/// <summary>
/// Indexes a given document into the index
/// </summary>
/// <param name="text">The text to index</param>
private void IndexDocument(SEDocument document)
{
Field DocumentIdField = new Field(SEDocument.DOCUMENTID_FN, document.ID, Field.Store.YES, Field.Index.NO, Field.TermVector.NO);
Field TitleField = new Field(SEDocument.TITLE_FN, document.Title, Field.Store.NO, Field.Index.ANALYZED, Field.TermVector.NO);
TitleField.Boost = _TitleBoostValue;
Field AbstractField = new Field(SEDocument.ABSTRACT_FN, document.Abstract, Field.Store.NO, Field.Index.ANALYZED, Field.TermVector.NO);
AbstractField.Boost = _AbstractBoostValue;
Document doc = new Document();
doc.Add(DocumentIdField);
doc.Add(TitleField);
doc.Add(AbstractField);
_IndexWriter.AddDocument(doc);
}
public SearchCollectionResult SearchCollection(Query Query)
{
SearchCollectionResult SearchCollectionResult = new SearchCollectionResult();
TopDocs TopDocs = _IndexSearcher.Search(Query, 1400);
SearchCollectionResult.SearchEndDateTime = DateTime.Now;
SearchCollectionResult.RankedResults = new List <RankedSEDocument>();
int Rank = 1;
foreach (ScoreDoc ScoreDoc in TopDocs.ScoreDocs)
{
Document Document = _IndexSearcher.Doc(ScoreDoc.Doc);
string DocumentID = Document.Get(SEDocument.DOCUMENTID_FN).ToString();
SEDocument CurrentDoc = _SourceCollection.Find(d => d.ID == DocumentID);
SearchCollectionResult.RankedResults.Add(LoadRankedSEDocument(CurrentDoc, Rank, ScoreDoc.Score));
Rank++;
}
return(SearchCollectionResult);
}
private RankedSEDocument LoadRankedSEDocument(SEDocument SEDocument, int Rank, float RelevanceScore)
{
return(new RankedSEDocument(SEDocument.ID, SEDocument.Title, SEDocument.Author, SEDocument.Bibliographic, SEDocument.Abstract, Rank, RelevanceScore));
}
