presto-main/src/main/java/io/prestosql/spiller/SingleStreamSpillerFactory.java/SingleStreamSpillerFactory/unsupportedSingleStreamSpillerFactory
class SingleStreamSpillerFactory:    static SingleStreamSpillerFactory unsupportedSingleStreamSpillerFactory()
    {
        return (types, spillContext, memoryContext) -> {
            throw new UnsupportedOperationException();
        };
    }