Lists the names of the snapshots on this topic. Snapshots are used in Seek operations, which allow you to manage message acknowledgments in bulk. That is, you can set the acknowledgment state of messages in an existing subscription to the state captured by a snapshot.
Arguments
Parameters | |
---|---|
topic |
Required. The name of the topic that snapshots are attached to. Format is
|
pageSize |
Maximum number of snapshot names to return.
|
pageToken |
The value returned by the last
|
Raised exceptions
Exceptions | |
---|---|
ConnectionError |
In case of a network problem (such as DNS failure or refused connection). |
HttpError |
If the response status is >= 400 (excluding 429 and 503). |
TimeoutError |
If a long-running operation takes longer to finish than the specified timeout limit. |
TypeError |
If an operation or function receives an argument of the wrong type. |
ValueError |
If an operation or function receives an argument of the right type but an inappropriate value. For example, a negative timeout. |
Response
If successful, the response contains an instance of ListTopicSnapshotsResponse
.
Subworkflow snippet
Some fields might be optional or required. To identify required fields, refer to the API documentation.
YAML
- list: call: googleapis.pubsub.v1.projects.topics.snapshots.list args: topic: ... pageSize: ... pageToken: ... result: listResult
JSON
[ { "list": { "call": "googleapis.pubsub.v1.projects.topics.snapshots.list", "args": { "topic": "...", "pageSize": "...", "pageToken": "..." }, "result": "listResult" } } ]