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draw-lottery's Issues

关于防御性逻辑的位置问题

你好,
我看到博客中介绍到防御性逻辑放在领域服务里,那领域对象中还需要吗?
如果都在领域服务里,那对服务的要求变高了,需要知道被调用的领域对象的判空、异常逻辑。
如果加在领域对象中,那么感觉领域服务除了串联行为外,没什么别的作用,并且不做防御,可能还会带来不必要的事务问题
还是说两个都加,这样的话,会不会造成浪费

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