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com.tinkerpop.gremlin.tinkergraph.structure.TinkerFactory Maven / Gradle / Ivy
package com.tinkerpop.gremlin.tinkergraph.structure;
import com.tinkerpop.gremlin.process.T;
import com.tinkerpop.gremlin.process.Traversal;
import com.tinkerpop.gremlin.process.graph.step.map.FlatMapStep;
import com.tinkerpop.gremlin.process.graph.step.map.MapStep;
import com.tinkerpop.gremlin.process.graph.step.sideEffect.StartStep;
import com.tinkerpop.gremlin.process.util.DefaultTraversal;
import com.tinkerpop.gremlin.structure.Element;
import com.tinkerpop.gremlin.structure.Graph;
import com.tinkerpop.gremlin.structure.Vertex;
/**
* @author Marko A. Rodriguez (http://markorodriguez.com)
* @author Stephen Mallette (http://stephen.genoprime.com)
*/
public class TinkerFactory {
public static TinkerGraph createClassic() {
final TinkerGraph g = TinkerGraph.open();
generateClassic(g);
return g;
}
public static void generateClassic(final TinkerGraph g) {
final Vertex marko = g.addVertex(T.id, 1, "name", "marko", "age", 29);
final Vertex vadas = g.addVertex(T.id, 2, "name", "vadas", "age", 27);
final Vertex lop = g.addVertex(T.id, 3, "name", "lop", "lang", "java");
final Vertex josh = g.addVertex(T.id, 4, "name", "josh", "age", 32);
final Vertex ripple = g.addVertex(T.id, 5, "name", "ripple", "lang", "java");
final Vertex peter = g.addVertex(T.id, 6, "name", "peter", "age", 35);
marko.addEdge("knows", vadas, T.id, 7, "weight", 0.5f);
marko.addEdge("knows", josh, T.id, 8, "weight", 1.0f);
marko.addEdge("created", lop, T.id, 9, "weight", 0.4f);
josh.addEdge("created", ripple, T.id, 10, "weight", 1.0f);
josh.addEdge("created", lop, T.id, 11, "weight", 0.4f);
peter.addEdge("created", lop, T.id, 12, "weight", 0.2f);
}
public static TinkerGraph createModern() {
final TinkerGraph g = TinkerGraph.open();
generateModern(g);
return g;
}
public static void generateModern(final TinkerGraph g) {
final Vertex marko = g.addVertex(T.id, 1, T.label, "person", "name", "marko", "age", 29);
final Vertex vadas = g.addVertex(T.id, 2, T.label, "person", "name", "vadas", "age", 27);
final Vertex lop = g.addVertex(T.id, 3, T.label, "software", "name", "lop", "lang", "java");
final Vertex josh = g.addVertex(T.id, 4, T.label, "person", "name", "josh", "age", 32);
final Vertex ripple = g.addVertex(T.id, 5, T.label, "software", "name", "ripple", "lang", "java");
final Vertex peter = g.addVertex(T.id, 6, T.label, "person", "name", "peter", "age", 35);
marko.addEdge("knows", vadas, T.id, 7, "weight", 0.5d);
marko.addEdge("knows", josh, T.id, 8, "weight", 1.0d);
marko.addEdge("created", lop, T.id, 9, "weight", 0.4d);
josh.addEdge("created", ripple, T.id, 10, "weight", 1.0d);
josh.addEdge("created", lop, T.id, 11, "weight", 0.4d);
peter.addEdge("created", lop, T.id, 12, "weight", 0.2d);
}
public static TinkerGraph createTheCrew() {
final TinkerGraph g = TinkerGraph.open();
generateTheCrew(g);
return g;
}
public static void generateTheCrew(final TinkerGraph g) {
final Vertex marko = g.addVertex(T.id, 1, T.label, "person", "name", "marko", Graph.Key.hide("visible"), true);
final Vertex stephen = g.addVertex(T.id, 7, T.label, "person", "name", "stephen", Graph.Key.hide("visible"), true);
final Vertex matthias = g.addVertex(T.id, 8, T.label, "person", "name", "matthias", Graph.Key.hide("visible"), true);
final Vertex daniel = g.addVertex(T.id, 9, T.label, "person", "name", "daniel", Graph.Key.hide("visible"), false);
final Vertex gremlin = g.addVertex(T.id, 10, T.label, "software", "name", "gremlin", Graph.Key.hide("visible"), true);
final Vertex tinkergraph = g.addVertex(T.id, 11, T.label, "software", "name", "tinkergraph", Graph.Key.hide("visible"), false);
marko.property("location", "san diego", "startTime", 1997, "endTime", 2001);
marko.property("location", "santa cruz", "startTime", 2001, "endTime", 2004);
marko.property("location", "brussels", "startTime", 2004, "endTime", 2005);
marko.property("location", "santa fe", "startTime", 2005);
stephen.property("location", "centreville", "startTime", 1990, "endTime", 2000);
stephen.property("location", "dulles", "startTime", 2000, "endTime", 2006);
stephen.property("location", "purcellville", "startTime", 2006);
matthias.property("location", "bremen", "startTime", 2004, "endTime", 2007);
matthias.property("location", "baltimore", "startTime", 2007, "endTime", 2011);
matthias.property("location", "oakland", "startTime", 2011, "endTime", 2014);
matthias.property("location", "seattle", "startTime", 2014);
daniel.property("location", "spremberg", "startTime", 1982, "endTime", 2005);
daniel.property("location", "kaiserslautern", "startTime", 2005, "endTime", 2009);
daniel.property("location", "aachen", "startTime", 2009);
marko.addEdge("develops", gremlin, T.id, 13, "since", 2009);
marko.addEdge("develops", tinkergraph, T.id, 14, "since", 2010);
marko.addEdge("uses", gremlin, T.id, 15, "skill", 4);
marko.addEdge("uses", tinkergraph, T.id, 16, "skill", 5);
stephen.addEdge("develops", gremlin, T.id, 17, "since", 2010);
stephen.addEdge("develops", tinkergraph, T.id, 18, "since", 2011);
stephen.addEdge("uses", gremlin, T.id, 19, "skill", 5);
stephen.addEdge("uses", tinkergraph, T.id, 20, "skill", 4);
matthias.addEdge("develops", gremlin, T.id, 21, "since", 2012);
matthias.addEdge("uses", gremlin, T.id, 22, "skill", 3);
matthias.addEdge("uses", tinkergraph, T.id, 23, "skill", 3);
daniel.addEdge("uses", gremlin, T.id, 24, "skill", 5);
daniel.addEdge("uses", tinkergraph, T.id, 25, "skill", 3);
gremlin.addEdge("traverses", tinkergraph, T.id, 26, Graph.Key.hide("visible"), false);
g.variables().set("creator", "marko");
g.variables().set("lastModified", 2014);
g.variables().set("comment", "this graph was created to provide examples and test coverage for tinkerpop3 api advances");
}
public interface SocialTraversal extends Traversal {
public default SocialTraversal people() {
return (SocialTraversal) this.addStep(new StartStep<>(this, this.sideEffects().getGraph().V().has("age")));
}
public default SocialTraversal people(String name) {
return (SocialTraversal) this.addStep(new StartStep<>(this, this.sideEffects().getGraph().V().has("name", name)));
}
public default SocialTraversal knows() {
final FlatMapStep flatMapStep = new FlatMapStep<>(this);
flatMapStep.setFunction(v -> v.get().out("knows"));
return (SocialTraversal) this.addStep(flatMapStep);
}
public default SocialTraversal created() {
final FlatMapStep flatMapStep = new FlatMapStep<>(this);
flatMapStep.setFunction(v -> v.get().out("created"));
return (SocialTraversal) this.addStep(flatMapStep);
}
public default SocialTraversal name() {
MapStep mapStep = new MapStep<>(this);
mapStep.setFunction(v -> v.get().value("name"));
return (SocialTraversal) this.addStep(mapStep);
}
public static SocialTraversal of(final Graph graph) {
final SocialTraversal traversal = new DefaultSocialTraversal();
traversal.sideEffects().setGraph(graph);
return traversal;
}
public class DefaultSocialTraversal extends DefaultTraversal implements SocialTraversal {
}
}
}
