├── .gitignore ├── conf └── janusgraph-berkeleyje-lucene.properties ├── README.md ├── src └── main │ └── java │ └── pluradj │ └── janusgraph │ └── example │ └── JavaExample.java ├── pom.xml └── LICENSE /.gitignore: -------------------------------------------------------------------------------- 1 | target/ 2 | db/ 3 | -------------------------------------------------------------------------------- /conf/janusgraph-berkeleyje-lucene.properties: -------------------------------------------------------------------------------- 1 | gremlin.graph=org.janusgraph.core.JanusGraphFactory 2 | storage.backend=berkeleyje 3 | storage.directory=../db/berkeleyje 4 | index.search.backend=lucene 5 | index.search.directory=../db/lucene 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # JanusGraph TinkerPop Java Example 2 | 3 | Simple Java example using JanusGraph 0.3.0 and Apache TinkerPop 3.3.3. 4 | 5 | ## Build Environment 6 | 7 | * Java 8.0 Update 181 8 | * Apache Maven 3.5.4 9 | 10 | ## Building and Running 11 | 12 | ``` 13 | mvn clean package 14 | rm -rf ./db/ 15 | mvn exec:java -Dexec.mainClass="pluradj.janusgraph.example.JavaExample" 16 | ``` 17 | 18 | ## References 19 | 20 | * [JanusGraph 0.3.0 Release](https://github.com/JanusGraph/janusgraph/releases/tag/v0.3.0) 21 | * [JanusGraph Getting Started](https://docs.janusgraph.org/0.3.0/getting-started.html) 22 | * [GraphOfTheGodsFactory.java](https://github.com/JanusGraph/janusgraph/blob/v0.3.0/janusgraph-core/src/main/java/org/janusgraph/example/GraphOfTheGodsFactory.java) 23 | * [Apache TinkerPop 3.3.3 Javadocs](https://tinkerpop.apache.org/javadocs/3.3.3/full/) 24 | -------------------------------------------------------------------------------- /src/main/java/pluradj/janusgraph/example/JavaExample.java: -------------------------------------------------------------------------------- 1 | package pluradj.janusgraph.example; 2 | 3 | import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource; 4 | import org.apache.tinkerpop.gremlin.structure.Edge; 5 | import org.apache.tinkerpop.gremlin.structure.Vertex; 6 | import org.janusgraph.core.JanusGraph; 7 | import org.janusgraph.core.JanusGraphFactory; 8 | import org.janusgraph.core.attribute.Geo; 9 | import org.janusgraph.core.attribute.Geoshape; 10 | import org.janusgraph.example.GraphOfTheGodsFactory; 11 | import org.slf4j.Logger; 12 | import org.slf4j.LoggerFactory; 13 | import java.util.List; 14 | import java.util.Map; 15 | 16 | public class JavaExample { 17 | private static final Logger LOGGER = LoggerFactory.getLogger(JavaExample.class); 18 | 19 | public static void main(String[] args) { 20 | JanusGraph graph = JanusGraphFactory.open("conf/janusgraph-berkeleyje-lucene.properties"); 21 | GraphTraversalSource g = graph.traversal(); 22 | if (g.V().count().next() == 0) { 23 | // load the schema and graph data 24 | GraphOfTheGodsFactory.load(graph); 25 | } 26 | Map saturnProps = g.V().has("name", "saturn").valueMap(true).next(); 27 | LOGGER.info(saturnProps.toString()); 28 | List places = g.E().has("place", Geo.geoWithin(Geoshape.circle(37.97, 23.72, 50))).toList(); 29 | LOGGER.info(places.toString()); 30 | System.exit(0); 31 | } 32 | } 33 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 4 | 4.0.0 5 | pluradj.janusgraph.example 6 | java-example 7 | 0.1 8 | jar 9 | 10 | 11 | Apache License, Version 2.0 12 | http://www.apache.org/licenses/LICENSE-2.0.txt 13 | 14 | 15 | 16 | UTF-8 17 | 0.3.0 18 | 3.3.3 19 | 1.7.25 20 | 21 | 22 | 23 | org.janusgraph 24 | janusgraph-core 25 | ${janusgraph.version} 26 | 27 | 28 | org.apache.tinkerpop 29 | gremlin-server 30 | ${tinkerpop.version} 31 | 32 | 33 | org.janusgraph 34 | janusgraph-berkeleyje 35 | ${janusgraph.version} 36 | 37 | 38 | org.janusgraph 39 | janusgraph-lucene 40 | ${janusgraph.version} 41 | 42 | 43 | org.slf4j 44 | slf4j-simple 45 | ${slf4j.version} 46 | 47 | 48 | junit 49 | junit 50 | 4.12 51 | test 52 | 53 | 54 | 55 | 56 | 57 | 58 | org.apache.maven.plugins 59 | maven-compiler-plugin 60 | 3.8.0 61 | 62 | 1.8 63 | 1.8 64 | 65 | 66 | 67 | 68 | 69 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | 2 | Apache License 3 | Version 2.0, January 2004 4 | http://www.apache.org/licenses/ 5 | 6 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 7 | 8 | 1. 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