internal SQLiteEnlistment(
SQLiteConnection cnn,
Transaction scope,
System.Data.IsolationLevel defaultIsolationLevel,
bool throwOnUnavailable,
bool throwOnUnsupported
)
{
_transaction = cnn.BeginTransaction(GetSystemDataIsolationLevel(
cnn, scope, defaultIsolationLevel, throwOnUnavailable,
throwOnUnsupported));
_scope = scope;
_scope.EnlistVolatile(this, System.Transactions.EnlistmentOptions.None);
}
///////////////////////////////////////////////////////////////////////////
private void Cleanup(SQLiteConnection cnn)
{
if (_disposeConnection)
cnn.Dispose();
_transaction = null;
_scope = null;
}
///////////////////////////////////////////////////////////////////////////
private /* protected virtual */ void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
////////////////////////////////////
// dispose managed resources here...
////////////////////////////////////
if (_transaction != null)
{
_transaction.Dispose();
_transaction = null;
}
if (_scope != null)
{
// _scope.Dispose(); // NOTE: Not "owned" by us.
_scope = null;
}
}
//////////////////////////////////////
// release unmanaged resources here...
//////////////////////////////////////
disposed = true;
}
}
/// <summary>
/// Initializes a command with the given SQL, connection and transaction
/// </summary>
/// <param name="commandText">The SQL command text</param>
/// <param name="connection">The connection to associate with the command</param>
/// <param name="transaction">The transaction the command should be associated with</param>
public SQLiteCommand(string commandText, SQLiteConnection connection, SQLiteTransaction transaction)
{
_commandTimeout = 30;
_parameterCollection = new SQLiteParameterCollection(this);
_designTimeVisible = true;
_updateRowSource = UpdateRowSource.None;
if (commandText != null)
CommandText = commandText;
if (connection != null)
{
DbConnection = connection;
_commandTimeout = connection.DefaultTimeout;
}
if (transaction != null)
Transaction = transaction;
SQLiteConnection.OnChanged(connection, new ConnectionEventArgs(
SQLiteConnectionEventType.NewCommand, null, transaction, this,
null, null, null, null));
}
