public static LuceneResult SearchBIMXchange(string field, string key, int pageSize, int pageNumber)
{
const string luceneIndexPath = "C:\\LuceneIndex";
var directory = FSDirectory.Open(new DirectoryInfo(luceneIndexPath));
var analyzer = new StandardAnalyzer(Version.LUCENE_29);
var parser = new QueryParser(Version.LUCENE_29, field, analyzer);
var query = parser.Parse(String.Format("{0}*", key));
var searcher = new IndexSearcher(directory, true);
var topDocs = searcher.Search(query, 1000000);
var docs = new List<Document>();
var start = (pageNumber-1)*pageSize;
for (var i = start; i < start + pageSize && i < topDocs.TotalHits; i++)
{
var scoreDoc = topDocs.ScoreDocs[i];
var docId = scoreDoc.doc;
var doc = searcher.Doc(docId);
docs.Add(doc);
}
searcher.Close();
directory.Close();
var result = new LuceneResult {Results = docs, TotalCount = topDocs.TotalHits};
return result;
}
public static LuceneResult MultiSearchBIMXchange(Dictionary<string,string> terms, int pageSize, int pageNumber)
{
var directory = FSDirectory.Open(new DirectoryInfo("LuceneIndex"));
var booleanQuery = new BooleanQuery();
foreach(var term in terms)
{
var query = new TermQuery(new Term(term.Key, term.Value));
booleanQuery.Add(query,BooleanClause.Occur.MUST);
}
var searcher = new IndexSearcher(directory, true);
var topDocs = searcher.Search(booleanQuery, 10);
var docs = new List<Document>();
var start = (pageNumber - 1) * pageSize;
for (var i = start; i < start + pageSize && i < topDocs.TotalHits; i++)
{
var scoreDoc = topDocs.ScoreDocs[i];
var docId = scoreDoc.doc;
var doc = searcher.Doc(docId);
docs.Add(doc);
}
searcher.Close();
directory.Close();
var result = new LuceneResult {Results = docs, TotalCount = topDocs.TotalHits};
return result;
}