jolt transformation action Jolt Transformation Action

Provided by: "Apache Software Foundation"

Support Level for this Kamelet is: "Stable"

Apply a Jolt Transformation.

Configuration Options

The following table summarizes the configuration options available for the jolt-transformation-action Kamelet:

Property Name Description Type Default Example

template

Template

Required The inline template.

string

file:////template.json

transform

Transform DSL

Specifies the Transform DSL of the endpoint resource. If none is specified Chainr will be used. Possible values are Chainr, Shiftr, Defaultr, Removr and Sortr.

string

Chainr

Dependencies

At runtime, the jolt-transformation-action Kamelet relies upon the presence of the following dependencies:

  • camel:jolt

  • camel:kamelet

Usage

This section describes how you can use the jolt-transformation-action.

Knative action

You can use the jolt-transformation-action Kamelet as an intermediate step in a Knative binding.

jolt-transformation-action-binding.yaml
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: jolt-transformation-action-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: timer-source
      properties:
        message: Hello
  steps:
    - ref:
        kind: Kamelet
        apiVersion: camel.apache.org/v1alpha1
        name: jolt-transformation-action
      properties:
        template: file:////template.json
  sink:
    ref:
      kind: Channel
      apiVersion: messaging.knative.dev/v1
      name: mychannel

Prerequisite

You have Camel K installed on the cluster.

Procedure for using the cluster CLI

  1. Save the jolt-transformation-action-binding.yaml file to your local drive, and then edit it as needed for your configuration.

  2. Run the action by using the following command:

    kubectl apply -f jolt-transformation-action-binding.yaml

Procedure for using the Kamel CLI

Configure and run the action by using the following command:

kamel bind jolt-transformation-action -p "step-0.template=\file:////template.json" channel:mychannel

This command creates the KameletBinding in the current namespace on the cluster.

Kafka action

You can use the jolt-transformation-action Kamelet as an intermediate step in a Kafka binding.

jolt-transformation-action-binding.yaml
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: jolt-transformation-action-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: timer-source
      properties:
        message: Hello
  steps:
    - ref:
        kind: Kamelet
        apiVersion: camel.apache.org/v1alpha1
        name: jolt-transformation-action
      properties:
        template: file:////template.json
  sink:
    ref:
      kind: KafkaTopic
      apiVersion: kafka.strimzi.io/v1beta1
      name: my-topic

Prerequisites

  • You’ve installed Strimzi.

  • You’ve created a topic named my-topic in the current namespace.

  • You have Camel K installed on the cluster.

Procedure for using the cluster CLI

  1. Save the jolt-transformation-action-binding.yaml file to your local drive, and then edit it as needed for your configuration.

  2. Run the action by using the following command:

    kubectl apply -f jolt-transformation-action-binding.yaml

Procedure for using the Kamel CLI

Configure and run the action by using the following command:

kamel bind jolt-transformation-action -p "step-0.template=\file:////template.json" kafka.strimzi.io/v1beta1:KafkaTopic:my-topic

This command creates the KameletBinding in the current namespace on the cluster.

Kamelet source file

https://github.com/apache/camel-kamelets/blob/main/kamelets/jolt-transformation-action.kamelet.yaml

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