public void TestGetTermSet()
{
Query query = paW.Parse("A AND B OR x:C NOT (D AND E)");
FieldQuery fq = new FieldQuery(query, true, true);
Assert.AreEqual(2, fq.termSetMap.Count);
List <String> termSet = fq.getTermSet(F);
Assert.AreEqual(2, termSet.Count);
Assert.IsTrue(termSet.Contains("A"));
Assert.IsTrue(termSet.Contains("B"));
termSet = fq.getTermSet("x");
Assert.AreEqual(1, termSet.Count);
Assert.IsTrue(termSet.Contains("C"));
termSet = fq.getTermSet("y");
Assert.Null(termSet);
}
public FieldTermStack(IndexReader reader, int docId, String fieldName, FieldQuery fieldQuery)
{
this.fieldName = fieldName;
TermFreqVector tfv = reader.GetTermFreqVector(docId, fieldName);
if (tfv == null)
{
return; // just return to make null snippets
}
TermPositionVector tpv = null;
try
{
tpv = (TermPositionVector)tfv;
}
catch (InvalidCastException e)
{
return; // just return to make null snippets
}
List <String> termSet = fieldQuery.getTermSet(fieldName);
// just return to make null snippet if un-matched fieldName specified when fieldMatch == true
if (termSet == null)
{
return;
}
foreach (String term in tpv.GetTerms())
{
if (!termSet.Contains(term))
{
continue;
}
int index = tpv.IndexOf(term);
TermVectorOffsetInfo[] tvois = tpv.GetOffsets(index);
if (tvois == null)
{
return; // just return to make null snippets
}
int[] poss = tpv.GetTermPositions(index);
if (poss == null)
{
return; // just return to make null snippets
}
for (int i = 0; i < tvois.Length; i++)
{
termList.AddLast(new TermInfo(term, tvois[i].GetStartOffset(), tvois[i].GetEndOffset(), poss[i]));
}
}
// sort by position
//Collections.sort(termList);
Sort(termList);
}
/// <summary>
/// a constructor.
/// </summary>
/// <param name="reader">IndexReader of the index</param>
/// <param name="docId">document id to be highlighted</param>
/// <param name="fieldName">field of the document to be highlighted</param>
/// <param name="fieldQuery">FieldQuery object</param>
#if LUCENENET_350 //Lucene.Net specific code. See https://issues.apache.org/jira/browse/LUCENENET-350
public FieldTermStack(IndexReader reader, int docId, String fieldName, FieldQuery fieldQuery, IState state)
{
this.fieldName = fieldName;
List <string> termSet = fieldQuery.getTermSet(fieldName);
// just return to make null snippet if un-matched fieldName specified when fieldMatch == true
if (termSet == null)
{
return;
}
//TermFreqVector tfv = reader.GetTermFreqVector(docId, fieldName);
VectorHighlightMapper tfv = new VectorHighlightMapper(termSet);
reader.GetTermFreqVector(docId, fieldName, tfv, state);
if (tfv.Size == 0)
{
return; // just return to make null snippets
}
string[] terms = tfv.GetTerms();
foreach (String term in terms)
{
if (!StringUtils.AnyTermMatch(termSet, term))
{
continue;
}
int index = tfv.IndexOf(term);
TermVectorOffsetInfo[] tvois = tfv.GetOffsets(index);
if (tvois == null)
{
return; // just return to make null snippets
}
int[] poss = tfv.GetTermPositions(index);
if (poss == null)
{
return; // just return to make null snippets
}
for (int i = 0; i < tvois.Length; i++)
{
termList.AddLast(new TermInfo(term, tvois[i].StartOffset, tvois[i].EndOffset, poss[i]));
}
}
// sort by position
//Collections.sort(termList);
Sort(termList);
}
public void TestGetTermSet()
{
Query query = paW.Parse("A AND B OR x:C NOT (D AND E)");
FieldQuery fq = new FieldQuery(query, true, true);
Assert.AreEqual(2, fq.termSetMap.Count);
List<String> termSet = fq.getTermSet(F);
Assert.AreEqual(2, termSet.Count);
Assert.IsTrue(termSet.Contains("A"));
Assert.IsTrue(termSet.Contains("B"));
termSet = fq.getTermSet("x");
Assert.AreEqual(1, termSet.Count);
Assert.IsTrue(termSet.Contains("C"));
termSet = fq.getTermSet("y");
Assert.Null(termSet);
}
public FieldTermStack(IndexReader reader, int docId, String fieldName, FieldQuery fieldQuery, IState state)
{
this.fieldName = fieldName;
var tfv = reader.GetTermFreqVector(docId, fieldName, state);
if (tfv == null)
{
return; // just return to make null snippets
}
TermPositionVector tpv = null;
try
{
tpv = (TermPositionVector)tfv;
}
catch (InvalidCastException)
{
return; // just return to make null snippets
}
List <String> termSet = fieldQuery.getTermSet(fieldName);
// just return to make null snippet if un-matched fieldName specified when fieldMatch == true
if (termSet == null)
{
return;
}
var needwildcard = termSet.Any(x => x.IndexOfAny(new char[] { '*', '?' }) != -1);
foreach (String term in tpv.GetTerms())
{
if (needwildcard)
{
if (termSet.Any(ts => WildcardMatcher.Matches(ts, term)) == false)
{
continue;
}
}
else if (!termSet.Contains(term))
{
continue;
}
int index = tpv.IndexOf(term);
TermVectorOffsetInfo[] tvois = tpv.GetOffsets(index);
if (tvois == null)
{
return; // just return to make null snippets
}
int[] poss = tpv.GetTermPositions(index);
if (poss == null)
{
return; // just return to make null snippets
}
for (int i = 0; i < tvois.Length; i++)
{
termList.AddLast(new TermInfo(term, tvois[i].StartOffset, tvois[i].EndOffset, poss[i]));
}
}
// sort by position
//Collections.sort(termList);
Sort(termList);
}
