public static MetadataProviderBase CreateProvider(string providerName, string connectionString, SchemaImporter importer)
{
DbConnection connection;
try
{
DbProviderFactory factory = DbProviderFactories.GetFactory(providerName);
connection = factory.CreateConnection();
connection.ConnectionString = connectionString;
}
catch (Exception e)
{
throw new GlException(String.Format("Unable to create connection \"{0}\". Verify provider name", providerName), e);
}
MetadataProviderBase metaProvider = null;
if (connection.GetType().Name.Equals("OracleConnection", StringComparison.InvariantCultureIgnoreCase))
{
metaProvider = new MetadataProviderOracle(connection, providerName, importer);
}
else
{
throw new GlException("Schema import is not supported for data provider {0}", providerName);
}
return(metaProvider);
}
public MetadataProviderOracle(DbConnection connection, string providerName, SchemaImporter importer)
: base(connection, providerName, importer)
{
SetEnvironment(TargetEnvironment.OracleDb);
}
protected MetadataProviderBase(DbConnection connection, string providerName, SchemaImporter importer)
{
this.Connection = connection;
this.ProviderName = providerName;
this.Importer = importer;
}
