internal static TReturnValue TranslateXsoExceptionsWithReturnValue <TReturnValue>(IDiagnosticsSession tracer, LocalizedString errorString, XsoUtil.XsoExceptionHandlingFlags flags, Func <TReturnValue> xsoCall)
{
TReturnValue result = default(TReturnValue);
XsoUtil.TranslateXsoExceptions(tracer, errorString, flags, delegate()
{
result = xsoCall();
});
return(result);
}
private object[][] GetRowsFromQuery(ref Folder folder, ref QueryResult result, TSort lastReturnedSortKey, int lastReturnedDocumentId)
{
QueryResult tempQueryResult = result;
Folder tempFolder = folder;
folder = null;
result = null;
object[][] result2;
using (DisposeGuard disposeGuard = default(DisposeGuard))
{
if (tempFolder == null)
{
tempFolder = XsoUtil.TranslateXsoExceptionsWithReturnValue <Folder>(this.diagnosticsSession, Strings.ConnectionToMailboxFailed(this.session.MailboxGuid), () => Folder.Bind(this.session, this.folderId));
if (tempFolder == null)
{
return(CrawlerItemIterator <TSort> .QueryResultWrapper.EmptyResult);
}
disposeGuard.Add <Folder>(tempFolder);
tempQueryResult = XsoUtil.TranslateXsoExceptionsWithReturnValue <QueryResult>(this.diagnosticsSession, Strings.ConnectionToMailboxFailed(this.session.MailboxGuid), XsoUtil.XsoExceptionHandlingFlags.DoNotExpectObjectNotFound, () => tempFolder.ItemQuery(ItemQueryType.None, null, this.sortOrder, this.propertiesToRequest));
if (tempQueryResult == null)
{
return(CrawlerItemIterator <TSort> .QueryResultWrapper.EmptyResult);
}
disposeGuard.Add <QueryResult>(tempQueryResult);
bool isSeekSuccessful = false;
XsoUtil.TranslateXsoExceptions(this.diagnosticsSession, Strings.ConnectionToMailboxFailed(this.session.MailboxGuid), XsoUtil.XsoExceptionHandlingFlags.DoNotExpectObjectNotFound | XsoUtil.XsoExceptionHandlingFlags.DoNotExpectCorruptData, delegate()
{
if (this.sortProperty == ItemSchema.DocumentId)
{
tempQueryResult.SeekToCondition(SeekReference.OriginBeginning, new ComparisonFilter(this.isAscending ? ComparisonOperator.GreaterThan : ComparisonOperator.LessThan, ItemSchema.DocumentId, lastReturnedSortKey), SeekToConditionFlags.None);
}
else
{
tempQueryResult.SeekToCondition(SeekReference.OriginBeginning, new OrFilter(new QueryFilter[]
{
new AndFilter(new QueryFilter[]
{
new ComparisonFilter(this.isAscending ? ComparisonOperator.GreaterThanOrEqual : ComparisonOperator.LessThanOrEqual, this.sortProperty, lastReturnedSortKey),
new ComparisonFilter(ComparisonOperator.GreaterThan, ItemSchema.DocumentId, lastReturnedDocumentId)
}),
new ComparisonFilter(this.isAscending ? ComparisonOperator.GreaterThan : ComparisonOperator.LessThan, this.sortProperty, lastReturnedSortKey)
}), SeekToConditionFlags.AllowExtendedFilters);
}
isSeekSuccessful = true;
});
if (!isSeekSuccessful)
{
return(CrawlerItemIterator <TSort> .QueryResultWrapper.EmptyResult);
}
}
else
{
disposeGuard.Add <Folder>(tempFolder);
disposeGuard.Add <QueryResult>(tempQueryResult);
}
object[][] array = XsoUtil.TranslateXsoExceptionsWithReturnValue <object[][]>(this.diagnosticsSession, Strings.ConnectionToMailboxFailed(this.session.MailboxGuid), XsoUtil.XsoExceptionHandlingFlags.DoNotExpectObjectNotFound | XsoUtil.XsoExceptionHandlingFlags.DoNotExpectCorruptData, () => tempQueryResult.GetRows(this.maxRowCount));
if (array == null)
{
result2 = CrawlerItemIterator <TSort> .QueryResultWrapper.EmptyResult;
}
else
{
if (this.canCacheResult)
{
folder = tempFolder;
result = tempQueryResult;
disposeGuard.Success();
}
result2 = array;
}
}
return(result2);
}
internal static void TranslateXsoExceptions(IDiagnosticsSession tracer, LocalizedString errorString, Action xsoCall)
{
XsoUtil.TranslateXsoExceptions(tracer, errorString, XsoUtil.XsoExceptionHandlingFlags.None, xsoCall);
}