Mercurial > hg > Members > nobuyasu > TPPageRank

annotate src/sample/GremlinSample.java @ 11:8e3bb1843beb draft

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add pipes.jar and GremlinSample.java
author one
date Wed, 05 Sep 2012 19:12:20 +0900
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children 0ef7268bbbac
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1 package sample;
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2
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3 import java.io.File;
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4 import java.io.FileInputStream;
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5
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6 import pagerank.LinkToVertex;
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7
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8 import com.tinkerpop.blueprints.Graph;
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9 import com.tinkerpop.blueprints.Vertex;
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10 import com.tinkerpop.blueprints.impls.tg.TinkerGraph;
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11 import com.tinkerpop.blueprints.util.io.graphml.GraphMLReader;
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12 import com.tinkerpop.gremlin.java.GremlinPipeline;
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13 import com.tinkerpop.pipes.util.iterators.SingleIterator;
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14
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15 public class GremlinSample {
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17 public static void main(String[] args) {
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18
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19 final String fileDB = "./resources/tinkerpopDB";
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22 try {
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23 Graph graph = new TinkerGraph();
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24 FileInputStream in = new FileInputStream(new File(fileDB));
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25 GraphMLReader.inputGraph(graph, in);
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26 in.close();
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27 LinkToVertex ltv = new LinkToVertex(graph);
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28
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29 String id = "21";
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30 GremlinPipeline pipe = new GremlinPipeline();
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31 pipe.start(graph.getVertex(id)).out("HasLink").property("pageTitle");
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32 pipe.setStarts(new SingleIterator<Vertex>(graph.getVertex(id)));
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33 for (Object title : pipe) {
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34 System.out.println((String)title);
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35 }
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37
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38 } catch (NumberFormatException e){
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39 System.out.println("Program exit");
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40 } catch (Exception e) {
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41 e.printStackTrace();
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42 } finally {
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43
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44 }
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46 }
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47
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48 }