/// <summary>
/// create document from SampleData
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
private static Document CreateDocument(SampleData obj)
{
// add lucene fields mapped to db fields
var doc = new Document();
var f = new Field("ArtNo", obj.ArtNo, Field.Store.NO, Field.Index.ANALYZED);
f.SetBoost(2F);
doc.Add(f);
f = new Field("Id", obj.Id.ToString(CultureInfo.InvariantCulture), Field.Store.YES, Field.Index.NOT_ANALYZED);
f.SetBoost(1);
doc.Add(f);
f = new Field("Name", obj.Name, Field.Store.NO, Field.Index.ANALYZED);
f.SetBoost(.1F);
doc.Add(f);
f = new Field("NameWithWiteSpace", obj.Name.RemoveSymbols(" "), Field.Store.NO, Field.Index.ANALYZED);
f.SetBoost(.1F);
doc.Add(f);
f = new Field("NameWithWiteSpaceExt", obj.Name.RemoveSymbols(" ").RemoveSymvolsExt(" "), Field.Store.NO, Field.Index.ANALYZED);
f.SetBoost(.1F);
doc.Add(f);
return doc;
}
public static void AddUpdateLuceneIndex(SampleData sampleData)
{
AddUpdateLuceneIndex(new List<SampleData> { sampleData });
}
/// <summary>
/// Add document into index, delete if there was same term
/// </summary>
/// <param name="sampleData"></param>
/// <param name="writer"></param>
private static void AddToLuceneIndex(SampleData sampleData, IndexWriter writer)
{
// remove older index entry
var searchQuery = new TermQuery(new Term("Id", sampleData.Id.ToString(CultureInfo.InvariantCulture)));
writer.DeleteDocuments(searchQuery);
// add new index entry
var doc = CreateDocument(sampleData);
// add entry to index
writer.AddDocument(doc);
}
