public static ISqlParser NewInstance(string dataSourceName, string sql)
{
var sqlParserConfigurations = NewInstanceServiceLoader.NewServiceInstances <ISqlParserConfiguration>();
foreach (var configuration in sqlParserConfigurations)
{
if (configuration.GetDataSourceName().Equals(dataSourceName))
{
return(CreateSqlParser(sql, configuration));
}
}
throw new NotSupportedException($"Cannot support database type '{dataSourceName}'");
}
static SqlParserFactory()
{
NewInstanceServiceLoader.Register <ISqlParserConfiguration>();
}
static ShardingKeyGeneratorServiceLoader()
{
NewInstanceServiceLoader.Register <IShardingKeyGenerator>();
}
