public IdentifiedData History(string resourceType, string id)
{
this.ThrowIfNotReady();
try
{
var handler = ResourceHandlerUtil.Current.GetResourceHandler(resourceType);
if (handler != null)
{
String since = WebOperationContext.Current.IncomingRequest.UriTemplateMatch.QueryParameters["_since"];
Guid sinceGuid = since != null?Guid.Parse(since) : Guid.Empty;
// Query
var retVal = handler.Get(Guid.Parse(id), Guid.Empty) as IVersionedEntity;
List <IVersionedEntity> histItm = new List <IVersionedEntity>()
{
retVal
};
while (retVal.PreviousVersionKey.HasValue)
{
retVal = handler.Get(Guid.Parse(id), retVal.PreviousVersionKey.Value) as IVersionedEntity;
if (retVal != null)
{
histItm.Add(retVal);
}
// Should we stop fetching?
if (retVal?.VersionKey == sinceGuid)
{
break;
}
}
// Lock the item
return(BundleUtil.CreateBundle(histItm.OfType <IdentifiedData>(), histItm.Count, 0, false));
}
else
{
throw new FileNotFoundException(resourceType);
}
}
catch (Exception e)
{
var remoteEndpoint = OperationContext.Current.IncomingMessageProperties[RemoteEndpointMessageProperty.Name] as RemoteEndpointMessageProperty;
this.m_traceSource.TraceEvent(TraceEventType.Error, e.HResult, String.Format("{0} - {1}", remoteEndpoint?.Address, e.ToString()));
throw;
}
}
public IdentifiedData Search(string resourceType)
{
this.ThrowIfNotReady();
try
{
var handler = ResourceHandlerUtil.Current.GetResourceHandler(resourceType);
if (handler != null)
{
String offset = WebOperationContext.Current.IncomingRequest.UriTemplateMatch.QueryParameters["_offset"],
count = WebOperationContext.Current.IncomingRequest.UriTemplateMatch.QueryParameters["_count"];
var query = WebOperationContext.Current.IncomingRequest.UriTemplateMatch.QueryParameters.ToQuery();
// Modified on?
if (WebOperationContext.Current.IncomingRequest.IfModifiedSince.HasValue)
{
query.Add("modifiedOn", ">" + WebOperationContext.Current.IncomingRequest.IfModifiedSince.Value.ToString("o"));
}
// No obsoletion time?
if (typeof(BaseEntityData).IsAssignableFrom(handler.Type) && !query.ContainsKey("obsoletionTime"))
{
query.Add("obsoletionTime", "null");
}
int totalResults = 0;
// Lean mode
var lean = WebOperationContext.Current.IncomingRequest.UriTemplateMatch.QueryParameters["_lean"];
bool parsedLean = false;
bool.TryParse(lean, out parsedLean);
var retVal = handler.Query(query, Int32.Parse(offset ?? "0"), Int32.Parse(count ?? "100"), out totalResults).Select(o => o.GetLocked()).ToList();
WebOperationContext.Current.OutgoingResponse.LastModified = retVal.OrderByDescending(o => o.ModifiedOn).FirstOrDefault()?.ModifiedOn.DateTime ?? DateTime.Now;
// Last modification time and not modified conditions
if ((WebOperationContext.Current.IncomingRequest.IfModifiedSince.HasValue ||
WebOperationContext.Current.IncomingRequest.IfNoneMatch != null) &&
totalResults == 0)
{
WebOperationContext.Current.OutgoingResponse.StatusCode = HttpStatusCode.NotModified;
return(null);
}
else
{
if (query.ContainsKey("_all") || query.ContainsKey("_expand") || query.ContainsKey("_exclude"))
{
using (WaitThreadPool wtp = new WaitThreadPool())
{
foreach (var itm in retVal)
{
wtp.QueueUserWorkItem((o) => {
try
{
var i = o as IdentifiedData;
ObjectExpander.ExpandProperties(i, query);
ObjectExpander.ExcludeProperties(i, query);
}
catch (Exception e)
{
this.m_traceSource.TraceEvent(TraceEventType.Error, e.HResult, "Error setting properties: {0}", e);
}
}, itm);
}
wtp.WaitOne();
}
}
return(BundleUtil.CreateBundle(retVal, totalResults, Int32.Parse(offset ?? "0"), parsedLean));
}
}
else
{
throw new FileNotFoundException(resourceType);
}
}
catch (Exception e)
{
var remoteEndpoint = OperationContext.Current.IncomingMessageProperties[RemoteEndpointMessageProperty.Name] as RemoteEndpointMessageProperty;
this.m_traceSource.TraceEvent(TraceEventType.Error, e.HResult, String.Format("{0} - {1}", remoteEndpoint?.Address, e.ToString()));
throw;
}
}
