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Java JobConf.setJarByClass方法代码示例

本文整理汇总了Java中org.apache.hadoop.mapred.JobConf.setJarByClass方法的典型用法代码示例。如果您正苦于以下问题:Java JobConf.setJarByClass方法的具体用法?Java JobConf.setJarByClass怎么用?Java JobConf.setJarByClass使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.hadoop.mapred.JobConf的用法示例。


在下文中一共展示了JobConf.setJarByClass方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: runJobFail

import org.apache.hadoop.mapred.JobConf; //导入方法依赖的package包/类
public static void runJobFail(JobConf conf, Path inDir, Path outDir)
       throws IOException, InterruptedException {
  conf.setJobName("test-job-fail");
  conf.setMapperClass(FailMapper.class);
  conf.setJarByClass(FailMapper.class);
  conf.setReducerClass(IdentityReducer.class);
  conf.setMaxMapAttempts(1);
  
  boolean success = runJob(conf, inDir, outDir, 1, 0);
  Assert.assertFalse("Job expected to fail succeeded", success);
}
 
开发者ID:naver,项目名称:hadoop,代码行数:12,代码来源:TestMROldApiJobs.java

示例2: doTestWithMapReduce

import org.apache.hadoop.mapred.JobConf; //导入方法依赖的package包/类
public static void doTestWithMapReduce(HBaseTestingUtility util, TableName tableName,
    String snapshotName, byte[] startRow, byte[] endRow, Path tableDir, int numRegions,
    int expectedNumSplits, boolean shutdownCluster) throws Exception {

  //create the table and snapshot
  createTableAndSnapshot(util, tableName, snapshotName, startRow, endRow, numRegions);

  if (shutdownCluster) {
    util.shutdownMiniHBaseCluster();
  }

  try {
    // create the job
    JobConf jobConf = new JobConf(util.getConfiguration());

    jobConf.setJarByClass(util.getClass());
    org.apache.hadoop.hbase.mapreduce.TableMapReduceUtil.addDependencyJars(jobConf,
      TestTableSnapshotInputFormat.class);

    TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,
      TestTableSnapshotMapper.class, ImmutableBytesWritable.class,
      NullWritable.class, jobConf, true, tableDir);

    jobConf.setReducerClass(TestTableSnapshotInputFormat.TestTableSnapshotReducer.class);
    jobConf.setNumReduceTasks(1);
    jobConf.setOutputFormat(NullOutputFormat.class);

    RunningJob job = JobClient.runJob(jobConf);
    Assert.assertTrue(job.isSuccessful());
  } finally {
    if (!shutdownCluster) {
      util.getHBaseAdmin().deleteSnapshot(snapshotName);
      util.deleteTable(tableName);
    }
  }
}
 
开发者ID:fengchen8086,项目名称:ditb,代码行数:37,代码来源:TestTableSnapshotInputFormat.java


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