FileTransform
yaml
type: "io.kestra.plugin.scripts.nashorn.FileTransform"
Transform ion format file from kestra with a nashorn (javascript) script.
Examples
Transform with file from internal storage
yaml
id: "file_transform"
type: "io.kestra.plugin.scripts.nashorn.FileTransform"
from: "{{ outputs['avro-to-gcs'] }}"
script: |
logger.info('row: {}', row)
if (row['name'] === 'richard') {
row = null
} else {
row['email'] = row['name'] + '@kestra.io')
}
Transform with file from json string
yaml
id: "file_transform"
type: "io.kestra.plugin.scripts.nashorn.FileTransform"
from: "[{"name":"jane"}, {"name":"richard"}]"
script: |
logger.info('row: {}', row)
if (row['name'] === 'richard') {
row = null
} else {
row['email'] = row['name'] + '@kestra.io')
}
Properties
from
- Type: string
- Dynamic: ✔️
- Required: ✔️
Source file of row to transform
Can be an internal storage uri, a map or a list.
concurrent
- Type: integer
- Dynamic: ❌
- Required: ❌
- Minimum:
>= 2
Number of concurrent parallels transform
Take care that the order is not respected if you use parallelism
script
- Type: string
- Dynamic: ✔️
- Required: ❌
A full script
Outputs
uri
- Type: string
URI of a temporary result file
The file will be serialized as ion file.