既然
BigDecimal已经是
Comparable,它就这么简单:
BigDecimal min = products .stream() .map(Product::getPrice) .min(Comparator.naturalOrder()) .orElse(BigDecimal.ZERO);

既然
BigDecimal已经是
Comparable,它就这么简单:
BigDecimal min = products .stream() .map(Product::getPrice) .min(Comparator.naturalOrder()) .orElse(BigDecimal.ZERO);