protected override string GetDbProviderManifestToken(DbConnection connection)
{
EFIngresStoreVersion version = null;
UsingConnection(connection, conn =>
{
version = EFIngresStoreVersionUtils.GetStoreVersion(conn);
});
return(version.Token);
}
/// <summary>
/// Get the EFIngresStoreVersion from the connection.
/// </summary>
/// <param name="connection">current sql connection</param>
/// <returns>EFIngresStoreVersion corresponding to the current connection</returns>
public static EFIngresStoreVersion GetStoreVersion(EFIngresConnection connection)
{
// IngresConnection.ServerVersion should be something like: "09.02.0001 II 9.2.1 (a64.lnx/103)NPTL"
var match = Regex.Match(connection.ServerVersion, @"II (\w+)\.(\w+)\.(\w+)");
if (match.Success)
{
var serverVersion = new EFIngresStoreVersion(int.Parse(match.Groups[1].Value),
int.Parse(match.Groups[2].Value),
int.Parse(match.Groups[3].Value));
var version = EFIngresStoreVersion.Versions
.Where(x => x.CompareTo(serverVersion) <= 0)
.OrderByDescending(x => x)
.FirstOrDefault();
if (version != null)
{
return(version);
}
}
throw new ArgumentException("The version of Ingres [ " + connection.ServerVersion + " ] is not supported via Ingres Entity Framework provider.");
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="manifestToken">A token used to infer the capabilities of the store</param>
public EFIngresProviderManifest(string manifestToken)
: base(GetProviderManifest())
{
_version = EFIngresStoreVersionUtils.GetStoreVersion(manifestToken);
}
