private OutgoingMessage HandleNormalEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
var enumerator = GetEnumerator(request, requestMessage, context, responseMessage);
OnEnumerationStarted(context.Context, enumerator, request.EnumerationMode);
responseMessage.SetBody(
new SerializerBodyWriter(new EnumerateResponse
{
EnumerationContext = contextKey,
Expires = request.Expires
}));
return responseMessage;
}
private IEnumerator <object> GetEnumerator(EnumerateRequest request, IncomingMessage requestMessage, EnumerationContext context, OutgoingMessage responseMessage)
{
return(GetHandler(request.Filter)
.Enumerate(context, requestMessage, responseMessage)
.GetEnumerator());
}
private OutgoingMessage HandleNormalEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
var enumerator = GetEnumerator(request, requestMessage, context, responseMessage);
OnEnumerationStarted(context.Context, enumerator, request.EnumerationMode);
responseMessage.SetBody(
new SerializerBodyWriter(new EnumerateResponse
{
EnumerationContext = contextKey,
Expires = request.Expires
}));
return(responseMessage);
}
private OutgoingMessage HandleOptimizedEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
var maxElements = CalculateMaxElements(request.MaxElements);
if (request.EnumerationMode == EnumerationMode.EnumerateEPR)
{
var enumerator = GetEnumerator(request, requestMessage, context, responseMessage);
bool endOfSequence;
var items = enumerator.Take(maxElements, out endOfSequence);
if (!endOfSequence)
{
OnEnumerationStarted(context.Context, enumerator, request.EnumerationMode);
}
responseMessage.SetBody(new SerializerBodyWriter(
new EnumerateResponse
{
Items = new EnumerationItemList(items, request.EnumerationMode),
EndOfSequence = endOfSequence ? new EndOfSequence() : null,
EnumerationContext = endOfSequence ? null : contextKey
}));
return(responseMessage);
}
throw new NotSupportedException();
}
private OutgoingMessage HandleCountEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
int count = GetHandler(request.Filter)
.EstimateRemainingItemsCount(context, requestMessage, responseMessage);
responseMessage.AddHeader(new TotalItemsCountEstimateHeader(count), false);
responseMessage.SetBody(new SerializerBodyWriter(new EnumerateResponse
{
EnumerationContext = contextKey
}));
return(responseMessage);
}
private IEnumerator<object> GetEnumerator(EnumerateRequest request, IncomingMessage requestMessage, EnumerationContext context, OutgoingMessage responseMessage)
{
return GetHandler(request.Filter)
.Enumerate(context, requestMessage, responseMessage)
.GetEnumerator();
}
private OutgoingMessage HandleOptimizedEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
var maxElements = CalculateMaxElements(request.MaxElements);
if (request.EnumerationMode == EnumerationMode.EnumerateEPR)
{
var enumerator = GetEnumerator(request, requestMessage, context, responseMessage);
bool endOfSequence;
var items = enumerator.Take(maxElements, out endOfSequence);
if (!endOfSequence)
{
OnEnumerationStarted(context.Context, enumerator, request.EnumerationMode);
}
responseMessage.SetBody(new SerializerBodyWriter(
new EnumerateResponse
{
Items = new EnumerationItemList(items, request.EnumerationMode),
EndOfSequence = endOfSequence ? new EndOfSequence() : null,
EnumerationContext = endOfSequence ? null : contextKey
}));
return responseMessage;
}
throw new NotSupportedException();
}
private OutgoingMessage HandleCountEnumerate(IncomingMessage requestMessage, EnumerationContextKey contextKey, EnumerateRequest request, EnumerationContext context)
{
var responseMessage = CreateEnumerateResponse();
int count = GetHandler(request.Filter)
.EstimateRemainingItemsCount(context, requestMessage, responseMessage);
responseMessage.AddHeader(new TotalItemsCountEstimateHeader(count), false);
responseMessage.SetBody(new SerializerBodyWriter(new EnumerateResponse
{
EnumerationContext = contextKey
}));
return responseMessage;
}
