Map
Maps records one-to-one.
public <I extends java.io.Serializable> GearsBuilder<I> map(
gears.operations.MapOperation<T,I> mapper)
Maps each input record in the pipe to an output record, one-to-one.
Parameters
Type parameters:
| Name | Description |
|---|---|
| I | The template type of the returned builder |
Function parameters:
| Name | Type | Description |
|---|---|---|
| mapper | For each input record, returns a new output record |
Returns
Returns a GearsBuilder object with a new template type.
Example
Map each record to its string value:
GearsBuilder.CreateGearsBuilder(reader).
map(r->{
return r.getStringVal();
});