private void SaveStudyHistory(string compressSyntax)
{
using (
IUpdateContext ctx = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush))
{
var history = StudyHistoryHelper.CreateStudyHistoryRecord(ctx, StorageLocation, StorageLocation,
StudyHistoryTypeEnum.StudyCompress, null,
new CompressionStudyHistory
{
TimeStamp = Platform.Time,
FinalTransferSyntaxUid = compressSyntax,
OriginalTransferSyntaxUid =
StorageLocation.TransferSyntaxUid
});
if (history != null)
{
ctx.Commit();
}
}
}
private void LogHistory()
{
Platform.Log(LogLevel.Debug, "Logging history record...");
using (IUpdateContext ctx = PersistentStoreRegistry.GetDefaultStore().OpenUpdateContext(UpdateContextSyncMode.Flush))
{
// create the change log based on info stored in the queue entry
var changeLog = new ReprocessStudyChangeLog
{
TimeStamp = Platform.Time,
StudyInstanceUid = StorageLocation.StudyInstanceUid,
Reason = _queueData.ChangeLog != null ? _queueData.ChangeLog.Reason : "N/A",
User = _queueData.ChangeLog != null ? _queueData.ChangeLog.User : "******"
};
StudyHistory history = StudyHistoryHelper.CreateStudyHistoryRecord(ctx, StorageLocation, null, StudyHistoryTypeEnum.Reprocessed, null, changeLog);
if (history != null)
{
ctx.Commit();
}
}
}
protected override void OnExecute(CommandProcessor theProcessor, IUpdateContext updateContext)
{
// Check if the File is the same syntax as the
TransferSyntax fileSyntax = _file.TransferSyntax;
TransferSyntax dbSyntax = TransferSyntax.GetTransferSyntax(_location.TransferSyntaxUid);
// Check if the syntaxes match the location
if ((!fileSyntax.Encapsulated && !dbSyntax.Encapsulated) ||
(fileSyntax.LosslessCompressed && dbSyntax.LosslessCompressed) ||
(fileSyntax.LossyCompressed && dbSyntax.LossyCompressed))
{
// no changes necessary, just return;
return;
}
// Select the Server Transfer Syntax
var syntaxCriteria = new ServerTransferSyntaxSelectCriteria();
var syntaxBroker = updateContext.GetBroker <IServerTransferSyntaxEntityBroker>();
syntaxCriteria.Uid.EqualTo(fileSyntax.UidString);
ServerTransferSyntax serverSyntax = syntaxBroker.FindOne(syntaxCriteria);
if (serverSyntax == null)
{
Platform.Log(LogLevel.Error, "Unable to load ServerTransferSyntax for {0}. Unable to update study status.", fileSyntax.Name);
return;
}
// Get the FilesystemStudyStorage update broker ready
var filesystemStudyStorageEntityBroker = updateContext.GetBroker <IFilesystemStudyStorageEntityBroker>();
var filesystemStorageUpdate = new FilesystemStudyStorageUpdateColumns();
var filesystemStorageCritiera = new FilesystemStudyStorageSelectCriteria();
filesystemStorageUpdate.ServerTransferSyntaxKey = serverSyntax.Key;
filesystemStorageCritiera.StudyStorageKey.EqualTo(_location.Key);
// Save a StudyHistory record for the compression that occurred.
StudyHistoryHelper.CreateStudyHistoryRecord(updateContext, _location, _location, StudyHistoryTypeEnum.SopCompress,
null, new CompressionStudyHistory
{
TimeStamp = Platform.Time,
OriginalTransferSyntaxUid = dbSyntax.UidString,
FinalTransferSyntaxUid = fileSyntax.UidString
});
// Get the StudyStorage update broker ready
var studyStorageBroker =
updateContext.GetBroker <IStudyStorageEntityBroker>();
var studyStorageUpdate = new StudyStorageUpdateColumns();
StudyStatusEnum statusEnum = _location.StudyStatusEnum;
if (fileSyntax.LossyCompressed)
{
studyStorageUpdate.StudyStatusEnum = statusEnum = StudyStatusEnum.OnlineLossy;
}
else if (fileSyntax.LosslessCompressed)
{
studyStorageUpdate.StudyStatusEnum = statusEnum = StudyStatusEnum.OnlineLossless;
}
studyStorageUpdate.LastAccessedTime = Platform.Time;
if (!filesystemStudyStorageEntityBroker.Update(filesystemStorageCritiera, filesystemStorageUpdate))
{
Platform.Log(LogLevel.Error, "Unable to update FilesystemQueue row: Study {0}, Server Entity {1}",
_location.StudyInstanceUid, _location.ServerPartitionKey);
}
else if (!studyStorageBroker.Update(_location.GetKey(), studyStorageUpdate))
{
Platform.Log(LogLevel.Error, "Unable to update StudyStorage row: Study {0}, Server Entity {1}",
_location.StudyInstanceUid, _location.ServerPartitionKey);
}
else
{
// Update the location, so the next time we come in here, we don't try and update the database
// for another sop in the study.
_location.StudyStatusEnum = statusEnum;
_location.TransferSyntaxUid = fileSyntax.UidString;
_location.ServerTransferSyntaxKey = serverSyntax.Key;
}
}