private void Deserialise(Type userDataType)
{
if (_data == null)
{
// decompress 1st if required
Decompress();
// now deserialise
Type dataTypeType = userDataType ?? _dataTypeType;
if ((dataTypeType == null) && !String.IsNullOrEmpty(DataTypeName))
{
dataTypeType = Type.GetType(DataTypeName);
}
var serialFormat = (SerialFormat)SysProps.GetValue(SysPropName.SAlg, (int)SerialFormat.Undefined);
if (String.IsNullOrEmpty(_text))
{
// null data object
_data = null;
}
else if (serialFormat == SerialFormat.Binary)
{
// use Binary deserialiser
_data = BinarySerializerHelper.DeserializeFromString(_text);
}
else if (serialFormat == SerialFormat.Soap)
{
// use Soap deserialiser
_data = SoapSerializerHelper.DeserializeFromString(_text);
}
else if (serialFormat == SerialFormat.Json)
{
// use Json deserialiser
_data = JsonSerializerHelper.DeserializeFromString(dataTypeType, _text);
}
else if (dataTypeType != null)
{
// try default xml serialiser
_data = XmlSerializerHelper.DeserializeFromString(dataTypeType, _text);
}
else
{
throw new ApplicationException("Cannot deserialise!");
}
}
}
public static void TransferObjects(DataTransferJob job, ref long cancelFlag)
{
int sourceSizeInBytes = 0;
int sourceSizeInChars = 0;
int targetSizeInBytes = 0;
int targetSizeInChars = 0;
var sourceItems = new List <RawItem>();
if ((job.SourceClient != null) || (job.SourceStream != null))
{
//logger.LogDebug("Loading ...");
if (job.SourceStream != null)
{
// source is a file
int loadCount = 0;
while (!job.SourceStream.EndOfStream)
{
string itemAsString = job.SourceStream.ReadLine();
var item = (RawItem)BinarySerializerHelper.DeserializeFromString(itemAsString);
if (item.ItemKind == (int)ItemKind.Object)
{
sourceSizeInBytes += item.YData?.Length ?? 0;
if (itemAsString != null)
{
sourceSizeInChars += itemAsString.Length;
}
sourceItems.Add(item);
loadCount++;
//if (loadCount % 2500 == 0)
// logger.LogDebug("Loaded {0} objects ...", loadCount);
}
if (Interlocked.Add(ref cancelFlag, 0) > 0)
{
//logger.LogDebug("Transfer cancelled! ({0} objects loaded)", loadCount);
return;
}
}
}
else
{
// source is a server
if (job.SourceClient != null)
{
List <ICoreItem> list = job.SourceClient.LoadUntypedItems(job.DataTypeName, ItemKind.Object, job.Filter, false);
foreach (ICoreItem item in list)
{
sourceSizeInBytes += item.SysProps.GetValue(SysPropName.ZLen, 0);
sourceSizeInChars += item.SysProps.GetValue(SysPropName.TLen, 0);
sourceItems.Add(new RawItem(item));
}
}
}
}
if ((job.TargetClient != null) || (job.TargetStream != null))
{
int saveCount = 0;
if (job.TargetStream != null)
{
// to stream
foreach (RawItem item in sourceItems)
{
string itemAsString = BinarySerializerHelper.SerializeToString(item);
job.TargetStream.WriteLine(itemAsString);
targetSizeInBytes = sourceSizeInBytes;
targetSizeInChars += itemAsString.Length;
saveCount++;
//if (saveCount % 2500 == 0)
// logger.LogDebug("Saved {0} objects ...", saveCount);
if (Interlocked.Add(ref cancelFlag, 0) > 0)
{
//logger.LogDebug("Transfer cancelled! ({0} objects saved)", saveCount);
return;
}
}
}
else
{
// to server
targetSizeInBytes = sourceSizeInBytes;
targetSizeInChars = sourceSizeInChars;
//
//This is where we can replace the appScope
//
//foreach(var item in sourceItems)
//{
// item.AppScope = AppScopeNames.Current;
//}
job.TargetClient?.SaveRawItems(sourceItems);
saveCount += sourceItems.Count;
}
job.TargetStream?.Flush();
//logger.LogDebug("Saved {0} objects ({1} chars, {2} bytes)", saveCount, targetSizeInChars, targetSizeInBytes);
}
else
{
//if(!job.ReadOnly)
// logger.LogError("No target specified!");
}
}