Add a single feature value.
Add a single feature value. The total number of values added and skipped should equal to dimension in init.
Initialize the builder for a record.
Initialize the builder for a record. This should be called only once per input row.
total feature dimension
Gather builder result for a result.
Gather builder result for a result. This should be called only once per input row.
Skip a single feature value.
Skip a single feature value. The total number of values added and skipped should equal to dimension in init.
Add multiple feature values.
Add multiple feature values. The total number of values added and skipped should equal to dimension in init.
Create a FeatureBuilder for type U
by converting the result type T
with f
.
Prepare the builder for the next transformer.
Prepare the builder for the next transformer. This should be called only once per transformer per input row.
the next transformer in line
Reject an input row.
Reject an input row.
transformer rejecting the input
reason for rejection
Gather rejections.
Gather rejections. This should be called only once per input row.
Skip multiple feature values.
Skip multiple feature values. The total number of values added and skipped should equal to dimension in init.
Type class for types to build feature into.
output feature type