| /* |
| * 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.benchmark.util; |
| |
| import org.apache.tinkerpop.gremlin.LoadGraphWith; |
| import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource; |
| import org.apache.tinkerpop.gremlin.structure.Graph; |
| import org.apache.tinkerpop.gremlin.structure.io.GraphReader; |
| import org.apache.tinkerpop.gremlin.structure.io.gryo.GryoReader; |
| import org.apache.tinkerpop.gremlin.tinkergraph.structure.TinkerGraph; |
| |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.State; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** |
| * Read-only graph benchmarks extend {@code AbstractGraphBenchmark}. Annotating your benchmark class with {@link LoadGraphWith} |
| * will load the {@link TinkerGraph} instance with the desired data set. |
| * |
| * @author Ted Wilmes (http://twilmes.org) |
| */ |
| @State(Scope.Thread) |
| public class AbstractGraphBenchmark extends AbstractBenchmarkBase { |
| |
| private final String PATH = "/org/apache/tinkerpop/gremlin/structure/io/gryo/"; |
| |
| protected Graph graph; |
| protected GraphTraversalSource g; |
| |
| /** |
| * Opens a new {@link TinkerGraph} instance and optionally preloads it with one of the test data sets enumerated |
| * in {@link LoadGraphWith}. |
| * |
| * @throws IOException on failure to load graph |
| */ |
| @Setup |
| public void prepare() throws IOException { |
| graph = TinkerGraph.open(); |
| g = graph.traversal(); |
| |
| final LoadGraphWith[] loadGraphWiths = this.getClass().getAnnotationsByType(LoadGraphWith.class); |
| final LoadGraphWith loadGraphWith = loadGraphWiths.length == 0 ? null : loadGraphWiths[0]; |
| final LoadGraphWith.GraphData loadGraphWithData = null == loadGraphWith ? null : loadGraphWith.value(); |
| |
| String graphFile; |
| if(loadGraphWithData != null) { |
| if (loadGraphWithData.equals(LoadGraphWith.GraphData.GRATEFUL)) { |
| graphFile = "grateful-dead.kryo"; |
| } else if (loadGraphWithData.equals(LoadGraphWith.GraphData.MODERN)) { |
| graphFile = "tinkerpop-modern.kryo"; |
| } else if (loadGraphWithData.equals(LoadGraphWith.GraphData.CLASSIC)) { |
| graphFile = "tinkerpop-classic.kryo"; |
| } else if (loadGraphWithData.equals(LoadGraphWith.GraphData.CREW)) { |
| graphFile = "tinkerpop-crew.kryo"; |
| } else { |
| throw new RuntimeException("Could not load graph with " + loadGraphWithData); |
| } |
| |
| final GraphReader reader = GryoReader.build().create(); |
| try (final InputStream stream = AbstractGraphBenchmark.class. |
| getResourceAsStream(PATH + graphFile)) { |
| reader.readGraph(stream, graph); |
| } |
| } |
| } |
| } |