Location
/api/apps/{appID}/groups/{groupID}/topics
This resource represents a list of all topics created in
an application, user, group or thing. Topics are channels created to
send
messages. A user or thing has to be subscribed to a topic to receive a
message
from it.
Request Headers (Applies to all methods)
Authorization
header
Required: Yes
GET
/api/apps/{appID}/groups/{groupID}/topics
Description
Obtain the list of the available topics in the application, user, group or thing being accessed
Security
Can be performed with administrator, user and thing credentials. In case of user/thing credentials only will be recovered the topics the user/thing has permission to subscribe. Anonymous access is not allowed.
Content-Type application/json
Name
Required?
type
Description
Authorization
Yes
string
Authorization header. OAuth2 Bearer token
Name
Required?
Type
Description
paginationKey
No
string
The pagination key to request for more results.
Responses
200
Content-Type application/vnd.kii.TopicsRetrievalResponse+json
The list of topics has been retrieved successfully.
Contents
| Name | Type | Description |
|---|---|---|
| topics | TopicRetrievalResponse | |
| topicID | string | The ID of the topic |
| paginationKey | string | The key to request for next page of topics. If not provided there are not more topics to retrieve. |
404
Content-Type application/vnd.kii.GroupNotFoundException+json
Happens when accessing a topic from a group and the group is
not found.
Contents
| Name | Type | Description |
|---|---|---|
| errorCode | string | Error code "GROUP_NOT_FOUND". |
| message | string | The error message. |
| groupID | string | The groupID of the group. |
| appID | string | The ID of the application. |
401
Content-Type application/vnd.kii.UnauthorizedAccessException+json
Not authorized to retrieve the list of topics.
Contents
| Name | Type | Description |
|---|---|---|
| errorCode | string | Error code "UNAUTHORIZED". |
| message | string | The error message. |
| authenticatedAppID | string | The authenticated appID. |
| authenticatedPrincipalID | string | The authenticated principal ID (userID or thingID). |