/// <summary>
/// Add a new text facet label.
/// </summary>
/// <param name="dimensionName">The dimension name.</param>
/// <param name="directoryInfo">The directory information where all the files that are to be added are located.</param>
/// <param name="documents">The supported documents search filter, used to indicate what files are to be added for the dimension and path.</param>
/// <param name="path">The facet paths for the dimension.</param>
public void AddFacet(string dimensionName, DirectoryInfo directoryInfo, SupportedDocumentExtension documents, params string[] path)
{
_fileFacetFields.Add(new FacetField(dimensionName, path), new FileFacetModel(directoryInfo, documents));
}
/// <summary>
/// Remove documents from the existing index.
/// </summary>
/// <param name="directoryIndexInfo">The directory infomation where the index files are located.</param>
/// <param name="directoryInfo">The top level relative directory information where all the files that are to be removed are located.</param>
/// <param name="files">The array of all files that are to be removed relative to the directory info.</param>
/// <param name="documents">The supported documents search filter, used to indicate what files are to be removed.</param>
public void RemoveDocuments(DirectoryInfo directoryIndexInfo, DirectoryInfo directoryInfo, string[] files, SupportedDocumentExtension documents)
{
Lucene.Net.Index.IndexWriter writer = null;
Lucene.Net.Store.Directory directory = null;
try
{
if (documents != null)
{
// Create the analyzer.
SimpleAnalyzer simpleAnalyzer = new Analyzer.SimpleAnalyzer();
StandardAnalyzer standardAnalyzer = new Analyzer.StandardAnalyzer(simpleAnalyzer);
// Create the index writer.
directory = FSDirectory.Open(directoryIndexInfo);
IndexWriterConfig indexConfig = new IndexWriterConfig(Lucene.Net.Util.LuceneVersion.LUCENE_48, standardAnalyzer);
indexConfig.SetOpenMode(IndexWriterConfig.OpenMode_e.APPEND);
// Open existing or create new.
writer = new IndexWriter(directory, indexConfig);
// Create the directory filter.
DirectoryFilter filter = new DirectoryFilter();
Query[] queries = filter.RemoveDocuments(directoryInfo, files, documents);
writer.DeleteDocuments(queries);
// Commit the index.
writer.Commit();
}
}
catch (Exception)
{
throw;
}
finally
{
if (writer != null)
{
writer.Dispose();
}
if (directory != null)
{
directory.Dispose();
}
}
}
/// <summary>
///
/// </summary>
/// <param name="directoryInfo">The directory information where all the files that are to be added are located.</param>
/// <param name="documents">The supported documents search filter, used to indicate what files are to be added for the dimension and path.</param>
public FileFacetModel(DirectoryInfo directoryInfo, SupportedDocumentExtension documents)
{
DirectoryInfo = directoryInfo;
Documents = documents;
}
