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Java NMapInputFormat类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.hadoop.hbase.mapreduce.NMapInputFormat的典型用法代码示例。如果您正苦于以下问题:Java NMapInputFormat类的具体用法?Java NMapInputFormat怎么用?Java NMapInputFormat使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



NMapInputFormat类属于org.apache.hadoop.hbase.mapreduce包,在下文中一共展示了NMapInputFormat类的4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,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: doLoad

import org.apache.hadoop.hbase.mapreduce.NMapInputFormat; //导入依赖的package包/类
protected Job doLoad(Configuration conf, HTableDescriptor htd) throws Exception {
  Path outputDir = getTestDir(TEST_NAME, "load-output");
  LOG.info("Load output dir: " + outputDir);

  NMapInputFormat.setNumMapTasks(conf, conf.getInt(NUM_MAP_TASKS_KEY, NUM_MAP_TASKS_DEFAULT));
  conf.set(TABLE_NAME_KEY, htd.getTableName().getNameAsString());

  Job job = Job.getInstance(conf);
  job.setJobName(TEST_NAME + " Load for " + htd.getTableName());
  job.setJarByClass(this.getClass());
  setMapperClass(job);
  job.setInputFormatClass(NMapInputFormat.class);
  job.setNumReduceTasks(0);
  setJobScannerConf(job);
  FileOutputFormat.setOutputPath(job, outputDir);

  TableMapReduceUtil.addDependencyJars(job);

  TableMapReduceUtil.addDependencyJars(job.getConfiguration(), AbstractHBaseTool.class);
  TableMapReduceUtil.initCredentials(job);
  assertTrue(job.waitForCompletion(true));
  return job;
}
 
开发者ID:fengchen8086,项目名称:ditb,代码行数:24,代码来源:IntegrationTestLoadAndVerify.java


示例2: doLoad

import org.apache.hadoop.hbase.mapreduce.NMapInputFormat; //导入依赖的package包/类
private void doLoad(Configuration conf, HTableDescriptor htd) throws Exception {
  Path outputDir = getTestDir(TEST_NAME, "load-output");

  NMapInputFormat.setNumMapTasks(conf, conf.getInt(NUM_MAP_TASKS_KEY, NUM_MAP_TASKS_DEFAULT));
  conf.set(TABLE_NAME_KEY, htd.getNameAsString());

  Job job = new Job(conf);
  job.setJobName(TEST_NAME + " Load for " + htd.getNameAsString());
  job.setJarByClass(this.getClass());
  job.setMapperClass(LoadMapper.class);
  job.setInputFormatClass(NMapInputFormat.class);
  job.setNumReduceTasks(0);
  FileOutputFormat.setOutputPath(job, outputDir);

  TableMapReduceUtil.addDependencyJars(job);
  TableMapReduceUtil.addDependencyJars(
      job.getConfiguration(), HTable.class, Lists.class);
  TableMapReduceUtil.initCredentials(job);
  assertTrue(job.waitForCompletion(true));
}
 
开发者ID:fengchen8086,项目名称:LCIndex-HBase-0.94.16,代码行数:21,代码来源:IntegrationTestLoadAndVerify.java


示例3: doLoad

import org.apache.hadoop.hbase.mapreduce.NMapInputFormat; //导入依赖的package包/类
protected Job doLoad(Configuration conf, HTableDescriptor htd) throws Exception {
  Path outputDir = getTestDir(TEST_NAME, "load-output");

  NMapInputFormat.setNumMapTasks(conf, conf.getInt(NUM_MAP_TASKS_KEY, NUM_MAP_TASKS_DEFAULT));
  conf.set(TABLE_NAME_KEY, htd.getTableName().getNameAsString());

  Job job = new Job(conf);
  job.setJobName(TEST_NAME + " Load for " + htd.getTableName());
  job.setJarByClass(this.getClass());
  setMapperClass(job);
  job.setInputFormatClass(NMapInputFormat.class);
  job.setNumReduceTasks(0);
  setJobScannerConf(job);
  FileOutputFormat.setOutputPath(job, outputDir);

  TableMapReduceUtil.addDependencyJars(job);

  TableMapReduceUtil.addDependencyJars(job.getConfiguration(), AbstractHBaseTool.class);
  TableMapReduceUtil.initCredentials(job);
  assertTrue(job.waitForCompletion(true));
  return job;
}
 
开发者ID:tenggyut,项目名称:HIndex,代码行数:23,代码来源:IntegrationTestLoadAndVerify.java


示例4: doLoad

import org.apache.hadoop.hbase.mapreduce.NMapInputFormat; //导入依赖的package包/类
protected Job doLoad(Configuration conf, HTableDescriptor htd) throws Exception {
  Path outputDir = getTestDir(TEST_NAME, "load-output");
  LOG.info("Load output dir: " + outputDir);

  NMapInputFormat.setNumMapTasks(conf, conf.getInt(NUM_MAP_TASKS_KEY, NUM_MAP_TASKS_DEFAULT));
  conf.set(TABLE_NAME_KEY, htd.getTableName().getNameAsString());

  Job job = Job.getInstance(conf);
  job.setJobName(TEST_NAME + " Load for " + htd.getTableName());
  job.setJarByClass(this.getClass());
  setMapperClass(job);
  job.setInputFormatClass(NMapInputFormat.class);
  job.setNumReduceTasks(0);
  setJobScannerConf(job);
  FileOutputFormat.setOutputPath(job, outputDir);

  TableMapReduceUtil.addDependencyJars(job);

  TableMapReduceUtil.addDependencyJarsForClasses(job.getConfiguration(), AbstractHBaseTool.class);
  TableMapReduceUtil.initCredentials(job);
  assertTrue(job.waitForCompletion(true));
  return job;
}
 
开发者ID:apache,项目名称:hbase,代码行数:24,代码来源:IntegrationTestLoadAndVerify.java



注:本文中的org.apache.hadoop.hbase.mapreduce.NMapInputFormat类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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