private IList <int> Search(string text, int tipodocumentoId, string startDate, string endDate)
{
var directory = this.GetDirectory();
var indexReader = this.GetIndexReader(directory);
var searcher = new IndexSearcher(indexReader);
try
{
var query = this.BuildQuery(text, tipodocumentoId);
var filter = this.BuildDateFilter(startDate, endDate);
var sort = new Sort(new SortField("dataCriacao", SortField.LONG, true));
var docs = searcher.Search(query, filter, this.configuracoesDaAplicacao.ResultadoMaximoConsulta, sort);
// create highlighter
var formatter = new SimpleHTMLFormatter("<span class=\"result-highlight\">", "</span>");
var scorer = new QueryScorer(query);
this.Highlighter = new Highlighter(formatter, scorer);
this.Stream = LuceneEngineBase.GetAnalyzer().TokenStream(string.Empty, new StringReader(text));
return(this.BuildSearchResult(docs, searcher));
}
finally
{
searcher.Dispose();
indexReader.Dispose();
directory.Dispose();
}
}
protected IndexWriter GetIndexWriter(FSDirectory directory)
{
return(new IndexWriter(
this.GetDirectory(),
LuceneEngineBase.GetAnalyzer(),
IndexWriter.MaxFieldLength.UNLIMITED));
}
private Query GetParsedQuery(string queryText)
{
var queryParser = new QueryParser(
LuceneEngineBase.GetVersion(), "assunto", LuceneEngineBase.GetAnalyzer())
{
AllowLeadingWildcard = true
};
return(queryParser.Parse(queryText));
}
public LuceneIndexerSession Begin(string indexDirectory)
{
Log.App.DebugFormat("Abrindo indice em {0}", indexDirectory);
directory = FSDirectory.Open(new DirectoryInfo(indexDirectory));
writer = new IndexWriter(
directory,
LuceneEngineBase.GetAnalyzer(),
IndexWriter.MaxFieldLength.UNLIMITED);
return(this);
}
public static Analyzer GetAnalyzer()
{
return(new BrazilianAnalyzerCustom(LuceneEngineBase.GetVersion()));
}