ReaderLookup
Description
Provides a RecordReaderFactory that can be used to dynamically select another RecordReaderFactory. This will allow multiple RecordReaderFactories to be defined and registered, and then selected dynamically at runtime by referencing a FlowFile attribute in the Service to Use property.
Tags
lookup, parse, reader, record, row
Properties
In the list below required Properties are shown with an asterisk (*). Other properties are considered optional. The table also indicates any default values, and whether a property supports the NiFi Expression Language.
| Display Name | API Name | Default Value | Allowable Values | Description |
|---|---|---|---|---|
| Service to Use * | Service to Use | ${recordreader.name} | Specifies the name of the user-defined property whose associated Controller Service should be used. Supports Expression Language, using FlowFile attributes and Environment variables. |
State Management
This component does not store state.
Restricted
This component is not restricted.
System Resource Considerations
This component does not specify system resource considerations.