presto-main/src/main/java/io/prestosql/operator/aggregation/state/LongDecimalWithOverflowAndLongStateFactory.java/LongDecimalWithOverflowAndLongStateFactory/getSingleStateClass
class LongDecimalWithOverflowAndLongStateFactory:    @Override
    public Class<? extends LongDecimalWithOverflowAndLongState> getSingleStateClass()
    {
        return SingleLongDecimalWithOverflowAndLongState.class;
    }