ArrayList disjuncts = disjunctLists[i];
if (disjuncts != null)
{
clauses[position++] = new SpanOrQuery((SpanQuery[]) (disjuncts.ToArray(typeof(SpanQuery[]))));
}
else
{
++positionGaps;
}
}
int slop = mpq.GetSlop();
bool inorder = (slop == 0);
SpanNearQuery sp = new SpanNearQuery(clauses, slop + positionGaps, inorder);
sp.SetBoost(query.GetBoost());
GetPayloads(payloads, sp);
}
}
}
private void QueryToSpanQuery(Query query, ICollection <byte[]> payloads)
{
if (query is BooleanQuery)
{
BooleanClause[] queryClauses = ((BooleanQuery)query).GetClauses();
for (int i = 0; i < queryClauses.Length; i++)
{
if (!queryClauses[i].IsProhibited())
{
QueryToSpanQuery(queryClauses[i].GetQuery(), payloads);
}
}
}
else if (query is PhraseQuery)
{
Term[] phraseQueryTerms = ((PhraseQuery)query).GetTerms();
SpanQuery[] clauses = new SpanQuery[phraseQueryTerms.Length];
for (int i = 0; i < phraseQueryTerms.Length; i++)
{
clauses[i] = new SpanTermQuery(phraseQueryTerms[i]);
}
int slop = ((PhraseQuery)query).GetSlop();
bool inorder = false;
if (slop == 0)
{
inorder = true;
}
SpanNearQuery sp = new SpanNearQuery(clauses, slop, inorder);
sp.SetBoost(query.GetBoost());
GetPayloads(payloads, sp);
}
else if (query is TermQuery)
{
SpanTermQuery stq = new SpanTermQuery(((TermQuery)query).GetTerm());
stq.SetBoost(query.GetBoost());
GetPayloads(payloads, stq);
}
else if (query is SpanQuery)
{
GetPayloads(payloads, (SpanQuery)query);
}
else if (query is FilteredQuery)
{
QueryToSpanQuery(((FilteredQuery)query).GetQuery(), payloads);
}
else if (query is DisjunctionMaxQuery)
{
for (System.Collections.IEnumerator iterator = ((DisjunctionMaxQuery)query).Iterator(); iterator.MoveNext();)
{
QueryToSpanQuery((Query)iterator.Current, payloads);
}
}
else if (query is MultiPhraseQuery)
{
MultiPhraseQuery mpq = (MultiPhraseQuery)query;
System.Collections.IList termArrays = mpq.GetTermArrays();
int[] positions = mpq.GetPositions();
if (positions.Length > 0)
{
int maxPosition = positions[positions.Length - 1];
for (int i = 0; i < positions.Length - 1; ++i)
{
if (positions[i] > maxPosition)
{
maxPosition = positions[i];
}
}
System.Collections.ArrayList[] disjunctLists = new System.Collections.ArrayList[maxPosition + 1];
int distinctPositions = 0;
for (int i = 0; i < termArrays.Count; ++i)
{
Term[] termArray = (Term[])termArrays[i];
System.Collections.ArrayList disjuncts = disjunctLists[positions[i]];
if (disjuncts == null)
{
disjuncts = (disjunctLists[positions[i]] = new System.Collections.ArrayList(termArray.Length));
++distinctPositions;
}
for (int j = 0; j < termArray.Length; ++j)
{
disjuncts.Add(new SpanTermQuery(termArray[j]));
}
}
int positionGaps = 0;
int position = 0;
SpanQuery[] clauses = new SpanQuery[distinctPositions];
for (int i = 0; i < disjunctLists.Length; ++i)
{
System.Collections.ArrayList disjuncts = disjunctLists[i];
if (disjuncts != null)
{
clauses[position++] = new SpanOrQuery((SpanQuery[])(disjuncts.ToArray(typeof(SpanQuery[]))));
}
else
{
++positionGaps;
}
}
int slop = mpq.GetSlop();
bool inorder = (slop == 0);
SpanNearQuery sp = new SpanNearQuery(clauses, slop + positionGaps, inorder);
sp.SetBoost(query.GetBoost());
GetPayloads(payloads, sp);
}
}
}
public override Query VisitSpanNearQuery(Lucene.Net.Search.Spans.SpanNearQuery spanNearq)
{
throw new SnNotSupportedException();
}
public virtual void TestPayloadsPos0()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, new MockPayloadAnalyzer());
Document doc = new Document();
doc.Add(new TextField("content", new StringReader("a a b c d e a f g h i j a b k k")));
writer.AddDocument(doc);
IndexReader readerFromWriter = writer.Reader;
AtomicReader r = SlowCompositeReaderWrapper.Wrap(readerFromWriter);
DocsAndPositionsEnum tp = r.TermPositionsEnum(new Term("content", "a"));
int count = 0;
Assert.IsTrue(tp.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
// "a" occurs 4 times
Assert.AreEqual(4, tp.Freq());
Assert.AreEqual(0, tp.NextPosition());
Assert.AreEqual(1, tp.NextPosition());
Assert.AreEqual(3, tp.NextPosition());
Assert.AreEqual(6, tp.NextPosition());
// only one doc has "a"
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, tp.NextDoc());
IndexSearcher @is = NewSearcher(readerFromWriter);
SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a"));
SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k"));
SpanQuery[] sqs = new SpanQuery[] { stq1, stq2 };
SpanNearQuery snq = new SpanNearQuery(sqs, 30, false);
count = 0;
bool sawZero = false;
if (VERBOSE)
{
Console.WriteLine("\ngetPayloadSpans test");
}
Search.Spans.Spans pspans = MultiSpansWrapper.Wrap(@is.TopReaderContext, snq);
while (pspans.Next())
{
if (VERBOSE)
{
Console.WriteLine("doc " + pspans.Doc() + ": span " + pspans.Start() + " to " + pspans.End());
}
var payloads = pspans.Payload;
sawZero |= pspans.Start() == 0;
foreach (var bytes in payloads)
{
count++;
if (VERBOSE)
{
Console.WriteLine(" payload: " + Encoding.UTF8.GetString((byte[])(Array)bytes));
}
}
}
Assert.IsTrue(sawZero);
Assert.AreEqual(5, count);
// System.out.println("\ngetSpans test");
Search.Spans.Spans spans = MultiSpansWrapper.Wrap(@is.TopReaderContext, snq);
count = 0;
sawZero = false;
while (spans.Next())
{
count++;
sawZero |= spans.Start() == 0;
// System.out.println(spans.Doc() + " - " + spans.Start() + " - " +
// spans.End());
}
Assert.AreEqual(4, count);
Assert.IsTrue(sawZero);
// System.out.println("\nPayloadSpanUtil test");
sawZero = false;
PayloadSpanUtil psu = new PayloadSpanUtil(@is.TopReaderContext);
var pls = psu.GetPayloadsForQuery(snq);
count = pls.Count;
foreach (var bytes in pls)
{
string s = Encoding.UTF8.GetString(bytes);
//System.out.println(s);
sawZero |= s.Equals("pos: 0");
}
Assert.AreEqual(5, count);
Assert.IsTrue(sawZero);
writer.Dispose();
@is.IndexReader.Dispose();
dir.Dispose();
}
public virtual void TestTermQueryMultiSearcherExplain()
{
// creating two directories for indices
Directory indexStoreA = new MockRAMDirectory();
Directory indexStoreB = new MockRAMDirectory();
Document lDoc = new Document();
lDoc.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc2 = new Document();
lDoc2.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc3 = new Document();
lDoc3.Add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
IndexWriter writerA = new IndexWriter(indexStoreA, new StandardAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
IndexWriter writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
writerA.AddDocument(lDoc);
writerA.AddDocument(lDoc2);
writerA.Optimize();
writerA.Close();
writerB.AddDocument(lDoc3);
writerB.Close();
QueryParser parser = new QueryParser("fulltext", new StandardAnalyzer());
Query query = parser.Parse("handle:1");
Searcher[] searchers = new Searcher[2];
searchers[0] = new IndexSearcher(indexStoreB);
searchers[1] = new IndexSearcher(indexStoreA);
Searcher mSearcher = new MultiSearcher(searchers);
ScoreDoc[] hits = mSearcher.Search(query, null, 1000).scoreDocs;
Assert.AreEqual(3, hits.Length);
Explanation explain = mSearcher.Explain(query, hits[0].doc);
System.String exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("maxDocs=3") > -1, exp);
Assert.IsTrue(exp.IndexOf("docFreq=3") > -1, exp);
query = parser.Parse("handle:\"1 2\"");
hits = mSearcher.Search(query, null, 1000).scoreDocs;
Assert.AreEqual(3, hits.Length);
explain = mSearcher.Explain(query, hits[0].doc);
exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("1=3") > -1, exp);
Assert.IsTrue(exp.IndexOf("2=3") > -1, exp);
query = new SpanNearQuery(new SpanQuery[] { new SpanTermQuery(new Term("handle", "1")), new SpanTermQuery(new Term("handle", "2")) }, 0, true);
hits = mSearcher.Search(query, null, 1000).scoreDocs;
Assert.AreEqual(3, hits.Length);
explain = mSearcher.Explain(query, hits[0].doc);
exp = explain.ToString(0);
Assert.IsTrue(exp.IndexOf("1=3") > -1, exp);
Assert.IsTrue(exp.IndexOf("2=3") > -1, exp);
mSearcher.Close();
}
private void QueryToSpanQuery(Query query, ICollection<byte[]> payloads)
{
if (query is BooleanQuery)
{
BooleanClause[] queryClauses = ((BooleanQuery) query).GetClauses();
for (int i = 0; i < queryClauses.Length; i++)
{
if (!queryClauses[i].IsProhibited)
{
QueryToSpanQuery(queryClauses[i].Query, payloads);
}
}
}
else if (query is PhraseQuery)
{
Term[] phraseQueryTerms = ((PhraseQuery) query).GetTerms();
SpanQuery[] clauses = new SpanQuery[phraseQueryTerms.Length];
for (int i = 0; i < phraseQueryTerms.Length; i++)
{
clauses[i] = new SpanTermQuery(phraseQueryTerms[i]);
}
int slop = ((PhraseQuery) query).Slop;
bool inorder = false;
if (slop == 0)
{
inorder = true;
}
SpanNearQuery sp = new SpanNearQuery(clauses, slop, inorder);
sp.Boost = query.Boost;
GetPayloads(payloads, sp);
}
else if (query is TermQuery)
{
SpanTermQuery stq = new SpanTermQuery(((TermQuery) query).Term);
stq.Boost = query.Boost;
GetPayloads(payloads, stq);
}
else if (query is SpanQuery)
{
GetPayloads(payloads, (SpanQuery) query);
}
else if (query is FilteredQuery)
{
QueryToSpanQuery(((FilteredQuery) query).Query, payloads);
}
else if (query is DisjunctionMaxQuery)
{
for (IEnumerator<Query> iterator = ((DisjunctionMaxQuery)query).GetEnumerator(); iterator.MoveNext(); )
{
QueryToSpanQuery(iterator.Current, payloads);
}
}
else if (query is MultiPhraseQuery)
{
MultiPhraseQuery mpq = (MultiPhraseQuery) query;
System.Collections.Generic.IList<Term[]> termArrays = mpq.GetTermArrays();
int[] positions = mpq.GetPositions();
if (positions.Length > 0)
{
int maxPosition = positions[positions.Length - 1];
for (int i = 0; i < positions.Length - 1; ++i)
{
if (positions[i] > maxPosition)
{
maxPosition = positions[i];
}
}
IList<Query>[] disjunctLists = new IList<Query>[maxPosition + 1];
int distinctPositions = 0;
for (int i = 0; i < termArrays.Count; ++i)
{
Term[] termArray = termArrays[i];
IList<Query> disjuncts = disjunctLists[positions[i]];
if (disjuncts == null)
{
disjuncts = (disjunctLists[positions[i]] = new List<Query>(termArray.Length));
++distinctPositions;
}
foreach(Term term in termArray)
{
disjuncts.Add(new SpanTermQuery(term));
}
}
int positionGaps = 0;
int position = 0;
SpanQuery[] clauses = new SpanQuery[distinctPositions];
for (int i = 0; i < disjunctLists.Length; ++i)
{
IList<Query> disjuncts = disjunctLists[i];
if (disjuncts != null)
{
clauses[position++] = new SpanOrQuery((SpanQuery[]) (disjuncts.ToArray()));
}
else
{
++positionGaps;
}
}
int slop = mpq.Slop;
bool inorder = (slop == 0);
SpanNearQuery sp = new SpanNearQuery(clauses, slop + positionGaps, inorder);
sp.Boost = query.Boost;
GetPayloads(payloads, sp);
}
}
}
public virtual void TestPayloadsPos0()
{
for (int x = 0; x < 2; x++)
{
Directory dir = new MockRAMDirectory();
IndexWriter writer = new IndexWriter(dir, new TestPayloadAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
if (x == 1)
{
writer.SetAllowMinus1Position();
}
Document doc = new Document();
System.IO.MemoryStream ms = new System.IO.MemoryStream();
System.IO.StreamWriter sw = new System.IO.StreamWriter(ms);
sw.Write("a a b c d e a f g h i j a b k k");
// flush to stream & reset it's position so it can be read
sw.Flush();
ms.Position = 0;
doc.Add(new Field("content", new System.IO.StreamReader(ms)));
writer.AddDocument(doc);
IndexReader r = writer.GetReader();
TermPositions tp = r.TermPositions(new Term("content", "a"));
int count = 0;
Assert.IsTrue(tp.Next());
// "a" occurs 4 times
Assert.AreEqual(4, tp.Freq());
int expected;
if (x == 1)
{
expected = System.Int32.MaxValue;
}
else
{
expected = 0;
}
Assert.AreEqual(expected, tp.NextPosition());
if (x == 1)
{
continue;
}
Assert.AreEqual(1, tp.NextPosition());
Assert.AreEqual(3, tp.NextPosition());
Assert.AreEqual(6, tp.NextPosition());
// only one doc has "a"
Assert.IsFalse(tp.Next());
IndexSearcher is_Renamed = new IndexSearcher(r);
SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a"));
SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k"));
SpanQuery[] sqs = new SpanQuery[]{stq1, stq2};
SpanNearQuery snq = new SpanNearQuery(sqs, 30, false);
count = 0;
bool sawZero = false;
//System.out.println("\ngetPayloadSpans test");
Lucene.Net.Search.Spans.Spans pspans = snq.GetSpans(is_Renamed.GetIndexReader());
while (pspans.Next())
{
//System.out.println(pspans.doc() + " - " + pspans.start() + " - "+ pspans.end());
System.Collections.Generic.ICollection<byte[]> payloads = pspans.GetPayload();
sawZero |= pspans.Start() == 0;
for (System.Collections.IEnumerator it = payloads.GetEnumerator(); it.MoveNext(); )
{
count++;
System.Object generatedAux2 = it.Current;
//System.out.println(new String((byte[]) it.next()));
}
}
Assert.AreEqual(5, count);
Assert.IsTrue(sawZero);
//System.out.println("\ngetSpans test");
Lucene.Net.Search.Spans.Spans spans = snq.GetSpans(is_Renamed.GetIndexReader());
count = 0;
sawZero = false;
while (spans.Next())
{
count++;
sawZero |= spans.Start() == 0;
//System.out.println(spans.doc() + " - " + spans.start() + " - " + spans.end());
}
Assert.AreEqual(4, count);
Assert.IsTrue(sawZero);
//System.out.println("\nPayloadSpanUtil test");
sawZero = false;
PayloadSpanUtil psu = new PayloadSpanUtil(is_Renamed.GetIndexReader());
System.Collections.Generic.ICollection<byte[]> pls = psu.GetPayloadsForQuery(snq);
count = pls.Count;
for (System.Collections.IEnumerator it = pls.GetEnumerator(); it.MoveNext(); )
{
System.String s = new System.String(System.Text.UTF8Encoding.UTF8.GetChars((byte[]) it.Current));
//System.out.println(s);
sawZero |= s.Equals("pos: 0");
}
Assert.AreEqual(5, count);
Assert.IsTrue(sawZero);
writer.Close();
is_Renamed.GetIndexReader().Close();
dir.Close();
}
}
public virtual void TestPayloadsPos0()
{
Directory dir = new MockRAMDirectory();
IndexWriter writer = new IndexWriter(dir, new TestPayloadAnalyzer(), true,
IndexWriter.MaxFieldLength.LIMITED);
Document doc = new Document();
System.IO.MemoryStream ms = new System.IO.MemoryStream();
System.IO.StreamWriter sw = new System.IO.StreamWriter(ms);
sw.Write("a a b c d e a f g h i j a b k k");
// flush to stream & reset it's position so it can be read
sw.Flush();
ms.Position = 0;
doc.Add(new Field("content", new System.IO.StreamReader(ms)));
writer.AddDocument(doc);
IndexReader r = writer.GetReader();
TermPositions tp = r.TermPositions(new Term("content", "a"));
int count = 0;
Assert.IsTrue(tp.Next());
// "a" occurs 4 times
Assert.AreEqual(4, tp.Freq);
int expected = 0;
Assert.AreEqual(expected, tp.NextPosition());
Assert.AreEqual(1, tp.NextPosition());
Assert.AreEqual(3, tp.NextPosition());
Assert.AreEqual(6, tp.NextPosition());
// only one doc has "a"
Assert.IsFalse(tp.Next());
IndexSearcher is_Renamed = new IndexSearcher(r);
SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a"));
SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k"));
SpanQuery[] sqs = new SpanQuery[] { stq1, stq2 };
SpanNearQuery snq = new SpanNearQuery(sqs, 30, false);
count = 0;
bool sawZero = false;
//System.out.println("\ngetPayloadSpans test");
Lucene.Net.Search.Spans.Spans pspans = snq.GetSpans(is_Renamed.IndexReader);
while (pspans.Next())
{
//System.out.println(pspans.doc() + " - " + pspans.start() + " - "+ pspans.end());
System.Collections.Generic.ICollection <byte[]> payloads = pspans.GetPayload();
sawZero |= pspans.Start() == 0;
for (System.Collections.IEnumerator it = payloads.GetEnumerator(); it.MoveNext();)
{
count++;
System.Object generatedAux2 = it.Current;
//System.out.println(new String((byte[]) it.next()));
}
}
Assert.AreEqual(5, count);
Assert.IsTrue(sawZero);
//System.out.println("\ngetSpans test");
Lucene.Net.Search.Spans.Spans spans = snq.GetSpans(is_Renamed.IndexReader);
count = 0;
sawZero = false;
while (spans.Next())
{
count++;
sawZero |= spans.Start() == 0;
//System.out.println(spans.doc() + " - " + spans.start() + " - " + spans.end());
}
Assert.AreEqual(4, count);
Assert.IsTrue(sawZero);
//System.out.println("\nPayloadSpanUtil test");
sawZero = false;
PayloadSpanUtil psu = new PayloadSpanUtil(is_Renamed.IndexReader);
System.Collections.Generic.ICollection <byte[]> pls = psu.GetPayloadsForQuery(snq);
count = pls.Count;
for (System.Collections.IEnumerator it = pls.GetEnumerator(); it.MoveNext();)
{
System.String s = new System.String(System.Text.UTF8Encoding.UTF8.GetChars((byte[])it.Current));
//System.out.println(s);
sawZero |= s.Equals("pos: 0");
}
Assert.AreEqual(5, count);
Assert.IsTrue(sawZero);
writer.Close();
is_Renamed.IndexReader.Close();
dir.Close();
}
public override Query VisitSpanNearQuery(Lucene.Net.Search.Spans.SpanNearQuery spanNearq)
{
throw new NotImplementedException();
}
