private void Expire(FbConnectionInternal connection)
{
try
{
connection.Dispose();
connection = null;
}
catch (Exception)
{
// Do not raise an exception as the connection could be invalid due to several reasons
// ( network problems, server shutdown, ... )
}
}
public override void Open()
{
lock (this)
{
if (string.IsNullOrEmpty(_connectionString))
{
throw new InvalidOperationException("Connection String is not initialized.");
}
if (!IsClosed && _state != ConnectionState.Connecting)
{
throw new InvalidOperationException("Connection already Open.");
}
#if !NETCORE10
if (_options.Enlist && System.Transactions.Transaction.Current == null)
{
throw new InvalidOperationException("There is no active TransactionScope to enlist transactions.");
}
#endif
try
{
OnStateChange(_state, ConnectionState.Connecting);
if (_options.Pooling)
{
_innerConnection = FbConnectionPoolManager.Instance.Get(_options, this);
}
else
{
// Do not use Connection Pooling
_innerConnection = new FbConnectionInternal(_options);
_innerConnection.SetOwningConnection(this);
_innerConnection.Connect();
}
#if !NETCORE10
try
{
_innerConnection.EnlistTransaction(System.Transactions.Transaction.Current);
}
catch
{
// if enlistment fails clean up innerConnection
_innerConnection.DisposeTransaction();
if (_options.Pooling)
{
// Send connection return back to the Pool
FbConnectionPoolManager.Instance.Release(_innerConnection);
}
else
{
_innerConnection.Dispose();
_innerConnection = null;
}
throw;
}
#endif
// Bind Warning messages event
_innerConnection.Database.WarningMessage = new WarningMessageCallback(OnWarningMessage);
// Update the connection state
OnStateChange(_state, ConnectionState.Open);
}
catch (IscException ex)
{
OnStateChange(_state, ConnectionState.Closed);
throw new FbException(ex.Message, ex);
}
catch
{
OnStateChange(_state, ConnectionState.Closed);
throw;
}
}
}
private void Expire(FbConnectionInternal connection)
{
try
{
connection.Dispose();
connection = null;
}
catch
{
// Do not raise an exception as the connection could be invalid due to several reasons
// ( network problems, server shutdown, ... )
}
}
public void Dispose()
{
_connection.Dispose();
}
public override void Open()
{
if (string.IsNullOrEmpty(_connectionString))
{
throw new InvalidOperationException("Connection String is not initialized.");
}
if (!IsClosed && _state != ConnectionState.Connecting)
{
throw new InvalidOperationException("Connection already Open.");
}
try
{
OnStateChange(_state, ConnectionState.Connecting);
if (_options.Pooling)
{
_innerConnection = FbConnectionPoolManager.Instance.Get(_options, this);
}
else
{
_innerConnection = new FbConnectionInternal(_options);
_innerConnection.SetOwningConnection(this);
_innerConnection.Connect();
}
if (_options.Enlist)
{
try
{
var transaction = System.Transactions.Transaction.Current;
if (transaction != null)
{
_innerConnection.EnlistTransaction(transaction);
}
}
catch
{
// if enlistment fails clean up innerConnection
_innerConnection.DisposeTransaction();
if (_options.Pooling)
{
FbConnectionPoolManager.Instance.Release(_innerConnection, true);
}
else
{
_innerConnection.Dispose();
_innerConnection = null;
}
throw;
}
}
// Bind Warning messages event
_innerConnection.Database.WarningMessage = OnWarningMessage;
// Update the connection state
OnStateChange(_state, ConnectionState.Open);
}
catch (IscException ex)
{
OnStateChange(_state, ConnectionState.Closed);
throw new FbException(ex.Message, ex);
}
catch
{
OnStateChange(_state, ConnectionState.Closed);
throw;
}
}
public void ReleaseConnection(FbConnectionInternal connection)
{
lock (_syncRoot)
{
CheckDisposedImpl();
var removed = _busy.Remove(connection);
if (removed && _available.Count < _connectionString.MaxPoolSize)
{
_available.Push(new Item(DateTimeOffset.UtcNow, connection));
}
else
{
connection.Dispose();
}
}
}
