public LukeSearchResult <T> Query <T>(Query query, int n)
{
lock (syncRoot)
{
if (_searcher != null && !_searcher.IndexReader.IsCurrent() && _activeSearches == 0)
{
_searcher.Dispose();
_searcher = null;
}
if (_searcher == null)
{
_searcher = new IndexSearcher((_writer ?? (_writer = CreateWriter(indexName))).GetReader());
}
}
LukeSearchResult <T> results;
Interlocked.Increment(ref _activeSearches);
try
{
results = _searcher.Query <T>(query, n);
}
finally
{
Interlocked.Decrement(ref _activeSearches);
}
return(results);
}
static void Main(string[] args)
{
// Initialize Everything
// ----------------------------------------------------------------
var watch = new Stopwatch();
var writer = GetWriter();
var analyzer = new StandardAnalyzer(Version.LUCENE_29);
var query = new TermQuery(new Term("PropString", "teststring"));
int iteratorCount;
IndexReader reader;
IndexSearcher searcher;
List <TestClass1> testObjects;
List <TestClass1> objectResults;
List <Document> documentResults;
List <long> Times = new List <long>();
// Create Test Objects
// ----------------------------------------------------------------
testObjects = new List <TestClass1>();
for (int i = 0; i < ObjectCount; i++)
{
testObjects.Add(new TestClass1(i));
}
// Test speed of writes
// ----------------------------------------------------------------
watch.Reset();
watch.Start();
writer.Write(testObjects.Take(1), analyzer);
watch.Stop();
Console.WriteLine("First Write: {0}ms", watch.ElapsedMilliseconds);
iteratorCount = IteratorCount;
while (iteratorCount-- > 0)
{
watch.Reset();
watch.Start();
writer.Write(testObjects, analyzer);
watch.Stop();
Times.Add(watch.ElapsedMilliseconds);
//Console.WriteLine("{0} Objects Written in {1}ms and {2:#,#} ticks", ObjectCount, watch.ElapsedMilliseconds, watch.ElapsedTicks);
}
Console.WriteLine("Average After Cached: {0}ms", Times.Skip(1).Average());
Times.Clear();
reader = writer.GetReader();
searcher = new IndexSearcher(reader);
// Test speed of reads
// ----------------------------------------------------------------
iteratorCount = IteratorCount;
while (iteratorCount-- > 0)
{
watch.Reset();
watch.Start();
objectResults = searcher.Query <TestClass1>(query, ObjectCount).ToList();
watch.Stop();
Times.Add(watch.ElapsedMilliseconds);
//Console.WriteLine("{0} Objects Read in {1}ms and {2:#,#} ticks", objectResults.Count, watch.ElapsedMilliseconds, watch.ElapsedTicks);
}
Console.WriteLine("First Read: {0}ms", Times[0]);
Console.WriteLine("Average After Cached: {0}ms", Times.Average());
Times.Clear();
// delete all
writer.DeleteAll();
Console.WriteLine("-------------- Native Lucene Methods ---------------");
watch.Reset();
watch.Start();
writer.AddDocument(TestClass1.ToDocument(testObjects[0]));
watch.Stop();
Console.WriteLine("First Write: {0}ms", watch.ElapsedMilliseconds);
iteratorCount = IteratorCount;
while (iteratorCount-- > 0)
{
watch.Reset();
watch.Start();
foreach (var testObject in testObjects)
{
writer.AddDocument(TestClass1.ToDocument(testObject));
}
watch.Stop();
Times.Add(watch.ElapsedMilliseconds);
}
Console.WriteLine("Average After Cached: {0}ms", Times.Average());
Times.Clear();
iteratorCount = IteratorCount;
while (iteratorCount-- > 0)
{
watch.Reset();
watch.Start();
documentResults =
searcher.Search(query, ObjectCount).ScoreDocs.Select(sd => reader.Document(sd.doc)).ToList();
watch.Stop();
Times.Add(watch.ElapsedMilliseconds);
}
Console.WriteLine("First Read: {0}ms", Times[0]);
Console.WriteLine("Average After Cached: {0}ms", Times.Skip(1).Average());
Times.Clear();
// delete all
writer.DeleteAll();
Console.ReadLine();
}
