public WADOResponse Process(WADORequestTypeHandlerContext context)
{
Platform.CheckForNullReference(context, "httpContext");
Platform.CheckForNullReference(context.ServerAE, "context.ServerAE");
Platform.CheckForNullReference(context.HttpContext, "context.HttpContext");
// Cache the query string for performance purpose. Every time Request.QueryString is called, .NET will rebuild the entire dictionary.
NameValueCollection query = context.HttpContext.Request.QueryString;
ServerPartition partition = ServerPartitionMonitor.Instance.GetPartition(context.ServerAE);
if (partition == null)
{
throw new WADOException(HttpStatusCode.NotFound, String.Format(SR.FaultPartitionNotExists, context.ServerAE));
}
if (!partition.Enabled)
{
throw new WADOException(HttpStatusCode.Forbidden, String.Format(SR.FaultPartitionDisabled, context.ServerAE));
}
ImageStreamingContext streamingContext = new ImageStreamingContext(context.HttpContext);
streamingContext.ServerAE = context.ServerAE;
streamingContext.ContentType = query["ContentType"];
streamingContext.AcceptTypes = context.HttpContext.Request.AcceptTypes;
streamingContext.StudyInstanceUid = query["studyuid"];
streamingContext.SeriesInstanceUid = query["seriesuid"];
streamingContext.ObjectUid = query["objectuid"];
string sessionId = context.HttpContext.Request.RemoteEndPoint.Address.ToString();
StudyStorageLoader storageLoader = new StudyStorageLoader(sessionId);
storageLoader.CacheEnabled = ImageStreamingServerSettings.Default.EnableCache;
storageLoader.CacheRetentionTime = ImageStreamingServerSettings.Default.CacheRetentionWindow;
streamingContext.StorageLocation = storageLoader.Find(streamingContext.StudyInstanceUid, partition);
// convert the dicom image into the appropriate mime type
WADOResponse response = new WADOResponse();
IImageMimeTypeProcessor processor = GetMimeTypeProcessor(streamingContext);
MimeTypeProcessorOutput output = processor.Process(streamingContext);
response.Output = output.Output;
response.ContentType = output.ContentType;
response.IsLast = output.IsLast;
return(response);
}
public WADOResponse Process(WADORequestTypeHandlerContext context)
{
Platform.CheckForNullReference(context, "httpContext");
Platform.CheckForNullReference(context.ServerAE, "context.ServerAE");
Platform.CheckForNullReference(context.HttpContext, "context.HttpContext");
// Cache the query string for performance purpose. Every time Request.QueryString is called, .NET will rebuild the entire dictionary.
NameValueCollection query = context.HttpContext.Request.QueryString;
ServerPartition partition = ServerPartitionMonitor.Instance.GetPartition(context.ServerAE);
if (partition== null)
throw new WADOException(HttpStatusCode.NotFound, String.Format(SR.FaultPartitionNotExists, context.ServerAE));
if (!partition.Enabled)
throw new WADOException(HttpStatusCode.Forbidden, String.Format(SR.FaultPartitionDisabled, context.ServerAE));
ImageStreamingContext streamingContext = new ImageStreamingContext(context.HttpContext);
streamingContext.ServerAE = context.ServerAE;
streamingContext.ContentType = query["ContentType"];
streamingContext.AcceptTypes = context.HttpContext.Request.AcceptTypes;
streamingContext.StudyInstanceUid = query["studyuid"];
streamingContext.SeriesInstanceUid = query["seriesuid"];
streamingContext.ObjectUid = query["objectuid"];
string sessionId = context.HttpContext.Request.RemoteEndPoint.Address.ToString();
StudyStorageLoader storageLoader = new StudyStorageLoader(sessionId);
storageLoader.CacheEnabled = ImageStreamingServerSettings.Default.EnableCache;
storageLoader.CacheRetentionTime = ImageStreamingServerSettings.Default.CacheRetentionWindow;
streamingContext.StorageLocation = storageLoader.Find(streamingContext.StudyInstanceUid, partition);
// convert the dicom image into the appropriate mime type
WADOResponse response = new WADOResponse();
IImageMimeTypeProcessor processor = GetMimeTypeProcessor(streamingContext);
MimeTypeProcessorOutput output = processor.Process(streamingContext);
response.Output = output.Output;
response.ContentType = output.ContentType;
response.IsLast = output.IsLast;
return response;
}
public HeaderLoader(HeaderStreamingContext context)
{
_studyInstanceUid = context.Parameters.StudyInstanceUID;
_partitionAE = context.Parameters.ServerAETitle;
_statistics.FindStudyFolder.Start();
string sessionId = context.CallerAE;
ServerPartition partition = ServerPartitionMonitor.Instance.GetPartition(_partitionAE);
StudyStorageLoader storageLoader = new StudyStorageLoader(sessionId);
storageLoader.CacheEnabled = ImageStreamingServerSettings.Default.EnableCache;
storageLoader.CacheRetentionTime = ImageStreamingServerSettings.Default.CacheRetentionWindow;
StudyLocation = storageLoader.Find(_studyInstanceUid, partition);
if (StudyLocation != null && StudyLocation.QueueStudyStateEnum != QueueStudyStateEnum.Idle)
{
Platform.Log(LogLevel.Warn, "Accessing to study {0} while its current state is {1}",
StudyLocation.StudyInstanceUid, StudyLocation.QueueStudyStateEnum);
}
_statistics.FindStudyFolder.End();
}