| /* |
| * 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.tinkerpop.gremlin.tinkergraph.structure; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| public final class TinkerIndexHelper { |
| |
| private TinkerIndexHelper() { |
| } |
| |
| public static List<TinkerVertex> queryVertexIndex(final AbstractTinkerGraph graph, final String key, final Object value) { |
| return null == graph.vertexIndex ? Collections.emptyList() : graph.vertexIndex.get(key, value); |
| } |
| |
| public static List<TinkerEdge> queryEdgeIndex(final AbstractTinkerGraph graph, final String key, final Object value) { |
| return null == graph.edgeIndex ? Collections.emptyList() : graph.edgeIndex.get(key, value); |
| } |
| |
| public static void autoUpdateIndex(final TinkerEdge edge, final String key, final Object newValue, final Object oldValue) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) edge.graph(); |
| if (graph.edgeIndex != null) |
| graph.edgeIndex.autoUpdate(key, newValue, oldValue, edge); |
| } |
| |
| public static void autoUpdateIndex(final TinkerVertex vertex, final String key, final Object newValue, final Object oldValue) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) vertex.graph(); |
| if (graph.vertexIndex != null) |
| graph.vertexIndex.autoUpdate(key, newValue, oldValue, vertex); |
| } |
| |
| public static void removeElementIndex(final TinkerVertex vertex) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) vertex.graph(); |
| if (graph.vertexIndex != null) |
| graph.vertexIndex.removeElement(vertex); |
| } |
| |
| public static void removeElementIndex(final TinkerEdge edge) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) edge.graph(); |
| if (graph.edgeIndex != null) |
| graph.edgeIndex.removeElement(edge); |
| } |
| |
| public static void removeIndex(final TinkerVertex vertex, final String key, final Object value) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) vertex.graph(); |
| if (graph.vertexIndex != null) |
| graph.vertexIndex.remove(key, value, vertex); |
| } |
| |
| public static void removeIndex(final TinkerEdge edge, final String key, final Object value) { |
| final AbstractTinkerGraph graph = (AbstractTinkerGraph) edge.graph(); |
| if (graph.edgeIndex != null) |
| graph.edgeIndex.remove(key, value, edge); |
| } |
| } |