@@ -0,0 +1,1060 @@
+/*%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.facebook.presto.ml;%0A%0Aimport java.util.ArrayList;%0Aimport java.util.List;%0A%0Apublic abstract class AbstractFeatureTransformation%0A    implements FeatureTransformation%0A%7B%0A    @Override%0A    public Dataset transform(Dataset dataset)%0A    %7B%0A        List%3CFeatureVector%3E transformed = new ArrayList%3C%3E();%0A        for (FeatureVector features : dataset.getDatapoints()) %7B%0A            transformed.add(transform(features));%0A        %7D%0A        return new Dataset(dataset.getLabels(), transformed);%0A    %7D%0A%7D%0A

Add missing file