org.kepler.hadoop.io.input

Class FileContentInputFormat

java.lang.Object

org.apache.hadoop.mapreduce.InputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.FileInputFormat<java.lang.String,org.apache.hadoop.io.Text>

org.kepler.hadoop.io.input.FileContentInputFormat

public class FileContentInputFormat
extends org.apache.hadoop.mapreduce.lib.input.FileInputFormat<java.lang.String,org.apache.hadoop.io.Text>

This class provides InputFormat to read files. Key is file name (no path info), value is file content.

Author:

Jianwu Wang (jianwu@sdsc.edu)

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

org.apache.hadoop.mapreduce.lib.input.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

INPUT_DIR, INPUT_DIR_RECURSIVE, NUM_INPUT_FILES, PATHFILTER_CLASS, SPLIT_MAXSIZE, SPLIT_MINSIZE

Constructor Summary

Constructors

Constructor and Description
FileContentInputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordReader<java.lang.String,org.apache.hadoop.io.Text>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)

Methods inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

addInputPath, addInputPathRecursively, addInputPaths, computeSplitSize, getBlockIndex, getFormatMinSplitSize, getInputDirRecursive, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, getSplits, isSplitable, listStatus, makeSplit, setInputDirRecursive, setInputPathFilter, setInputPaths, setInputPaths, setMaxInputSplitSize, setMinInputSplitSize

Methods inherited from class java.lang.Object

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

Constructor Detail

FileContentInputFormat

public FileContentInputFormat()

Method Detail

createRecordReader

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

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.InputFormat<java.lang.String,org.apache.hadoop.io.Text>

Throws:

java.io.IOException

java.lang.InterruptedException