| /* |
| * 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.solr.ltr.store; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.solr.ltr.model.LTRScoringModel; |
| import org.apache.solr.ltr.model.ModelException; |
| |
| /** |
| * Contains the model and features declared. |
| */ |
| public class ModelStore { |
| |
| private final Map<String,LTRScoringModel> availableModels; |
| |
| public ModelStore() { |
| availableModels = new HashMap<>(); |
| } |
| |
| public synchronized LTRScoringModel getModel(String name) { |
| return availableModels.get(name); |
| } |
| |
| public void clear() { |
| availableModels.clear(); |
| } |
| |
| public List<LTRScoringModel> getModels() { |
| final List<LTRScoringModel> availableModelsValues = |
| new ArrayList<LTRScoringModel>(availableModels.values()); |
| return Collections.unmodifiableList(availableModelsValues); |
| } |
| |
| @Override |
| public String toString() { |
| return "ModelStore [availableModels=" + availableModels.keySet() + "]"; |
| } |
| |
| public LTRScoringModel delete(String modelName) { |
| return availableModels.remove(modelName); |
| } |
| |
| public synchronized void addModel(LTRScoringModel modeldata) |
| throws ModelException { |
| final String name = modeldata.getName(); |
| |
| if (availableModels.containsKey(name)) { |
| throw new ModelException("model '" + name |
| + "' already exists. Please use a different name"); |
| } |
| |
| availableModels.put(modeldata.getName(), modeldata); |
| } |
| |
| } |