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求符合条件的Jolt转换规格:同时输出date与type字段

Jolt 转换解决方案

需求回顾

  • 仅保留指定字段:date、type、isRolling,统一放在releaseSettings节点下
  • 按规则填充type字段:
    • 当inventory.release.date不为空时,type设为ReleaseDate
    • 当date不存在,且inventory.release.days不为空或不等于0时,type设为PriorToArrival
  • 需同时输出date和type字段

完整 Jolt 转换规格

[
  {
    "operation": "shift",
    "spec": {
      "inventory": {
        "release": {
          "date": "releaseSettings.date",
          "isRolling": "releaseSettings.isRolling",
          "days": "releaseSettings.days",
          "@date": "tempDate"
        }
      }
    }
  },
  {
    "operation": "modify-default-beta",
    "spec": {
      "releaseSettings": {
        "type": [
          "=cond(@(1,tempDate), 'ReleaseDate', '')",
          "=cond(and(not(@(1,tempDate)), or(notNull(@(1,days)), neq(@(1,days),0))), 'PriorToArrival', @(1))"
        ]
      }
    }
  },
  {
    "operation": "shift",
    "spec": {
      "releaseSettings": {
        "date": "releaseSettings.date",
        "type": "releaseSettings.type",
        "isRolling": "releaseSettings.isRolling"
      }
    }
  }
]

转换逻辑说明

  1. 第一步 Shift:把需要保留的字段(date、isRolling)移到releaseSettings下,同时暂存days和date用于后续条件判断
  2. 第二步 Modify:通过cond函数实现双条件判断,依次赋值type:
    • 优先判断date是否存在,存在则设为ReleaseDate
    • 若date不存在,再判断days是否非空或非0,满足则设为PriorToArrival
  3. 第三步 Shift:清理临时字段(days、tempDate),只保留最终需要的字段

测试验证

测试用例1:存在非空date

输入JSON:

{
  "inventory": {
    "release": {
      "date": "2025-01-16",
      "days": 0,
      "isRolling": true,
       "value": "4gh",
       "computationType": "Flat"
    }
  }
}

输出JSON:

{
  "releaseSettings": {
    "date": "2025-01-16",
    "type": "ReleaseDate",
    "isRolling": true
  }
}

测试用例2:date不存在,days非0

输入JSON:

{
  "inventory": {
    "release": {
      "days": 7,
      "isRolling": false,
       "value": "abc",
       "computationType": "Dynamic"
    }
  }
}

输出JSON:

{
  "releaseSettings": {
    "type": "PriorToArrival",
    "isRolling": false
  }
}

内容的提问来源于stack exchange,提问作者Optimizer

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最近更新时间:2026.06.14 11:08:20