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Abstract
This code snippet accesses an external REST API and requests , and thus request JSON data and return parsed JSON data through through a Groovy script written in the Groovy editor of the add-on.
Logic
- Import the HTTPBuilder and the request methods.
- Create Access the REST API by creating a new HTTP instance.
- Pass Request the JSON data passing the method, the content type, and the request configuration closure to the request method.Handle the responses and content
- Return the parsed JSON data from the response.
Snippet
| Code Block | ||||
|---|---|---|---|---|
| ||||
import groovyx.net.http.HTTPBuilder
import static groovyx.net.http.Method.<methodName>
import static groovyx.net.http.ContentType.<contentType>
// initialize a new builder and give a default URL
def http = new HTTPBuilder("<URL>")
http.request(<methodName>,<contentType>) { req ->
response.success = { resp, reader ->
assert resp.status == 200
return reader
}
// called only for a 404 (not found) status code:
response."404" = { resp ->
returnlog.error ("Not found")
}
} |
Placeholders
| Placeholder | Description | Example |
|---|---|---|
<URL> | URL | http://free.currencyconverterapi.com/api/v5/convert?q=EUR_USD&compact=y |
<methodName> | Name of the request method | GET |
<contentType> | Type of the content requested for | JSON |
Context
The outcome of the code snippet depends on the content type passed to the request method. You could use this code, for example, to get a specific currency conversion rate.
Use cases
Reference
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