| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.storm.pmml.runner; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.storm.pmml.model.ModelOutputs; |
| import org.apache.storm.tuple.Tuple; |
| |
| public interface ModelRunner { |
| |
| /** |
| * Creates and returns a map with the predicted scores that are to be emitted on each stream. |
| * The keys of this map are the stream ids, and the values the predicted scores. |
| * It's up to the implementation to guarantee that the streams ids match the stream ids defined in |
| * {@link ModelOutputs}. Namely, the set of keys of the {@code Map<String, List<Object>>} returned |
| * by this method should be a subset of {@link ModelOutputs#streams()} |
| * |
| * @return The map with the predicted scores that are to be emitted on each stream |
| */ |
| Map<String, List<Object>> scoredTuplePerStream(Tuple input); |
| } |