赠送处理（wangcl）
2020-05-18 16:29:59 0 举报赠送处理
作者其他创作
大纲/内容
PresentPorcessorFactory
PresentOfferPorcessor（实现）
present
PromotionInstanceRepository
save
create present offers info
filter and sort promotions
PromotionDetailRepository
processor
PromotionRepository
getProcessor
PresentAmountPorcessor
PresentPorcessor
get promotion
PresentDurationPorcessor（实现）
PresentXXXXPorcessor
promotions
赠送处理，调用订单赠送或计费赠送时长
PresentMessageListener
PromotionProvider
getPromotions
PromotionService
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