//tag::include[]
package org.hibernate.validator.referenceguide.chapter02.typeargument.custom;
//end::include[]
import javax.validation.valueextraction.ExtractedValue;
import javax.validation.valueextraction.ValueExtractor;
//tag::include[]
public class GearBoxExtractor implements ValueExtractor<GearBox<@ExtractedValue ?>> {
@Override
public void extractValues(GearBox<@ExtractedValue ?> originalValue, ValueExtractor.ValueReceiver receiver) {
receiver.value( null, originalValue.getGear() );
}
}
//end::include[]