| /** |
| * 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.util; |
| |
| import org.apache.atlas.repository.graph.AtlasGraphProvider; |
| import org.apache.atlas.repository.graphdb.GremlinVersion; |
| |
| /** |
| * Generic Gremlin query provider which is agnostic of the Gremlin/TinkerPop version being used in Atlas |
| */ |
| public abstract class AtlasGremlinQueryProvider { |
| public static final AtlasGremlinQueryProvider INSTANCE = |
| AtlasGraphProvider.getGraphInstance().getSupportedGremlinVersion() == GremlinVersion.THREE ? |
| new AtlasGremlin3QueryProvider() : new AtlasGremlin2QueryProvider(); |
| |
| abstract public String getQuery(final AtlasGremlinQuery gremlinQuery); |
| |
| public enum AtlasGremlinQuery { |
| // Metrics related Queries |
| TYPE_COUNT_METRIC, |
| TYPE_UNUSED_COUNT_METRIC, |
| ENTITY_COUNT_METRIC, |
| TAG_COUNT_METRIC, |
| ENTITY_DELETED_METRIC, |
| ENTITIES_PER_TYPE_METRIC, |
| TAGGED_ENTITIES_METRIC, |
| ENTITIES_FOR_TAG_METRIC, |
| |
| // Import Export related Queries |
| EXPORT_BY_GUID_FULL, |
| EXPORT_BY_GUID_CONNECTED_IN_EDGE, |
| EXPORT_BY_GUID_CONNECTED_OUT_EDGE, |
| EXPORT_TYPE_STARTS_WITH, |
| EXPORT_TYPE_ENDS_WITH, |
| EXPORT_TYPE_CONTAINS, |
| EXPORT_TYPE_MATCHES, |
| EXPORT_TYPE_DEFAULT, |
| |
| // Lineage Queries |
| FULL_LINEAGE, |
| PARTIAL_LINEAGE, |
| |
| // Discovery Queries |
| BASIC_SEARCH_TYPE_FILTER, |
| BASIC_SEARCH_CLASSIFICATION_FILTER, |
| TO_RANGE_LIST |
| } |
| } |