/// <summary>
/// Rollback the transaction then calls Dispose
/// </summary>
public void Rollback()
{
if (DBTransaction != null)
{
DBTransaction.Rollback();
DBTransaction.Dispose();
DBTransaction = null;
}
Dispose();
}
public void Dispose()
{
if (DBTransaction != null)
{
DBTransaction.Commit();
DBTransaction.Dispose();
DBTransaction = null;
}
if (DBConnection != null)
{
DBConnection.Dispose();
DBConnection = null;
}
}
public virtual async Task <ActionResult <Stream> > DownloadLogFile([FromRoute] long logId)
{
var transaction = new DBTransaction(table.Connection, CurrentUser);
try
{
var streamResult = await GetLogStream(logId, transaction);
if (streamResult.Value.Stream == null)
{
transaction.Dispose();
return(streamResult.Result);
}
return(new TransactFileStreamResult(streamResult.Value.Stream,
System.Net.Mime.MediaTypeNames.Application.Octet,
transaction, streamResult.Value.FileName));
}
catch (Exception ex)
{
transaction.Dispose();
return(BadRequest(ex));
}
}
public async Task <ActionResult <Stream> > DownloadFile([FromRoute] K id)
{
var transaction = new DBTransaction(table.Connection, CurrentUser);
try
{
var item = table.LoadById(id, DBLoadParam.Load | DBLoadParam.Referencing, null, transaction);
if (item == null)
{
return(NotFound());
}
if (!(item.Access?.GetFlag(AccessType.Download, transaction.Caller) ?? true) &&
!(item.Access?.GetFlag(AccessType.Update, transaction.Caller) ?? true))
{
return(Forbid());
}
if (table.FileNameKey == null)
{
return(BadRequest("No file columns presented!"));
}
var fileName = item.GetValue <string>(table.FileNameKey);
if (string.IsNullOrEmpty(fileName))
{
return(BadRequest("File name was not specified!"));
}
var stream = (Stream)null;
if (table.FileLOBKey != null && item.GetValue(table.FileLOBKey) != null)
{
stream = await item.GetLOB(table.FileLOBKey, transaction);
}
else if (table.FileKey != null)
{
stream = item.GetZipMemoryStream(table.FileKey, transaction);
}
else
{
return(BadRequest("No file columns presented!"));
}
return(new TransactFileStreamResult(stream,
System.Net.Mime.MediaTypeNames.Application.Octet,
transaction, fileName));
}
catch (Exception ex)
{
transaction.Dispose();
return(BadRequest(ex));
}
}
/// <summary>
/// Close transaction and connection. If transaction has not been rolled back, it is committed
/// </summary>
public void Dispose()
{
GC.SuppressFinalize(this);
try
{
if (DBTransaction != null)
{
DBTransaction.Commit();
DBTransaction.Dispose();
DBTransaction = null;
}
if (disposeConnection)
{
db.CloseConnection(DBConnection);
}
DBConnection = null;
}
catch
{
// don't care
}
}
protected virtual void Dispose(bool freeManagedResources)
{
if (freeManagedResources)
{
// free managed resources
if (_currentContext != null)
{
_currentContext.SqlContext.Transaction = null;
_currentContext.Dispose();
_currentContext = null;
}
DataContext.Current = _previousContext;
if (_transaction != null)
{
_transaction.Dispose();
_transaction = null;
}
}
// free native resources if there are any.
}
/// <summary>
/// Close transaction and connection. If transaction has not been rolled back, it is committed
/// </summary>
public void Dispose()
{
try
{
if (DBTransaction != null)
{
DBTransaction.Commit();
DBTransaction.Dispose();
DBTransaction = null;
}
if (DBConnection != null)
{
if (disposeConnection)
{
DBConnection.Dispose();
}
DBConnection = null;
}
}
catch
{
// don't care
}
}
