public async Task <TResult> ExecuteAsync <TResult>(Func <IStorageDbConnection, object[], IDbTransaction, CancellationToken, Task <TResult> > command, object[] args, IsolationLevel il, CancellationToken cancellationToken)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
var writer = new StringTextWriter();
writer.WriteAa();
var conn = new StorageDbConnection(await CreateDbConnectionWithOpenAsync(cancellationToken), writer);
writer.WriteBb(Identity);
var tr = conn.BeginTransaction(il);
writer.WriteFf();
try
{
var result = await command(conn, args, tr, cancellationToken);
tr.Commit();
writer.WriteGg();
writer.WriteCc();
return(result);
}
catch (Exception e)
{
writer.WriteError(e.Message);
tr.Rollback();
writer.WriteHh();
throw new InvalidOperationException("Command failed to execute!", e);
}
finally
{
conn.Close();
conn.Dispose();
tr.Dispose();
writer.WriteDd(Identity);
writer.WriteEe();
var message = writer.ToStringWithClear();
Logger.Write(message);
}
}
public async Task ExecuteAsync(Func <IStorageDbConnection, object[], CancellationToken, Task> command, object[] args, CancellationToken cancellationToken)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
var writer = new StringTextWriter();
writer.WriteAa();
var conn = new StorageDbConnection(await CreateDbConnectionWithOpenAsync(cancellationToken), writer);
writer.WriteBb(Identity);
try
{
await command(conn, args, cancellationToken);
writer.WriteCc();
}
catch (Exception e)
{
writer.WriteError(e.Message);
throw new InvalidOperationException("Command failed to execute!", e);
}
finally
{
conn.Close();
conn.Dispose();
writer.WriteDd(Identity);
writer.WriteEe();
var message = writer.ToStringWithClear();
Logger.Write(message);
}
}