单利与复利语义完全不同(单利本金恒定/复利重置日并本金), 拆成两个独立静态类,各自只含自己的方法: SimpleInterestAccrual: - AccrueEod (原AccrueSimpleEod) - AccruePeriod (原AccrueSimplePeriod) CompoundInterestAccrual: - EodBasis (原CompoundEodBasis) - AccrueEod (原AccrueCompoundEod) - AccruePeriod (原AccrueCompoundPeriod) 方法名去掉Simple/Compound前缀(类名已携带类型),消除冗余 SwapModule零回归(7基线/510通过)