Examples of GraphJob

Examples of org.apache.hama.graph.GraphJob

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      printUsage();
    }

    HamaConfiguration conf = new HamaConfiguration(new Configuration());

    GraphJob job = createJob(args, conf);

    long startTime = System.currentTimeMillis();
    if (job.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    }
  }

  public static GraphJob createJob(String[] args, HamaConfiguration conf)
      throws IOException {
    GraphJob pageJob = new GraphJob(conf, PageRank.class);
    pageJob.setJobName("Pagerank");

    pageJob.setVertexClass(PageRankVertex.class);
    pageJob.setInputPath(new Path(args[0]));
    pageJob.setOutputPath(new Path(args[1]));

    // set the defaults
    pageJob.setMaxIteration(30);
    pageJob.set("hama.pagerank.alpha", "0.85");
    // reference vertices to itself, because we don't have a dangling node
    // contribution here
    pageJob.set("hama.graph.self.ref", "true");
    pageJob.set("hama.graph.max.convergence.error", "0.001");

    if (args.length == 3) {
      pageJob.setNumBspTask(Integer.parseInt(args[2]));
    }

    // error
    pageJob.setAggregatorClass(AverageAggregator.class);

    // Vertex reader
    pageJob.setVertexInputReaderClass(PagerankSeqReader.class);

    pageJob.setVertexIDClass(Text.class);
    pageJob.setVertexValueClass(DoubleWritable.class);
    pageJob.setEdgeValueClass(NullWritable.class);

    pageJob.setInputFormat(SequenceFileInputFormat.class);

    pageJob.setPartitioner(HashPartitioner.class);
    pageJob.setOutputFormat(TextOutputFormat.class);
    pageJob.setOutputKeyClass(Text.class);
    pageJob.setOutputValueClass(DoubleWritable.class);
    return pageJob;
  }
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Examples of org.apache.hama.graph.GraphJob

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      InterruptedException, ClassNotFoundException {
    if (args.length < 2)
      printUsage();

    HamaConfiguration conf = new HamaConfiguration();
    GraphJob pageJob = createJob(args, conf);

    long startTime = System.currentTimeMillis();
    if (pageJob.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    }
  }

  public static GraphJob createJob(String[] args, HamaConfiguration conf)
      throws IOException {
    GraphJob pageJob = new GraphJob(conf, PageRank.class);
    pageJob.setJobName("Pagerank");

    pageJob.setVertexClass(PageRankVertex.class);
    pageJob.setInputPath(new Path(args[0]));
    pageJob.setOutputPath(new Path(args[1]));

    // set the defaults
    pageJob.setMaxIteration(30);
    pageJob.set("hama.pagerank.alpha", "0.85");
    // reference vertices to itself, because we don't have a dangling node
    // contribution here
    pageJob.set("hama.graph.self.ref", "true");
    pageJob.set("hama.graph.max.convergence.error", "0.001");

    if (args.length == 3) {
      pageJob.setNumBspTask(Integer.parseInt(args[2]));
    }

    // error
    pageJob.setAggregatorClass(AverageAggregator.class);

    // Vertex reader
    pageJob.setVertexInputReaderClass(PagerankSeqReader.class);

    pageJob.setVertexIDClass(Text.class);
    pageJob.setVertexValueClass(DoubleWritable.class);
    pageJob.setEdgeValueClass(NullWritable.class);

    pageJob.setInputFormat(SequenceFileInputFormat.class);

    pageJob.setPartitioner(HashPartitioner.class);
    pageJob.setOutputFormat(TextOutputFormat.class);
    pageJob.setOutputKeyClass(Text.class);
    pageJob.setOutputValueClass(DoubleWritable.class);
    return pageJob;
  }
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Examples of org.apache.hama.graph.GraphJob

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      InterruptedException, ClassNotFoundException {
    if (args.length < 2)
      printUsage();

    HamaConfiguration conf = new HamaConfiguration(new Configuration());
    GraphJob pageJob = createJob(args, conf);

    long startTime = System.currentTimeMillis();
    if (pageJob.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    generateTestData();
    try {
      HamaConfiguration conf = new HamaConfiguration(new Configuration());
      conf.set("bsp.local.tasks.maximum", "1");
      conf.setBoolean(GraphJobRunner.GRAPH_REPAIR, true);
      GraphJob pageJob = PageRank.createJob(new String[] { INPUT, OUTPUT },
          conf);

      if (!pageJob.waitForCompletion(true)) {
        fail("Job did not complete normally!");
      }
      verifyResult();
    } finally {
      deleteTempDirs();
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Examples of org.apache.hama.graph.GraphJob

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      InterruptedException, ClassNotFoundException {
    if (args.length < 2)
      printUsage();

    HamaConfiguration conf = new HamaConfiguration(new Configuration());
    GraphJob job = new GraphJob(conf, MindistSearchVertex.class);
    job.setJobName("Mindist Search");

    job.setVertexClass(MindistSearchVertex.class);
    job.setInputPath(new Path(args[0]));
    job.setOutputPath(new Path(args[1]));
    // set the min text combiner here
    job.setCombinerClass(MinTextCombiner.class);

    // set the defaults
    job.setMaxIteration(30);
    if (args.length == 4)
      job.setNumBspTask(Integer.parseInt(args[3]));
    if (args.length >= 3)
      job.setMaxIteration(Integer.parseInt(args[2]));

    job.setVertexIDClass(Text.class);
    job.setVertexValueClass(Text.class);
    job.setEdgeValueClass(NullWritable.class);

    job.setInputKeyClass(LongWritable.class);
    job.setInputValueClass(Text.class);
    job.setInputFormat(TextInputFormat.class);
    job.setVertexInputReaderClass(MindistSearchCountReader.class);
    job.setPartitioner(HashPartitioner.class);
    job.setOutputFormat(TextOutputFormat.class);
    job.setOutputKeyClass(Text.class);
    job.setOutputValueClass(Text.class);

    long startTime = System.currentTimeMillis();
    if (job.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    if (args.length < 2)
      printUsage();

    // Graph job configuration
    HamaConfiguration conf = new HamaConfiguration();
    GraphJob inlinkJob = new GraphJob(conf, InlinkCount.class);
    // Set the job name
    inlinkJob.setJobName("Inlink Count");

    inlinkJob.setInputPath(new Path(args[0]));
    inlinkJob.setOutputPath(new Path(args[1]));

    if (args.length == 3) {
      inlinkJob.setNumBspTask(Integer.parseInt(args[2]));
    }

    inlinkJob.setVertexClass(InlinkCount.class);
    inlinkJob.setInputFormat(TextInputFormat.class);
    inlinkJob.setInputKeyClass(LongWritable.class);
    inlinkJob.setInputValueClass(Text.class);

    inlinkJob.setVertexIDClass(Text.class);
    inlinkJob.setVertexValueClass(IntWritable.class);
    inlinkJob.setEdgeValueClass(NullWritable.class);
    inlinkJob.setVertexInputReaderClass(InlinkCountTextReader.class);

    inlinkJob.setPartitioner(HashPartitioner.class);
    inlinkJob.setOutputFormat(SequenceFileOutputFormat.class);
    inlinkJob.setOutputKeyClass(Text.class);
    inlinkJob.setOutputValueClass(IntWritable.class);

    long startTime = System.currentTimeMillis();
    if (inlinkJob.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    if (args.length < 2) {
      printUsage();
    }

    HamaConfiguration conf = new HamaConfiguration(new Configuration());
    GraphJob job = new GraphJob(conf, BipartiteMatching.class);

    // set the defaults
    job.setMaxIteration(30);
    job.setNumBspTask(2);
    conf.set(SEED_CONFIGURATION_KEY, System.currentTimeMillis() + "");

    if (args.length == 5)
      conf.set(SEED_CONFIGURATION_KEY, args[4]);
    if (args.length >= 4)
      job.setNumBspTask(Integer.parseInt(args[3]));
    if (args.length >= 3)
      job.setMaxIteration(Integer.parseInt(args[2]));

    job.setJobName("BipartiteMatching");
    job.setInputPath(new Path(args[0]));
    job.setOutputPath(new Path(args[1]));

    job.setVertexClass(BipartiteMatchingVertex.class);
    job.setVertexIDClass(Text.class);
    job.setVertexValueClass(TextPair.class);
    job.setEdgeValueClass(NullWritable.class);

    job.setInputKeyClass(LongWritable.class);
    job.setInputValueClass(Text.class);
    job.setInputFormat(TextInputFormat.class);
    job.setVertexInputReaderClass(BipartiteMatchingVertexReader.class);
    job.setPartitioner(HashPartitioner.class);
    job.setOutputFormat(TextOutputFormat.class);
    job.setOutputKeyClass(Text.class);
    job.setOutputValueClass(TextPair.class);

    long startTime = System.currentTimeMillis();
    if (job.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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Examples of org.apache.hama.graph.GraphJob

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    if (args.length < 3)
      printUsage();

    // Graph job configuration
    HamaConfiguration conf = new HamaConfiguration();
    GraphJob ssspJob = new GraphJob(conf, SSSP.class);
    // Set the job name
    ssspJob.setJobName("Single Source Shortest Path");

    conf.set(START_VERTEX, args[0]);
    ssspJob.setInputPath(new Path(args[1]));
    ssspJob.setOutputPath(new Path(args[2]));

    if (args.length == 4) {
      ssspJob.setNumBspTask(Integer.parseInt(args[3]));
    }

    ssspJob.setVertexClass(ShortestPathVertex.class);
    ssspJob.setCombinerClass(MinIntCombiner.class);
    ssspJob.setInputFormat(TextInputFormat.class);
    ssspJob.setInputKeyClass(LongWritable.class);
    ssspJob.setInputValueClass(Text.class);

    ssspJob.setPartitioner(HashPartitioner.class);
    ssspJob.setOutputFormat(TextOutputFormat.class);
    ssspJob.setVertexInputReaderClass(SSSPTextReader.class);
    ssspJob.setOutputKeyClass(Text.class);
    ssspJob.setOutputValueClass(IntWritable.class);
    // Iterate until all the nodes have been reached.
    ssspJob.setMaxIteration(Integer.MAX_VALUE);

    ssspJob.setVertexIDClass(Text.class);
    ssspJob.setVertexValueClass(IntWritable.class);
    ssspJob.setEdgeValueClass(IntWritable.class);

    long startTime = System.currentTimeMillis();
    if (ssspJob.waitForCompletion(true)) {
      System.out.println("Job Finished in "
          + (System.currentTimeMillis() - startTime) / 1000.0 + " seconds");
    }
  }
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