/// <summary>
/// Closes an existing connection.
/// </summary>
public static void CloseConnection()
{
if (Instance != null)
{
Instance.Dispose();
instance = null;
}
}
/// <summary>
/// Opens the connection to use for the database.
/// </summary>
/// <param name="connectionString">The connection string about the database.</param>
/// <returns>True, if the connection is opened, otherwise false.</returns>
public static bool OpenConnection(string connectionString)
{
lock (lockObject)
{
CloseConnection();
instance = new BizContext(connectionString);
}
return(true);
}