Copybook to JSON Conversion in Mule 4

Copybook to json Conversion in Mule 4


This data format conversion COPYBOOK to JSON in dataweave is
 done by Transform Message component.

Flow of copybook to json:

File structure:


In.ffd is copybook schema
form: COPYBOOK
id: 'in'
name: 'in'
values:
- { name: 'id', usage: M, type: String, length: 1 }
- { name: 'name', usage: M, type: String, length: 6 }

file.json is output json file

[{

"id":1,
"name":"kamal"

}]

Transform message component settings:


Method: POST

Input:
Output:


XML project code:

<?xml version="1.0" encoding="UTF-8"?>

<mule xmlns:db="http://www.mulesoft.org/schema/mule/db"
       xmlns:ee="http://www.mulesoft.org/schema/mule/ee/core" xmlns:http="http://www.mulesoft.org/schema/mule/http"
       xmlns="http://www.mulesoft.org/schema/mule/core"
       xmlns:doc="http://www.mulesoft.org/schema/mule/documentation" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="
http://www.mulesoft.org/schema/mule/db http://www.mulesoft.org/schema/mule/db/current/mule-db.xsd http://www.mulesoft.org/schema/mule/core http://www.mulesoft.org/schema/mule/core/current/mule.xsd
http://www.mulesoft.org/schema/mule/http http://www.mulesoft.org/schema/mule/http/current/mule-http.xsd
http://www.mulesoft.org/schema/mule/ee/core http://www.mulesoft.org/schema/mule/ee/core/current/mule-ee.xsd">
       <http:listener-config name="HTTP_Listener_config" doc:name="HTTP Listener config" doc:id="60df71b3-0696-4625-8326-3d34359edb3a" >
              <http:listener-connection host="0.0.0.0" port="8085" />
       </http:listener-config>
       <flow name="test_copybooktojsonFlow" doc:id="cd91a81b-bb0b-46e2-92a4-8ba25b774f3c" >
              <http:listener doc:name="Listener" doc:id="c5eede57-273d-4225-8b1a-8c1139ef65ab" config-ref="HTTP_Listener_config" path="/copy"/>
              <set-payload value="#[payload]" doc:name="Set Payload" doc:id="2cd10f7c-15ee-4d84-bde4-c94e5d629d14" mimeType="application/flatfile; schemapath=in.ffd"/>
              <ee:transform doc:name="Transform Message" doc:id="ea3d4dba-bf3c-44db-a61f-92f3f0f50ab4" >
                     <ee:message >
                           <ee:set-payload ><![CDATA[%dw 2.0
output application/json
---
payload map ( payload01 , indexOfPayload01 ) -> {
       id: payload01.id as Number,
       name: payload01.name
}]]></ee:set-payload>
                     </ee:message>
              </ee:transform>
       </flow>
      


</mule>