java8 合并两个 list＜T＞, 并将tickeId相同的所有属性合并到一个T中

java8 合并两个 list＜T＞, 并将tickeId相同的所有属性合并到一个T中

list1中对象的属性：ticketId、ticketName

list2中对象的属性：ticketId、saleNum、batchAvailableNum

最总集合中对象的属性：ticketId、ticketName、saleNum、batchAvailableNum

 

将两个列表

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1	用户订单信息userUnpayOrderInfoTempBos 用户账单信息 orderBillDetailDTOS   按order_uuid 合并成一个全信息的列表

 

 

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private List<UserUnpayOrderInfoTempBo> getOrderInfos(     List<UserUnpayOrderInfoTempBo> userUnpayOrderInfoTempBos,     List<OrderBillDetailDTO> orderBillDetailDTOS) {     return userUnpayOrderInfoTempBos.stream()       .map(           userUnpayOrderInfoTempBo -> {             orderBillDetailDTOS.stream()                 .filter(                     orderBillDetailDTO ->                         Objects.equals(                             userUnpayOrderInfoTempBo.getOrderUuid(),                             orderBillDetailDTO.getOrderUuid()))                 .forEach(                     orderBillDetailDTO -> {                       userUnpayOrderInfoTempBo.setOrderDetailDTO(                           userUnpayOrderInfoTempBo.getOrderDetailDTO());                       userUnpayOrderInfoTempBo.setOrderAssociatorDTO(                           orderBillDetailDTO.getOrderAssociatorDTO());                       userUnpayOrderInfoTempBo.setBillList(orderBillDetailDTO.getBillList());                     });             return userUnpayOrderInfoTempBo;           })       .collect(Collectors.toList()); }