topic Re: TalendStudio (onPrem) - HttpClient - Variables in Talend Studio

TalendStudio (onPrem) - HttpClient - Variables

DerTim — Tue, 19 Aug 2025 14:42:27 GMT

Hi,

we are currently tying to figure out how to use the HttpClient component with variables within the json body.

Following the documentation we tried every possible combination of:

(stats_out is hereby the name of the flow comming into the HttpClient and job is the column we want to access)

Unfortunatly we are unable to access the data no matter which combination we try. Can someone please explain how to access it?

Denis_Segard — Tue, 19 Aug 2025 14:51:32 GMT

Hello,

Did you define the var in the '"input" schema ?

Kind regards
Denis

DerTim — Tue, 19 Aug 2025 20:03:28 GMT

Hi Denis,

yes I did:

but no matter what I try it will not be resolved within the JSON body:

Thank you and BR,

Tim

Denis_Segard — Wed, 20 Aug 2025 06:04:39 GMT

Hello,

What is the patch level of your Talend Studio ?
Kind regards
Denis

DerTim — Wed, 20 Aug 2025 08:02:09 GMT

Hello Denis,

the Talend Studio we are running is currently on "Version: 8 - Build id: 20250730_0900-patch".

So it seems the issues actually was the escaping of the quotes within the JSON body payload.

Here an example how it worked now for us, in case it is helpful for someone else:

BR,

Tim