CODEWITHSUNDEEP
apache-nifijolt
Adhish
Adhish

Reputation: 87

Nifi jolt transformation to transform input json

Can someone help me on defining jolt specification to transform input json to Output json for below json ..I have input json in a file as few json objects like {"filename":"test1","value":"10"} {"filename":"test2","value":"10"} . Transformed Output json should be like below : {"filename":"test","overallvalue":"20", "filename":[{"filename":"test1","value":"10"},{"filename":"test2","value":"10"}]}

Filename and Overall value bith I am getting some other fields so can pass as parameter to the jolt specification

Upvotes: 1

Views: 521

Answers (1)

Jagadesh
Jagadesh

Reputation: 2116

Jolt uses \\ as escape character, since the data has $ which is reserved character for jolt.

[
  {
    "operation": "shift",
    "spec": {
      "#\\${main_file}": "filename",
      "#\\${Overall_status}": "ex_status",
      "#\\${final_message}": "error",
      "*": "fl_status"
    }
  }
]

Upvotes: 1

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