| /* |
| * 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.metron.solr.dao; |
| |
| import static org.apache.metron.indexing.dao.IndexDao.COMMENTS_FIELD; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Optional; |
| import java.util.function.Function; |
| |
| import java.util.stream.Collectors; |
| import org.apache.metron.common.Constants; |
| import org.apache.metron.indexing.dao.metaalert.MetaAlertConstants; |
| import org.apache.metron.indexing.dao.search.AlertComment; |
| import org.apache.metron.indexing.dao.search.SearchResult; |
| import org.apache.metron.indexing.dao.update.Document; |
| import org.apache.solr.common.SolrDocument; |
| import org.apache.solr.common.SolrInputDocument; |
| import org.json.simple.parser.ParseException; |
| |
| public class SolrUtilities { |
| |
| public static SearchResult getSearchResult(SolrDocument solrDocument, List<String> fields, Function<String, String> indexSupplier) { |
| SearchResult searchResult = new SearchResult(); |
| searchResult.setId((String) solrDocument.getFieldValue(Constants.GUID)); |
| searchResult.setIndex(indexSupplier.apply((String) solrDocument.getFieldValue(Constants.SENSOR_TYPE))); |
| Map<String, Object> docSource = toDocument(solrDocument).getDocument(); |
| final Map<String, Object> source = new HashMap<>(); |
| if (fields != null) { |
| fields.forEach(field -> source.put(field, docSource.get(field))); |
| } else { |
| source.putAll(docSource); |
| } |
| searchResult.setSource(source); |
| return searchResult; |
| } |
| |
| public static Document toDocument(SolrDocument solrDocument) { |
| Map<String, Object> document = new HashMap<>(); |
| solrDocument.getFieldNames().stream() |
| .filter(name -> !name.equals(SolrDao.VERSION_FIELD)) |
| .forEach(name -> document.put(name, solrDocument.getFieldValue(name))); |
| |
| reformatComments(solrDocument, document); |
| insertChildAlerts(solrDocument, document); |
| |
| return new Document(document, |
| (String) solrDocument.getFieldValue(Constants.GUID), |
| (String) solrDocument.getFieldValue(Constants.SENSOR_TYPE), 0L); |
| } |
| |
| protected static void reformatComments(SolrDocument solrDocument, Map<String, Object> document) { |
| // Make sure comments are in the proper format |
| @SuppressWarnings("unchecked") |
| List<String> commentStrs = (List<String>) solrDocument.get(COMMENTS_FIELD); |
| if (commentStrs != null) { |
| try { |
| List<AlertComment> comments = new ArrayList<>(); |
| for (String commentStr : commentStrs) { |
| comments.add(new AlertComment(commentStr)); |
| } |
| document.put(COMMENTS_FIELD, |
| comments.stream().map(AlertComment::asMap).collect(Collectors.toList())); |
| } catch (ParseException e) { |
| throw new IllegalStateException("Unable to parse comment", e); |
| } |
| } |
| } |
| |
| protected static void insertChildAlerts(SolrDocument solrDocument, Map<String, Object> document) { |
| // Make sure to put child alerts in |
| if (solrDocument.hasChildDocuments() && solrDocument |
| .getFieldValue(Constants.SENSOR_TYPE) |
| .equals(MetaAlertConstants.METAALERT_TYPE)) { |
| List<Map<String, Object>> childDocuments = new ArrayList<>(); |
| for (SolrDocument childDoc : solrDocument.getChildDocuments()) { |
| Map<String, Object> childDocMap = new HashMap<>(); |
| childDoc.getFieldNames().stream() |
| .filter(name -> !name.equals(SolrDao.VERSION_FIELD)) |
| .forEach(name -> childDocMap.put(name, childDoc.getFieldValue(name))); |
| childDocuments.add(childDocMap); |
| } |
| |
| document.put(MetaAlertConstants.ALERT_FIELD, childDocuments); |
| } |
| } |
| |
| public static SolrInputDocument toSolrInputDocument(Document document) { |
| SolrInputDocument solrInputDocument = new SolrInputDocument(); |
| for (Map.Entry<String, Object> field : document.getDocument().entrySet()) { |
| if (field.getKey().equals(MetaAlertConstants.ALERT_FIELD)) { |
| // We have a children, that needs to be translated as a child doc, not a field. |
| List<Map<String, Object>> alerts = (List<Map<String, Object>>) field.getValue(); |
| for (Map<String, Object> alert : alerts) { |
| SolrInputDocument childDocument = new SolrInputDocument(); |
| for (Map.Entry<String, Object> alertField : alert.entrySet()) { |
| childDocument.addField(alertField.getKey(), alertField.getValue()); |
| } |
| solrInputDocument.addChildDocument(childDocument); |
| } |
| } else { |
| solrInputDocument.addField(field.getKey(), field.getValue()); |
| } |
| } |
| return solrInputDocument; |
| } |
| |
| /** |
| * Gets the actual collection for the given sensor type |
| * @param indexSupplier The function to employ in the lookup |
| * @param sensorName The sensor type to be looked up |
| * @param index An index to use, if present. |
| * @return An Optional containing the actual collection |
| */ |
| public static Optional<String> getIndex(Function<String, String> indexSupplier, String sensorName, |
| Optional<String> index) { |
| if (index.isPresent()) { |
| return index; |
| } else { |
| String realIndex = indexSupplier.apply(sensorName); |
| return Optional.ofNullable(realIndex); |
| } |
| } |
| } |