/// <summary>
/// Determines whether the specified sqlite file is valid.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="provider">The provider.</param>
/// <returns></returns>
private static bool IsValidSqliteFile(string path, out SqliteStorageProvider provider)
{
provider = new SqliteStorageProvider(path);
if (provider.IsValid( ))
{
return(true);
}
provider.Dispose( );
provider = null;
return(false);
}
/// <summary>
/// Creates the data target.
/// </summary>
/// <param name="format">The format.</param>
/// <param name="path">The path.</param>
/// <param name="versionOverride">The version override.</param>
/// <returns></returns>
/// <exception cref="System.InvalidOperationException">Invalid storage format specified.</exception>
internal static IDataTarget CreateDataTarget(Format format, string path, string versionOverride = null)
{
if (format == Format.Undefined)
{
format = DefaultFormat;
}
IDataTarget target;
switch (format)
{
case Format.Sqlite:
target = new SqLiteTarget
{
StorageProvider = SqliteStorageProvider.CreateNewDatabase(path)
};
break;
case Format.Xml:
case Format.XmlVer2:
XmlWriterSettings settings = EntityXmlExporter.GetXmlWriterSettings( );
/////
// Create target to write to Xml file
/////
XmlWriter writer = XmlWriter.Create(path, settings);
target = new XmlPackageTarget
{
XmlWriter = writer,
NameResolver = new UpgradeMapNameResolver( ),
VersionOverride = versionOverride,
Format = format
};
break;
default:
throw new InvalidOperationException("Invalid storage format specified.");
}
return(target);
}
