| /* |
| * 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.jackrabbit.oak.plugins.index.elastic.query.async.facets; |
| |
| import org.apache.jackrabbit.oak.plugins.index.elastic.query.ElasticRequestHandler; |
| import org.apache.jackrabbit.oak.plugins.index.elastic.query.ElasticResponseHandler; |
| import org.apache.jackrabbit.oak.plugins.index.elastic.query.async.ElasticResponseListener; |
| import org.apache.jackrabbit.oak.plugins.index.search.IndexDefinition.SecureFacetConfiguration; |
| import org.apache.jackrabbit.oak.plugins.index.search.spi.query.FulltextIndex; |
| |
| import java.util.function.Predicate; |
| |
| /** |
| * Provider of facets through an {@link ElasticResponseListener} |
| */ |
| public interface ElasticFacetProvider extends FulltextIndex.FacetProvider, ElasticResponseListener { |
| |
| /** |
| * Returns the appropriate provider based on the {@link SecureFacetConfiguration} |
| * @param facetConfiguration the {@link SecureFacetConfiguration} to extract facet options |
| * @param requestHandler the {@link ElasticRequestHandler} to perform actions at request time |
| * @param responseHandler the {@link ElasticResponseHandler} to decode responses |
| * @param isAccessible a {@link Predicate} to check if a node is accessible |
| * |
| * @return an {@link ElasticFacetProvider} based on {@link SecureFacetConfiguration#getMode()} with |
| * {@link SecureFacetConfiguration.MODE#SECURE} as default |
| */ |
| static ElasticFacetProvider getProvider( |
| SecureFacetConfiguration facetConfiguration, |
| ElasticRequestHandler requestHandler, |
| ElasticResponseHandler responseHandler, |
| Predicate<String> isAccessible |
| ) { |
| final ElasticFacetProvider facetProvider; |
| switch (facetConfiguration.getMode()) { |
| case INSECURE: |
| facetProvider = new ElasticInsecureFacetAsyncProvider(); |
| break; |
| case STATISTICAL: |
| facetProvider = new ElasticStatisticalFacetAsyncProvider( |
| requestHandler, responseHandler, isAccessible, |
| facetConfiguration.getRandomSeed(), facetConfiguration.getStatisticalFacetSampleSize() |
| ); |
| break; |
| case SECURE: |
| default: |
| facetProvider = new ElasticSecureFacetAsyncProvider(requestHandler, responseHandler, isAccessible); |
| |
| } |
| return facetProvider; |
| } |
| |
| } |