Get Variable Instance (Binary)
Retrieves the content of a historic variable by id. Applicable for variables that are serialized as binary data.
Method
GET /history/variable-instance/{id}/data
Parameters
Path Parameters
| Name | Description |
|---|---|
| id | The id of the variable instance. |
Result
For binary variables or files without any MIME type information, a byte stream is returned. File variables with MIME type information are returned as the saved type. Additionally, for file variables the Content-Disposition header will be set.
Response Codes
| Code | Media type | Description |
|---|---|---|
| 200 | application/octet-stream orthe saved MIME type |
Request successful. |
| 400 | application/json | Variable with given id exists but is not a binary variable. See the Introduction for the error response format. |
| 404 | application/json | Variable with given id does not exist. See the Introduction for the error response format. |
Example
Request
GET /history/variable-instance/someId/data
Response
binary variable: Status 200. Content-Type: application/octet-stream
file variable: Status 200. Content-Type: text/plain; charset=UTF-8. Content-Disposition: attachment; filename=“someFile.txt”