public int SaveBlob(IBlobDb blobDb, int? transactionNumber = null)
{
if (blobDb.InstanceId != _instanceId)
throw new Exception("Attempt to save Blob with wrong InstanceId");
Blob record;
var recordOld = new Blob();
if (blobDb.BlobId == 0)
{
record = new Blob();
Context.AddToBlobs(record);
}
else
{
record = Context.Blobs.Where(r => r.BlobId == blobDb.BlobId).First();
ReflectionHelper.CopyAllProperties(record, recordOld);
}
record.InstanceId = _instanceId;
record.Data = blobDb.Data;
Context.SaveChanges();
if (blobDb.BlobId == 0)
{
blobDb.BlobId = record.BlobId;
LogToDb(UserId, "Blobs", record.BlobId, "I", XmlHelper.GetObjectXml(record), transactionNumber);
}
else
{
LogToDb(UserId, "Blobs", record.BlobId, "U", XmlHelper.GetDifferenceXml(recordOld, record), transactionNumber);
}
return blobDb.BlobId;
}
public void AddToBlobs(Blob record)
{
_context.AddToBlobs(record);
}
/// <summary>
/// Create a new Blob object.
/// </summary>
/// <param name="blobId">Initial value of the BlobId property.</param>
/// <param name="instanceId">Initial value of the InstanceId property.</param>
/// <param name="data">Initial value of the Data property.</param>
public static Blob CreateBlob(global::System.Int32 blobId, global::System.Int32 instanceId, global::System.Byte[] data)
{
Blob blob = new Blob();
blob.BlobId = blobId;
blob.InstanceId = instanceId;
blob.Data = data;
return blob;
}
/// <summary>
/// Deprecated Method for adding a new object to the Blobs EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToBlobs(Blob blob)
{
base.AddObject("Blobs", blob);
}