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实体类转化为VO返回给前端的方法
阅读量:371 次
发布时间:2019-03-04

本文共 1402 字,大约阅读时间需要 4 分钟。

?????VO??????

?Java??????????VO???????????????????????????????????????????????????????????????

???????????????????

  • ?????????????????null
  • ??????????????????????VO???????
  • ????????????????????

  • ??????????????????????????????????????????
  • List
    phoneCategoryVOList = new ArrayList<>();for (PhoneCategory phoneCategory : phoneCategoryList) { PhoneCategoryVO phoneCategoryVO = new PhoneCategoryVO(); phoneCategoryVO.setCategoryName(phoneCategory.getCategoryName()); phoneCategoryVO.setCategoryType(phoneCategory.getCategoryType()); phoneCategoryVOList.add(phoneCategoryVO);}
    1. ??Java8?lambda???????????????????????????????
    2. List
      phoneCategoryVOList = phoneCategoryList.stream() .map(e -> new PhoneCategoryVO( e.getCategoryName(), e.getCategoryType() )).collect(Collectors.toList());
      1. ??BeanUtils?copyProperties??????????????????????????????
      2. List
        phoneInfoVOList = new ArrayList<>();for (PhoneInfo phoneInfo : phoneInfoList) { PhoneInfoVO phoneInfoVO = new PhoneInfoVO(); BeanUtils.copyProperties(phoneInfo, phoneInfoVO); phoneInfoVO.setTag(PhoneUtil.createTag(phoneInfo.getPhoneTag())); phoneInfoVOList.add(phoneInfoVO);}

        ????????????????

        BeanUtils.copyProperties(phoneInfo, phoneInfoVO, "tag");

        ???????lambda???????????????BeanUtils?????????????????????????????????

        ?????????????????????????????????????????VO???????????????????

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