| /* |
| * 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.geode.management.internal.configuration.realizers; |
| |
| |
| import static org.apache.geode.cache.Region.SEPARATOR; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.annotations.Immutable; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.query.IndexExistsException; |
| import org.apache.geode.cache.query.IndexNameConflictException; |
| import org.apache.geode.cache.query.QueryService; |
| import org.apache.geode.cache.query.RegionNotFoundException; |
| import org.apache.geode.internal.cache.InternalCache; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| import org.apache.geode.management.api.RealizationResult; |
| import org.apache.geode.management.configuration.Index; |
| import org.apache.geode.management.configuration.IndexType; |
| import org.apache.geode.management.runtime.IndexInfo; |
| |
| public class IndexRealizer implements ConfigurationRealizer<Index, IndexInfo> { |
| @Immutable |
| private static final Logger logger = LogService.getLogger(); |
| |
| @Override |
| public RealizationResult create(Index config, InternalCache cache) { |
| QueryService queryService = cache.getQueryService(); |
| String indexName = config.getName(); |
| String indexedExpression = config.getExpression(); |
| String fromClause = config.getRegionPath(); |
| RealizationResult realizationResult = new RealizationResult(); |
| try { |
| if (config.getIndexType() == IndexType.KEY) { |
| queryService.createKeyIndex(indexName, indexedExpression, fromClause); |
| } else { |
| queryService.createIndex(indexName, indexedExpression, fromClause); |
| } |
| realizationResult.setSuccess(true); |
| realizationResult.setMessage("Index " + indexName + " successfully created"); |
| return realizationResult; |
| } catch (IndexNameConflictException | IndexExistsException e) { |
| // index creation is a distributed operation. sometimes the index might already be created |
| // via actions on another server. |
| realizationResult.setSuccess(true); |
| realizationResult.setMessage(e.getMessage()); |
| } catch (RegionNotFoundException e) { |
| realizationResult.setSuccess(false); |
| realizationResult.setMessage(e.getMessage()); |
| } catch (RuntimeException r) { |
| logger.error(r.getMessage(), r); |
| realizationResult.setSuccess(false); |
| realizationResult.setMessage(r.getMessage()); |
| } |
| |
| return realizationResult; |
| } |
| |
| @Override |
| public IndexInfo get(Index config, InternalCache cache) { |
| String regionName = config.getRegionName(); |
| String indexName = config.getName(); |
| if (regionName == null || indexName == null) { |
| return null; |
| } |
| Region<Object, Object> region = cache.getRegion(SEPARATOR + regionName); |
| if (region == null) { |
| return null; |
| } |
| QueryService queryService = cache.getQueryService(); |
| org.apache.geode.cache.query.Index index = queryService.getIndex(region, indexName); |
| if (index == null) { |
| return null; |
| } |
| |
| return new IndexInfo(); |
| } |
| |
| @Override |
| public RealizationResult update(Index config, InternalCache cache) { |
| return null; |
| } |
| |
| @Override |
| public RealizationResult delete(Index config, InternalCache cache) { |
| QueryService queryService = cache.getQueryService(); |
| RealizationResult realizationResult = new RealizationResult(); |
| Region<Object, Object> region = cache.getRegion(SEPARATOR + config.getRegionName()); |
| if (region == null) { |
| realizationResult.setSuccess(false); |
| realizationResult.setMessage("Region for index not found: " + config.getRegionName()); |
| return realizationResult; |
| } |
| org.apache.geode.cache.query.Index index = queryService.getIndex(region, config.getName()); |
| if (index == null) { |
| realizationResult.setSuccess(false); |
| realizationResult.setMessage("Index not found for Region: " |
| + config.getRegionName() |
| + ", " |
| + config.getName()); |
| return realizationResult; |
| } |
| try { |
| queryService.removeIndex(index); |
| realizationResult.setSuccess(true); |
| realizationResult.setMessage("Index " |
| + config.getName() |
| + " successfully removed from " |
| + config.getRegionName()); |
| return realizationResult; |
| } catch (RuntimeException e) { |
| logger.error(e.getMessage(), e); |
| realizationResult.setSuccess(false); |
| realizationResult.setMessage(e.getMessage()); |
| } |
| |
| return realizationResult; |
| } |
| } |