Apache Nifi Transform A Json Using Jolt Expression Stack Overflow

Apache Nifi Transform A Json Using Jolt Expression Stack Overflow Input json { "zone name": "01 green", "zone type name": "green", "conditions": { "timestamp": "2024 05 15 10:23:52",. With the latest release of apache nifi 1.2.0 the jolttransformjson processor became a bit more powerful with an upgrade to the jolt library (to version 0.1.0) and the introduction of expression language (el) support.

Merge Json Arrays Using Jolt Transform In Nifi Stack Overflow Learn how to transform json data using jolt in apache nifi with this thorough guide! we'll help you achieve your desired json structure in no time. more. Explanation: first shift spec will do the transformation to the array required format. "@ (1,idgroup uuid)": " [#2].idgroup" @ > will pick value from 1 level up and place it among the array. everything inside "conditions" > will be placed in an array object. "#s": " [#3].rod length" > # in shift operation on lhs means adding default value. Applies a list of jolt specifications to either the flowfile json content or a specified flowfile json attribute. if the json transform fails, the original flowfile is routed to the 'failure' relationship. Transforming json can be done in multiple ways. for example programmatically, by using jsonpath expressions or by using a templating solution like select json. when you need to transform a complex json, it can be helpful to have a file containing solely the transformation logic.

Convert The Array Values Into Json Object Using Jolt Transform In Applies a list of jolt specifications to either the flowfile json content or a specified flowfile json attribute. if the json transform fails, the original flowfile is routed to the 'failure' relationship. Transforming json can be done in multiple ways. for example programmatically, by using jsonpath expressions or by using a templating solution like select json. when you need to transform a complex json, it can be helpful to have a file containing solely the transformation logic. The nifi jolttransform uses the powerful jolt language to parse json. combined with the nifi schema registry, this gives nifi the ability to traverse, recurse, transform, and modify nearly any data format that can be described in avro or, using json as an intermediary step. Apache nifi, with its powerful jolt transform capabilities, simplifies this process. this guide will guide you through the steps to resolve a specific problem: constructing an output json. I am trying to process a nested json and flatten it in apache nifi, with the help of the jolttransformation processor by supplying a spec. sample json: input { "status": 0, "body. Outside of nifi, json to json transformation has been simplified in the jolt java library which offers a declarative approach to defining json output. jolt provides a set of transformation types, each with their own dsl (called specifications), that define the new structure for outgoing json data.