org.apache.avro.mapred

Class AvroUtf8InputFormat

java.lang.Object

org.apache.hadoop.mapred.FileInputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>

org.apache.avro.mapred.AvroUtf8InputFormat

All Implemented Interfaces:

org.apache.hadoop.mapred.InputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>, org.apache.hadoop.mapred.JobConfigurable

public class AvroUtf8InputFormat
extends org.apache.hadoop.mapred.FileInputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>
implements org.apache.hadoop.mapred.JobConfigurable

An InputFormat for text files. Each line is a Utf8 key; values are null.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapred.FileInputFormat

org.apache.hadoop.mapred.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapred.FileInputFormat

INPUT_DIR_RECURSIVE, LOG, NUM_INPUT_FILES

Constructor Summary

Constructors

Constructor and Description
AvroUtf8InputFormat()

Method Summary

Modifier and Type	Method and Description
void	configure(org.apache.hadoop.mapred.JobConf conf)
org.apache.hadoop.mapred.RecordReader<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>	getRecordReader(org.apache.hadoop.mapred.InputSplit split, org.apache.hadoop.mapred.JobConf job, org.apache.hadoop.mapred.Reporter reporter)
protected boolean	isSplitable(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path file)

Methods inherited from class org.apache.hadoop.mapred.FileInputFormat

addInputPath, addInputPathRecursively, addInputPaths, computeSplitSize, getBlockIndex, getInputPathFilter, getInputPaths, getSplitHosts, getSplits, listStatus, makeSplit, makeSplit, setInputPathFilter, setInputPaths, setInputPaths, setMinSplitSize

Methods inherited from class java.lang.Object

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

Constructor Detail

AvroUtf8InputFormat

public AvroUtf8InputFormat()

Method Detail

configure

public void configure(org.apache.hadoop.mapred.JobConf conf)

Specified by:

configure in interface org.apache.hadoop.mapred.JobConfigurable

isSplitable

protected boolean isSplitable(org.apache.hadoop.fs.FileSystem fs,
                              org.apache.hadoop.fs.Path file)

Overrides:

isSplitable in class org.apache.hadoop.mapred.FileInputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>

getRecordReader

public org.apache.hadoop.mapred.RecordReader<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable> getRecordReader(org.apache.hadoop.mapred.InputSplit split,
                                                                                                                  org.apache.hadoop.mapred.JobConf job,
                                                                                                                  org.apache.hadoop.mapred.Reporter reporter)
                                                                                                           throws IOException

Specified by:

getRecordReader in interface org.apache.hadoop.mapred.InputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>

Specified by:

getRecordReader in class org.apache.hadoop.mapred.FileInputFormat<AvroWrapper<Utf8>,org.apache.hadoop.io.NullWritable>

Throws:

IOException