Package org.apache.giraph.job

Examples of org.apache.giraph.job.GiraphJob

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      //now operate over HBase using Vertex I/O formats
      conf.set(TableInputFormat.INPUT_TABLE, TABLE_NAME);
      conf.set(TableOutputFormat.OUTPUT_TABLE, TABLE_NAME);

      GiraphJob giraphJob = new GiraphJob(conf, BspCase.getCallingMethodName());
      GiraphConfiguration giraphConf = giraphJob.getConfiguration();
      giraphConf.setZooKeeperConfiguration(
          cluster.getMaster().getZooKeeper().getQuorum());
      setupConfiguration(giraphJob);
      giraphConf.setVertexClass(EdgeNotification.class);
      giraphConf.setVertexInputFormatClass(TableEdgeInputFormat.class);
      giraphConf.setVertexOutputFormatClass(TableEdgeOutputFormat.class);

      assertTrue(giraphJob.run(true));
      if(log.isInfoEnabled())
        log.info("Giraph job successful. Checking output qualifier.");

      //Do a get on row 0002, it should have a parent of 0001
      //if the outputFormat worked.
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        SimpleCheckpointVertex.SimpleCheckpointVertexWorkerContext.class);
    conf.setMasterComputeClass(
        SimpleCheckpointVertex.SimpleCheckpointVertexMasterCompute.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    conf.setVertexOutputFormatClass(SimpleSuperstepVertexOutputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf, outputPath);

    GiraphConfiguration configuration = job.getConfiguration();
    GiraphConstants.CHECKPOINT_DIRECTORY.set(configuration, checkpointsDir.toString());
    GiraphConstants.CLEANUP_CHECKPOINTS_AFTER_SUCCESS.set(configuration, false);
    configuration.setCheckpointFrequency(2);

    assertTrue(job.run(true));

    long idSum = 0;
    if (!runningInDistributedMode()) {
      FileStatus fileStatus = getSinglePartFileStatus(job.getConfiguration(),
          outputPath);
      idSum = SimpleCheckpointVertex.SimpleCheckpointVertexWorkerContext
          .getFinalSum();
      System.out.println("testBspCheckpoint: idSum = " + idSum +
          " fileLen = " + fileStatus.getLen());
    }

    // Restart the test from superstep 2
    System.out.println("testBspCheckpoint: Restarting from superstep 2" +
        " with checkpoint path = " + checkpointsDir);
    outputPath = getTempPath(getCallingMethodName() + "Restarted");
    conf = new GiraphConfiguration();
    conf.setVertexClass(
        SimpleCheckpointVertex.SimpleCheckpointComputation.class);
    conf.setWorkerContextClass(
        SimpleCheckpointVertex.SimpleCheckpointVertexWorkerContext.class);
    conf.setMasterComputeClass(
        SimpleCheckpointVertex.SimpleCheckpointVertexMasterCompute.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    conf.setVertexOutputFormatClass(SimpleSuperstepVertexOutputFormat.class);
    GiraphJob restartedJob = prepareJob(getCallingMethodName() + "Restarted",
        conf, outputPath);
    configuration.setMasterComputeClass(
        SimpleCheckpointVertex.SimpleCheckpointVertexMasterCompute.class);
    GiraphConstants.CHECKPOINT_DIRECTORY.set(restartedJob.getConfiguration(),
        checkpointsDir.toString());

    assertTrue(restartedJob.run(true));
    if (!runningInDistributedMode()) {
      long idSumRestarted =
          SimpleCheckpointVertex.SimpleCheckpointVertexWorkerContext
              .getFinalSum();
      System.out.println("testBspCheckpoint: idSumRestarted = " +
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        System.getProperty("java.class.path"));
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleSuperstepVertex.class);
    conf.setVertexInputFormatClass(
        SimpleSuperstepVertex.SimpleSuperstepVertexInputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf);
    ImmutableClassesGiraphConfiguration configuration =
        new ImmutableClassesGiraphConfiguration(job.getConfiguration());
    Vertex<LongWritable, IntWritable, FloatWritable, IntWritable> vertex =
        configuration.createVertex();
    vertex.initialize(new LongWritable(1), new IntWritable(1));
    System.out.println("testInstantiateVertex: Got vertex " + vertex);
    VertexInputFormat<LongWritable, IntWritable, FloatWritable>
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      return;
    }
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleSuperstepVertex.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf);
    conf = job.getConfiguration();
    conf.setWorkerConfiguration(5, 5, 100.0f);
    GiraphConstants.SPLIT_MASTER_WORKER.set(conf, true);

    try {
      job.run(true);
      fail();
    } catch (IllegalArgumentException e) {
    }

    GiraphConstants.SPLIT_MASTER_WORKER.set(conf, false);
    try {
      job.run(true);
      fail();
    } catch (IllegalArgumentException e) {
    }

    conf.setWorkerConfiguration(1, 1, 100.0f);
    job.run(true);
  }
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   * @throws IOException if anything goes wrong
   */
  protected GiraphJob prepareJob(String name, GiraphConfiguration conf,
                                 Path outputPath)
      throws IOException {
    GiraphJob job = new GiraphJob(conf, name);
    setupConfiguration(job);
    if (outputPath != null) {
      removeAndSetOutput(job, outputPath);
    }
    return job;
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    }

    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleFailVertex.class);
    conf.setVertexInputFormatClass(SimplePageRankVertexInputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf,
        getTempPath(getCallingMethodName()));
    job.getConfiguration().setInt("mapred.map.max.attempts", 1);
    assertTrue(!job.run(true));
  }
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    Path outputPath = getTempPath(callingMethod);
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleSuperstepVertex.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    conf.setVertexOutputFormatClass(SimpleSuperstepVertexOutputFormat.class);
    GiraphJob job = prepareJob(callingMethod, conf, outputPath);
    Configuration configuration = job.getConfiguration();
    // GeneratedInputSplit will generate 10 vertices
    configuration.setLong(GeneratedVertexReader.READER_VERTICES, 10);
    assertTrue(job.run(true));
    if (!runningInDistributedMode()) {
      FileStatus fileStatus = getSinglePartFileStatus(configuration, outputPath);
      assertEquals(49l, fileStatus.getLen());
    }
  }
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  public void testBspMsg()
      throws IOException, InterruptedException, ClassNotFoundException {
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleMsgVertex.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf);
    assertTrue(job.run(true));
  }
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  public void testEmptyVertexInputFormat()
      throws IOException, InterruptedException, ClassNotFoundException {
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleMsgVertex.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf);
    job.getConfiguration().setLong(GeneratedVertexReader.READER_VERTICES, 0);
    assertTrue(job.run(true));
  }
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      throws IOException, InterruptedException, ClassNotFoundException {
    GiraphConfiguration conf = new GiraphConfiguration();
    conf.setVertexClass(SimpleCombinerVertex.class);
    conf.setVertexInputFormatClass(SimpleSuperstepVertexInputFormat.class);
    conf.setCombinerClass(SimpleSumCombiner.class);
    GiraphJob job = prepareJob(getCallingMethodName(), conf);
    assertTrue(job.run(true));
  }
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Related Classes of org.apache.giraph.job.GiraphJob

  • com.tinkerpop.gremlin.giraph.process.computer.GiraphGraphComputer
  • org.apache.giraph.aggregators.TestAggregatorsHandling
  • org.apache.giraph.benchmark.GiraphBenchmark
  • org.apache.giraph.BspCase
  • org.apache.giraph.conf.GiraphConfiguration
  • org.apache.giraph.conf.ImmutableClassesGiraphConfiguration
  • org.apache.giraph.examples.SimpleCheckpoint
  • org.apache.giraph.examples.SimpleCheckpointVertex
  • org.apache.giraph.examples.SimpleVertexWithWorkerContext
  • org.apache.giraph.examples.TestPageRank
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