public virtual void TestLazyFieldsAfterClose()
{
Assert.IsTrue(dir != null);
Assert.IsTrue(fieldInfos != null);
FieldsReader reader = new FieldsReader(dir, TEST_SEGMENT_NAME, fieldInfos);
Assert.IsTrue(reader != null);
Assert.IsTrue(reader.Size() == 1);
System.Collections.Hashtable loadFieldNames = new System.Collections.Hashtable();
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_1_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_UTF1_KEY);
System.Collections.Hashtable lazyFieldNames = new System.Collections.Hashtable();
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LARGE_LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_BINARY_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.TEXT_FIELD_UTF2_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.COMPRESSED_TEXT_FIELD_2_KEY);
SetBasedFieldSelector fieldSelector = new SetBasedFieldSelector(loadFieldNames, lazyFieldNames);
Document doc = reader.Doc(0, fieldSelector);
Assert.IsTrue(doc != null, "doc is null and it shouldn't be");
Fieldable field = doc.GetFieldable(DocHelper.LAZY_FIELD_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy(), "field is not lazy and it should be");
reader.Close();
try
{
field.StringValue();
Assert.Fail("did not hit AlreadyClosedException as expected");
}
catch (AlreadyClosedException e)
{
// expected
}
}
public virtual void TestLazyPerformance()
{
System.String tmpIODir = SupportClass.AppSettings.Get("tempDir", "");
System.String userName = System.Environment.UserName;
System.String path = tmpIODir + System.IO.Path.DirectorySeparatorChar.ToString() + "lazyDir" + userName;
System.IO.FileInfo file = new System.IO.FileInfo(path);
_TestUtil.RmDir(file);
FSDirectory tmpDir = FSDirectory.Open(file);
Assert.IsTrue(tmpDir != null);
IndexWriter writer = new IndexWriter(tmpDir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
writer.SetUseCompoundFile(false);
writer.AddDocument(testDoc);
writer.Close();
Assert.IsTrue(fieldInfos != null);
FieldsReader reader;
long lazyTime = 0;
long regularTime = 0;
int length = 50;
System.Collections.Hashtable lazyFieldNames = new System.Collections.Hashtable();
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LARGE_LAZY_FIELD_KEY);
SetBasedFieldSelector fieldSelector = new SetBasedFieldSelector(new System.Collections.Hashtable(), lazyFieldNames);
for (int i = 0; i < length; i++)
{
reader = new FieldsReader(tmpDir, TEST_SEGMENT_NAME, fieldInfos);
Assert.IsTrue(reader != null);
Assert.IsTrue(reader.Size() == 1);
Document doc;
doc = reader.Doc(0, null); //Load all of them
Assert.IsTrue(doc != null, "doc is null and it shouldn't be");
Fieldable field = doc.GetFieldable(DocHelper.LARGE_LAZY_FIELD_KEY);
Assert.IsTrue(field.IsLazy() == false, "field is lazy");
System.String value_Renamed;
long start;
long finish;
start = (DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond);
//On my machine this was always 0ms.
value_Renamed = field.StringValue();
finish = (DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond);
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
Assert.IsTrue(field != null, "field is null and it shouldn't be");
regularTime += (finish - start);
reader.Close();
reader = null;
doc = null;
//Hmmm, are we still in cache???
System.GC.Collect();
reader = new FieldsReader(tmpDir, TEST_SEGMENT_NAME, fieldInfos);
doc = reader.Doc(0, fieldSelector);
field = doc.GetFieldable(DocHelper.LARGE_LAZY_FIELD_KEY);
Assert.IsTrue(field.IsLazy() == true, "field is not lazy");
start = (DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond);
//On my machine this took around 50 - 70ms
value_Renamed = field.StringValue();
finish = (DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond);
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
lazyTime += (finish - start);
reader.Close();
}
System.Console.Out.WriteLine("Average Non-lazy time (should be very close to zero): " + regularTime / length + " ms for " + length + " reads");
System.Console.Out.WriteLine("Average Lazy Time (should be greater than zero): " + lazyTime / length + " ms for " + length + " reads");
}
public virtual void TestLazyFields()
{
Assert.IsTrue(dir != null);
Assert.IsTrue(fieldInfos != null);
FieldsReader reader = new FieldsReader(dir, TEST_SEGMENT_NAME, fieldInfos);
Assert.IsTrue(reader != null);
Assert.IsTrue(reader.Size() == 1);
System.Collections.Hashtable loadFieldNames = new System.Collections.Hashtable();
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_1_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(loadFieldNames, DocHelper.TEXT_FIELD_UTF1_KEY);
System.Collections.Hashtable lazyFieldNames = new System.Collections.Hashtable();
//new String[]{DocHelper.LARGE_LAZY_FIELD_KEY, DocHelper.LAZY_FIELD_KEY, DocHelper.LAZY_FIELD_BINARY_KEY};
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LARGE_LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.LAZY_FIELD_BINARY_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.TEXT_FIELD_UTF2_KEY);
SupportClass.CollectionsHelper.AddIfNotContains(lazyFieldNames, DocHelper.COMPRESSED_TEXT_FIELD_2_KEY);
SetBasedFieldSelector fieldSelector = new SetBasedFieldSelector(loadFieldNames, lazyFieldNames);
Document doc = reader.Doc(0, fieldSelector);
Assert.IsTrue(doc != null, "doc is null and it shouldn't be");
Fieldable field = doc.GetFieldable(DocHelper.LAZY_FIELD_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy(), "field is not lazy and it should be");
System.String value_Renamed = field.StringValue();
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
Assert.IsTrue(value_Renamed.Equals(DocHelper.LAZY_FIELD_TEXT) == true, value_Renamed + " is not equal to " + DocHelper.LAZY_FIELD_TEXT);
field = doc.GetFieldable(DocHelper.COMPRESSED_TEXT_FIELD_2_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy(), "field is not lazy and it should be");
Assert.IsTrue(field.BinaryValue() == null, "binaryValue isn't null for lazy string field");
value_Renamed = field.StringValue();
Assert.IsTrue(value_Renamed != null, "value is null and it shouldn't be");
Assert.IsTrue(value_Renamed.Equals(DocHelper.FIELD_2_COMPRESSED_TEXT) == true, value_Renamed + " is not equal to " + DocHelper.FIELD_2_COMPRESSED_TEXT);
field = doc.GetFieldable(DocHelper.TEXT_FIELD_1_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == false, "Field is lazy and it should not be");
field = doc.GetFieldable(DocHelper.TEXT_FIELD_UTF1_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == false, "Field is lazy and it should not be");
Assert.IsTrue(field.StringValue().Equals(DocHelper.FIELD_UTF1_TEXT) == true, field.StringValue() + " is not equal to " + DocHelper.FIELD_UTF1_TEXT);
field = doc.GetFieldable(DocHelper.TEXT_FIELD_UTF2_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.IsLazy() == true, "Field is lazy and it should not be");
Assert.IsTrue(field.StringValue().Equals(DocHelper.FIELD_UTF2_TEXT) == true, field.StringValue() + " is not equal to " + DocHelper.FIELD_UTF2_TEXT);
field = doc.GetFieldable(DocHelper.LAZY_FIELD_BINARY_KEY);
Assert.IsTrue(field != null, "field is null and it shouldn't be");
Assert.IsTrue(field.StringValue() == null, "stringValue isn't null for lazy binary field");
byte[] bytes = field.BinaryValue();
Assert.IsTrue(bytes != null, "bytes is null and it shouldn't be");
Assert.IsTrue(DocHelper.LAZY_FIELD_BINARY_BYTES.Length == bytes.Length, "");
for (int i = 0; i < bytes.Length; i++)
{
Assert.IsTrue(bytes[i] == DocHelper.LAZY_FIELD_BINARY_BYTES[i], "byte[" + i + "] is mismatched");
}
}