public int Compare(string value1, string value2)
{
return(NullSafeComparer.Compare(value1, value2));
}
public void IndexField(string fieldName)
{
lock (transactionLockObject)
{
if (isDisposed)
{
throw new ObjectDisposedException("Can't use IndexField() after Dispose() or Delete()");
}
if (isFieldIndexesInUse)
{
throw new InvalidOperationException("Can't use IndexField() before disposing the enumerable from a FindDocumentIds call");
}
if (DebugLogHandler != null)
{
DebugLogHandler("IndexField: fieldName=" + fieldName);
}
journalWriter.Start();
try
{
fieldIndexes.ClearField(fieldName);
List <KeyValuePair <uint, IComparable> > list = new List <KeyValuePair <uint, IComparable> >();
foreach (KeyValuePair <uint, byte[]> document2 in packedFile.Documents)
{
if (document2.Key != metadataDocumentId)
{
TDocument document = DecryptAndDeserialize(document2.Value, document2.Key);
IComparable fieldValue = fieldIndexes.GetFieldValue(fieldName, document);
list.Add(new KeyValuePair <uint, IComparable>(document2.Key, fieldValue));
}
}
list.Sort((KeyValuePair <uint, IComparable> a, KeyValuePair <uint, IComparable> b) => NullSafeComparer.Compare(a.Value, b.Value));
fieldIndexes.InsertPreSorted(fieldName, list);
journalWriter.Finish();
journalPlayer.Play();
}
catch (Exception)
{
journalWriter.Discard();
throw;
}
}
}
public static IEnumerable <KeyValuePair <uint, TField> > FindDocumentsGreaterThanOrEqualTo <TDocument, TField>(this IDocumentCollection <TDocument> collection, string fieldName, TField value) where TDocument : AbstractDocument, new()where TField : IComparable <TField>
{
return(collection.FindDocuments(fieldName, value, (TField v) => NullSafeComparer.Compare(v, value) >= 0));
}
public static IEnumerable <KeyValuePair <uint, TField> > FindDocumentsRangeExclusiveInclusive <TDocument, TField>(this IDocumentCollection <TDocument> collection, string fieldName, TField startValue, TField endValue) where TDocument : AbstractDocument, new()where TField : IComparable <TField>
{
return(collection.FindDocuments(fieldName, startValue, (TField v) => NullSafeComparer.Compare(v, startValue) > 0 && NullSafeComparer.Compare(v, endValue) <= 0));
}
public static IEnumerable <uint> FindDocumentIdsEqual <TDocument, TField>(this IDocumentCollection <TDocument> collection, string fieldName, TField value) where TDocument : AbstractDocument, new()where TField : IComparable <TField>
{
return(collection.FindDocumentIds(fieldName, value, (TField v) => NullSafeComparer.Compare(v, value) == 0));
}