public void MultipleDisposesCleanupMultipleAddRefs()
{
// Start at refcount 1
var wrapper = new DatabaseConnectionWrapper(connection);
wrapper.AddRef();
wrapper.AddRef();
wrapper.Dispose();
AssertNotDisposed(wrapper);
wrapper.Dispose();
AssertNotDisposed(wrapper);
wrapper.Dispose();
AssertDisposed(wrapper);
}
public void MultipleDisposesCleanupMultipleAddRefs()
{
// Start at refcount 1
var wrapper = new DatabaseConnectionWrapper(connection);
wrapper.AddRef();
wrapper.AddRef();
wrapper.Dispose();
AssertNotDisposed(wrapper);
wrapper.Dispose();
AssertNotDisposed(wrapper);
wrapper.Dispose();
AssertDisposed(wrapper);
}
public void AddRefRequiresExtraClose()
{
var wrapper = new DatabaseConnectionWrapper(connection);
using(wrapper.AddRef())
{
}
AssertNotDisposed(wrapper);
}
/// <summary>
/// <para>Creates a connection for this database.</para>
/// </summary>
/// <remarks>
/// This method has been overridden to support keeping a single connection open until you
/// explicitly close it with a call to <see cref="CloseSharedConnection"/>.
/// </remarks>
/// <returns>
/// <para>The <see cref="DbConnection"/> for this database.</para>
/// </returns>
/// <seealso cref="DbConnection"/>
public override DbConnection CreateConnection()
{
using (DatabaseConnectionWrapper wrapper = SqlCeConnectionPool.CreateConnection(this))
{
wrapper.AddRef();
wrapper.Connection.ConnectionString = ConnectionString;
return(wrapper.Connection);
}
}
public void AddRefRequiresExtraClose()
{
var wrapper = new DatabaseConnectionWrapper(connection);
using (wrapper.AddRef())
{
}
AssertNotDisposed(wrapper);
}
/// <summary>
/// Gets a "wrapped" connection that will be not be disposed if a transaction is
/// active (created by creating a <see cref="TransactionScope"/> instance). The
/// connection will be disposed when no transaction is active.
/// </summary>
/// <returns></returns>
protected override DatabaseConnectionWrapper GetOpenConnection()
{
DatabaseConnectionWrapper connection = TransactionScopeConnections.GetConnection(this);
if (connection != null)
{
connection.AddRef();
}
return(connection ?? GetWrappedConnection());
}
internal RefCountingOracleDataReaderWrapper(DatabaseConnectionWrapper connection, OracleDataReader innerReader)
: base(innerReader)
{
_connection = connection;
_connection.AddRef();
}