org.kepler.hadoop.io.input

Class TokenInputFormat

java.lang.Object

org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,TokenWritable>

org.kepler.hadoop.io.input.TokenInputFormat

public class TokenInputFormat
extends org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,TokenWritable>

Hadoop InputFormat for Ptolemy tokens.

Author:

Daniel Crawl

Constructor Summary

Constructors

Constructor and Description
TokenInputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.NullWritable,TokenWritable>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context) Create the RecordReader for a split.
java.util.List<org.apache.hadoop.mapreduce.InputSplit>	getSplits(org.apache.hadoop.mapreduce.JobContext context) Get the splits for a job.

Methods inherited from class java.lang.Object

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

Constructor Detail

TokenInputFormat

public TokenInputFormat()

Method Detail

getSplits

public java.util.List<org.apache.hadoop.mapreduce.InputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext context)
                                                                 throws java.io.IOException,
                                                                        java.lang.InterruptedException

Get the splits for a job.

Specified by:

getSplits in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,TokenWritable>

Throws:

java.io.IOException

java.lang.InterruptedException

createRecordReader

public org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.NullWritable,TokenWritable> createRecordReader(org.apache.hadoop.mapreduce.InputSplit split,
                                                                                                                    org.apache.hadoop.mapreduce.TaskAttemptContext context)
                                                                                                             throws java.io.IOException,
                                                                                                                    java.lang.InterruptedException

Create the RecordReader for a split.

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,TokenWritable>

Throws:

java.io.IOException

java.lang.InterruptedException