Package ml.shifu.guagua.example.sum

Class SumMaster

java.lang.Object

ml.shifu.guagua.example.sum.SumMaster

All Implemented Interfaces:

ml.shifu.guagua.master.MasterComputable<ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>,ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>>

@ComputableMonitor
public class SumMaster
extends Object
implements ml.shifu.guagua.master.MasterComputable<ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>,ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>>

Sum all workers' results together.

If sum value is larger than 1000000L, use HaltBytable to stop iteration.

Constructor Summary

Constructors

Constructor	Description
SumMaster()

Method Summary

Modifier and Type	Method	Description
ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>	compute(ml.shifu.guagua.master.MasterContext<ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>,ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>> context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SumMaster

public SumMaster()

Method Detail

compute

public ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable> compute(ml.shifu.guagua.master.MasterContext<ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>,ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>> context)

Specified by:

compute in interface ml.shifu.guagua.master.MasterComputable<ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>,ml.shifu.guagua.hadoop.io.GuaguaWritableAdapter<org.apache.hadoop.io.LongWritable>>