Example usage for org.apache.hadoop.mapred.lib.aggregate ValueAggregatorJob createValueAggregatorJob

Introduction

In this page you can find the example usage for org.apache.hadoop.mapred.lib.aggregate ValueAggregatorJob createValueAggregatorJob.

Prototype

public static JobConf createValueAggregatorJob(String args[],
            Class<? extends ValueAggregatorDescriptor>[] descriptors, Class<?> caller) throws IOException 

Source Link

Usage

From source file:com.github.gaoyangthu.demo.mapred.AggregateWordCount.java

License:Apache License

/**
 * The main driver for word count map/reduce program. Invoke this method to
 * submit the map/reduce job./* w w w  .  j  av  a  2  s . com*/
 * 
 * @throws java.io.IOException
 *           When there is communication problems with the job tracker.
 */
@SuppressWarnings("unchecked")
public static void main(String[] args) throws IOException {
    JobConf conf = ValueAggregatorJob.createValueAggregatorJob(args, new Class[] { WordCountPlugInClass.class },
            AggregateWordCount.class);

    JobClient.runJob(conf);
}

---

From source file:com.github.gaoyangthu.demo.mapred.AggregateWordHistogram.java

License:Apache License

/**
 * The main driver for word count map/reduce program. Invoke this method to
 * submit the map/reduce job.//ww w.  j av a 2  s .co  m
 * 
 * @throws java.io.IOException
 *           When there is communication problems with the job tracker.
 */
@SuppressWarnings("unchecked")
public static void main(String[] args) throws IOException {
    JobConf conf = ValueAggregatorJob.createValueAggregatorJob(args,
            new Class[] { AggregateWordHistogramPlugin.class }, AggregateWordHistogram.class);

    JobClient.runJob(conf);
}

---