| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.atlas.repository.patches; |
| |
| import org.apache.atlas.exception.AtlasBaseException; |
| import org.apache.atlas.listener.ChangedTypeDefs; |
| import org.apache.atlas.model.typedef.AtlasEntityDef; |
| import org.apache.atlas.repository.graph.SolrIndexHelper; |
| import org.apache.atlas.type.AtlasTypeRegistry; |
| import org.apache.commons.collections.CollectionUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| import static org.apache.atlas.model.patches.AtlasPatch.PatchStatus.APPLIED; |
| |
| |
| /** |
| * This patch handler installs suggestions request handlers for already running Atlas instances. |
| * Basically, for instances that were deployed with older versions. |
| */ |
| public class SuggestionsRequestHandlerPatch extends AtlasPatchHandler { |
| private static final Logger LOG = LoggerFactory.getLogger(SuggestionsRequestHandlerPatch.class); |
| |
| private static final String PATCH_ID = "JAVA_PATCH_0000_004"; |
| private static final String PATCH_DESCRIPTION = "Creates Solr request handler for use in suggestions."; |
| |
| private final PatchContext context; |
| |
| public SuggestionsRequestHandlerPatch(PatchContext context) { |
| super(context.getPatchRegistry(), PATCH_ID, PATCH_DESCRIPTION); |
| |
| this.context = context; |
| } |
| |
| @Override |
| public void apply() throws AtlasBaseException { |
| AtlasTypeRegistry typeRegistry = context.getTypeRegistry(); |
| Collection<AtlasEntityDef> entityDefs = typeRegistry.getAllEntityDefs(); |
| |
| if (CollectionUtils.isNotEmpty(entityDefs)) { |
| SolrIndexHelper indexHelper = new SolrIndexHelper(typeRegistry); |
| ChangedTypeDefs changedTypeDefs = new ChangedTypeDefs(null, new ArrayList<>(entityDefs), null); |
| |
| indexHelper.onChange(changedTypeDefs); |
| } |
| |
| setStatus(APPLIED); |
| |
| LOG.info("SuggestionsRequestHandlerPatch.apply(): patchId={}, status={}", getPatchId(), getStatus()); |
| } |
| } |