| /* |
| * 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.util; |
| |
| import org.apache.jackrabbit.oak.api.PropertyValue; |
| import org.apache.jackrabbit.oak.commons.PathUtils; |
| import org.apache.jackrabbit.oak.plugins.index.search.FieldNames; |
| import org.apache.jackrabbit.oak.plugins.index.search.spi.query.FulltextIndexPlanner; |
| import org.apache.jackrabbit.oak.spi.query.Filter; |
| import org.elasticsearch.index.query.BoolQueryBuilder; |
| import org.elasticsearch.index.query.ExistsQueryBuilder; |
| import org.elasticsearch.index.query.PrefixQueryBuilder; |
| import org.elasticsearch.index.query.QueryBuilder; |
| import org.elasticsearch.index.query.QueryBuilders; |
| import org.elasticsearch.index.query.RangeQueryBuilder; |
| import org.elasticsearch.index.query.TermQueryBuilder; |
| import org.elasticsearch.index.query.WildcardQueryBuilder; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| import java.util.function.Function; |
| import java.util.stream.Collectors; |
| |
| import static org.apache.jackrabbit.JcrConstants.JCR_MIXINTYPES; |
| import static org.apache.jackrabbit.JcrConstants.JCR_PRIMARYTYPE; |
| import static org.apache.jackrabbit.oak.plugins.index.search.FieldNames.PATH; |
| import static org.apache.jackrabbit.oak.plugins.index.search.FieldNames.PATH_DEPTH; |
| import static org.elasticsearch.index.query.QueryBuilders.boolQuery; |
| import static org.elasticsearch.index.query.QueryBuilders.prefixQuery; |
| import static org.elasticsearch.index.query.QueryBuilders.termQuery; |
| import static org.elasticsearch.index.query.QueryBuilders.wildcardQuery; |
| |
| public class TermQueryBuilderFactory { |
| /** |
| * Private constructor. |
| */ |
| private TermQueryBuilderFactory() { |
| } |
| |
| private static ExistsQueryBuilder newExistsQuery(String field) { |
| return QueryBuilders.existsQuery(field); |
| } |
| |
| private static TermQueryBuilder newFulltextQuery(String ft) { |
| return termQuery(FieldNames.FULLTEXT, ft); |
| } |
| |
| private static TermQueryBuilder newFulltextQuery(String ft, String field) { |
| if (field == null || "*".equals(field)) { |
| return newFulltextQuery(ft); |
| } |
| return termQuery(field, ft); |
| } |
| |
| public static PrefixQueryBuilder newPrefixQuery(String field, @NotNull String value) { |
| return prefixQuery(field, value); |
| } |
| |
| public static WildcardQueryBuilder newWildcardQuery(String field, @NotNull String value) { |
| return wildcardQuery(field, value); |
| } |
| |
| public static TermQueryBuilder newPathQuery(String path) { |
| return termQuery(PATH, preparePath(path)); |
| } |
| |
| public static PrefixQueryBuilder newPrefixPathQuery(String path) { |
| return prefixQuery(PATH, preparePath(path)); |
| } |
| |
| public static WildcardQueryBuilder newWildcardPathQuery(@NotNull String value) { |
| return wildcardQuery(PATH, value); |
| } |
| |
| public static TermQueryBuilder newAncestorQuery(String path) { |
| return termQuery(FieldNames.ANCESTORS, preparePath(path)); |
| } |
| |
| public static TermQueryBuilder newDepthQuery(String path, FulltextIndexPlanner.PlanResult planResult) { |
| int depth = PathUtils.getDepth(path) + planResult.getParentDepth() + 1; |
| return QueryBuilders.termQuery(PATH_DEPTH, depth); |
| } |
| |
| public static TermQueryBuilder newNodeTypeQuery(String type) { |
| return termQuery(JCR_PRIMARYTYPE, type); |
| } |
| |
| public static TermQueryBuilder newMixinTypeQuery(String type) { |
| return termQuery(JCR_MIXINTYPES, type); |
| } |
| |
| public static TermQueryBuilder newNotNullPropQuery(String propName) { |
| return termQuery(FieldNames.NOT_NULL_PROPS, propName); |
| } |
| |
| public static TermQueryBuilder newNullPropQuery(String propName) { |
| return termQuery(FieldNames.NULL_PROPS, propName); |
| } |
| |
| private static <R> RangeQueryBuilder newRangeQuery(String field, |
| R first, R last, boolean firstIncluding, boolean lastIncluding) { |
| return QueryBuilders.rangeQuery(field) |
| .from(first).to(last) |
| .includeLower(firstIncluding).includeUpper(lastIncluding); |
| } |
| |
| private static <R> BoolQueryBuilder newInQuery(String field, List<R> values) { |
| BoolQueryBuilder bq = boolQuery(); |
| for (R value : values) { |
| bq.should(newRangeQuery(field, value, value, true, true)); |
| } |
| return bq; |
| } |
| |
| public static <R> QueryBuilder newPropertyRestrictionQuery(String propertyName, |
| Filter.PropertyRestriction pr, |
| Function<PropertyValue, R> propToObj) { |
| |
| R first = pr.first != null ? propToObj.apply(pr.first) : null; |
| R last = pr.last != null ? propToObj.apply(pr.last) : null; |
| if (pr.first != null && pr.first.equals(pr.last) && pr.firstIncluding |
| && pr.lastIncluding) { |
| // [property]=[value] |
| return termQuery(propertyName, first); |
| } else if (pr.first != null && pr.last != null) { |
| return newRangeQuery(propertyName, first, last, |
| pr.firstIncluding, pr.lastIncluding); |
| } else if (pr.first != null && pr.last == null) { |
| // '>' & '>=' use cases |
| return newRangeQuery(propertyName, first, null, pr.firstIncluding, true); |
| } else if (pr.last != null && !pr.last.equals(pr.first)) { |
| // '<' & '<=' |
| return newRangeQuery(propertyName, null, last, true, pr.lastIncluding); |
| } else if (pr.list != null) { |
| return newInQuery(propertyName, pr.list.stream() |
| .map(propToObj) |
| .collect(Collectors.toList())); |
| } else if (pr.isNotNullRestriction()) { |
| // not null. For date lower bound of zero can be used |
| return newExistsQuery(propertyName); |
| } else { |
| return null; |
| } |
| } |
| |
| private static String preparePath(String path) { |
| if (!"/".equals(path) && !path.startsWith("/")) { |
| path = "/" + path; |
| } |
| return path; |
| } |
| } |