/// <summary>
/// Gets database transaction associated with the given connection string. This is the actual database transaction that is to be
/// shared for all communication with this database.
/// </summary>
internal IDbTransaction GetDbTransaction(string connectionString, IDBProvider dbProvider)
{
// if this in not the real transaction, forward the call to real transaction
if (this.realGlobalTransaction == null)
{
if (!this.openTransactions.ContainsKey(connectionString))
{
IDbConnection connection = dbProvider.CreateConnection(connectionString);
connection.Open();
this.openTransactions.Add(connectionString, connection.BeginTransaction());
}
return this.openTransactions[connectionString];
}
else
{
return this.realGlobalTransaction.GetDbTransaction(connectionString, dbProvider);
}
}