Required. The parent collection to list channels on.
Authorization requires the following IAM permission on the specified resource parent:
eventarc.channels.list
Query parameters
Parameters
pageSize
integer
The maximum number of channels to return on each page.
Note: The service may send fewer.
pageToken
string
The page token; provide the value from the nextPageToken field in a previous channels.list call to retrieve the subsequent page.
When paginating, all other parameters provided to channels.list must match the call that provided the page token.
orderBy
string
The sorting order of the resources returned. Value should be a comma-separated list of fields. The default sorting order is ascending. To specify descending order for a field, append a desc suffix; for example: name desc, channelId.
Request body
The request body must be empty.
Response body
The response message for the channels.list method.
If successful, the response body contains data with the following structure:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-06-13 UTC."],[[["\u003cp\u003eThis webpage details how to list channels using the Eventarc API, focusing on the \u003ccode\u003echannels.list\u003c/code\u003e method.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eGET\u003c/code\u003e HTTP request to list channels requires a URL with a specific path parameter (\u003ccode\u003eparent\u003c/code\u003e) indicating the resource location.\u003c/p\u003e\n"],["\u003cp\u003eOptional query parameters such as \u003ccode\u003epageSize\u003c/code\u003e, \u003ccode\u003epageToken\u003c/code\u003e, and \u003ccode\u003eorderBy\u003c/code\u003e can be used to customize the list, controlling pagination and the order of returned channels.\u003c/p\u003e\n"],["\u003cp\u003eThe request body must be empty when using the \u003ccode\u003echannels.list\u003c/code\u003e method, and the response body contains an array of \u003ccode\u003echannels\u003c/code\u003e, a \u003ccode\u003enextPageToken\u003c/code\u003e for pagination, and an array of \u003ccode\u003eunreachable\u003c/code\u003e resources.\u003c/p\u003e\n"],["\u003cp\u003eAuthorization for listing channels requires the \u003ccode\u003eeventarc.channels.list\u003c/code\u003e IAM permission and the \u003ccode\u003ehttps://www.googleapis.com/auth/cloud-platform\u003c/code\u003e OAuth scope.\u003c/p\u003e\n"]]],[],null,["# Method: projects.locations.channels.list\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Query parameters](#body.QUERY_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n - [JSON representation](#body.ListChannelsResponse.SCHEMA_REPRESENTATION)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nList channels.\n\n### HTTP request\n\n`GET https://eventarc.googleapis.com/v1/{parent=projects/*/locations/*}/channels`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n### Query parameters\n\n### Request body\n\nThe request body must be empty.\n\n### Response body\n\nThe response message for the `channels.list` method.\n\nIf successful, the response body contains data with the following structure:\n\n### Authorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/cloud-platform`\n\nFor more information, see the [Authentication Overview](https://cloud.google.com/docs/authentication/)."]]