Package org.apache.hadoop.mapred

Examples of org.apache.hadoop.mapred.MiniMRCluster.createJobConf()

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      FileSystem fileSys = dfs.getFileSystem();
      String namenode = fileSys.getUri().toString();

      mr  = new MiniMRCluster(1, namenode, 3);
      String strJobtracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
      String strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
      String argv[] = new String[] {
        "-input", INPUT_FILE,
        "-output", OUTPUT_DIR,
        "-mapper", map,
        "-reducer", reduce,
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      MyFile[] files = createFiles(fs.getUri(), "/srcdat");
      long totsize = 0;
      for (MyFile f : files) {
        totsize += f.getSize();
      }
      Configuration job = mr.createJobConf();
      job.setLong("distcp.bytes.per.map", totsize / 3);
      ToolRunner.run(new DistCpV1(job),
          new String[] {"-m", "100",
                        "-log",
                        namenode+"/logs",
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      FileSystem fileSys = dfs.getFileSystem();
      String namenode = fileSys.getUri().toString();
      mr  = new MiniMRCluster(1, namenode, 3);
      // During tests, the default Configuration will use a local mapred
      // So don't specify -config or -cluster
      String strJobtracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
      String strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
      String argv[] = new String[] {
        "-input", INPUT_FILE,
        "-output", OUTPUT_DIR,
        "-mapper", map,
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      String namenode = fileSys.getUri().toString();
      mr  = new MiniMRCluster(1, namenode, 3);
      // During tests, the default Configuration will use a local mapred
      // So don't specify -config or -cluster
      String strJobtracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
      String strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
      String argv[] = new String[] {
        "-input", INPUT_FILE,
        "-output", OUTPUT_DIR,
        "-mapper", map,
        "-reducer", reduce,
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      }
      System.out.println("args=" + Arrays.asList(args).toString().replace(",", ",\n  "));
      System.out.println("newstatus=" + Arrays.asList(newstatus).toString().replace(",", ",\n  "));

      //run DistCh
      new DistCh(mr.createJobConf()).run(args);
      runLsr(shell, tree.root, 0);

      //check results
      for(int i = 0; i < NUN_SUBS; i++) {
        Path sub = new Path(tree.root + "/sub" + i);
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  public void testWithLocal() throws Exception {
    MiniMRCluster mr = null;
    try {
      mr = new MiniMRCluster(2, "file:///", 3);
      Configuration conf = mr.createJobConf();
      runWordCount(conf);
      runSecondarySort(conf);
    } finally {
      if (mr != null) { mr.shutdown(); }
    }
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      JobConf mrConf = new JobConf(conf);
      mr = new MiniMRCluster(slaves, fileSys.getUri().toString(), 1,
                             null, null, mrConf);

      // Run examples
      TestMiniMRWithDFS.runPI(mr, mr.createJobConf(mrConf));
      TestMiniMRWithDFS.runWordCount(mr, mr.createJobConf(mrConf));
    } finally {
      if (dfs != null) { dfs.shutdown(); }
      if (mr != null) { mr.shutdown();
      }
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      mr = new MiniMRCluster(slaves, fileSys.getUri().toString(), 1,
                             null, null, mrConf);

      // Run examples
      TestMiniMRWithDFS.runPI(mr, mr.createJobConf(mrConf));
      TestMiniMRWithDFS.runWordCount(mr, mr.createJobConf(mrConf));
    } finally {
      if (dfs != null) { dfs.shutdown(); }
      if (mr != null) { mr.shutdown();
      }
    }
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      MyFile[] files = createFiles(fs.getUri(), "/srcdat");
      long totsize = 0;
      for (MyFile f : files) {
        totsize += f.getSize();
      }
      Configuration job = mr.createJobConf();
      job.setLong("distcp.bytes.per.map", totsize / 3);
      ToolRunner.run(new DistCp(job),
          new String[] {"-m", "100",
                        "-log",
                        namenode+"/logs",
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    try {
      // Retrieve HBASE_TEST_UTILITY.mrCluster via reflection, as it is private.
      Field mrClusterField = HBaseTestingUtility.class.getDeclaredField("mrCluster");
      mrClusterField.setAccessible(true);
      MiniMRCluster mrCluster = (MiniMRCluster) mrClusterField.get(HBASE_TEST_UTILITY);
      JobConf jobConf = mrCluster.createJobConf();
      Configuration conf = HBASE_TEST_UTILITY.getConfiguration();
      String proprety = "mapreduce.jobhistory.address";
      String value = jobConf.get(proprety);
      if (value != null) { // maybe null if we're running MRv1
        conf.set(proprety, value);
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