如何在hadoop中解析json文件?

如何在hadoop中解析json文件?,json,parsing,hadoop,Json,Parsing,Hadoop,我在hadoop中有以下JSON文件 { "reviewerID": "ABC1234", "productID": "ABCDEF", "reviewText": "GOOD!", "rating": 5.0, }, { "reviewerID": "ABC5678", "productID": "GFMKDS", "reviewText": "Not bad!", "rating": 3.0, } 我想要的解析结果是textfile ABC1234::ABC

我在hadoop中有以下JSON文件

{
  "reviewerID": "ABC1234",
  "productID": "ABCDEF",
  "reviewText": "GOOD!",
  "rating": 5.0,
},
{
  "reviewerID": "ABC5678",
  "productID": "GFMKDS",
  "reviewText": "Not bad!",
  "rating": 3.0,
}
我想要的解析结果是textfile

ABC1234::ABCDEF::5.0
ABC5678::GFMKDS::3.0

如何在hadoop中解析json文件?

到目前为止,您尝试了哪些方法?是的,解析是绝对可能的,但是你想用哪种工具来解析JSON呢?我将使用java