--
:api: get-datafeed
:request: GetDatafeedRequest
:response: GetDatafeedResponse
--
[role="xpack"]
[id="{upid}-{api}"]
=== Get datafeed API

Retrieves configuration information about {ml} datafeeds in the cluster.
It accepts a +{request}+ object and responds with a +{response}+ object.

[id="{upid}-{api}-request"]
==== Get datafeed request

A +{request}+ object gets can have any number of `datafeedId` entries. However,
they all must be non-null. An empty list is the same as requesting for all
datafeeds.

["source","java",subs="attributes,callouts,macros"]
--------------------------------------------------
include-tagged::{doc-tests-file}[{api}-request]
--------------------------------------------------
<1> Constructing a new request referencing existing `datafeedIds`. It can
contain wildcards.
<2> Whether to ignore if a wildcard expression matches no datafeeds.
 (This includes `_all` string or when no datafeeds have been specified).
<3> Optional boolean value for requesting the datafeed in a format that can
then be put into another cluster. Certain fields that can only be set when
the datafeed is created are removed.

[id="{upid}-{api}-response"]
==== Get datafeed response

["source","java",subs="attributes,callouts,macros"]
--------------------------------------------------
include-tagged::{doc-tests-file}[{api}-response]
--------------------------------------------------
<1> The count of retrieved datafeeds.
<2> The retrieved datafeeds.

include::../execution.asciidoc[]