org.apache.hadoop.mapreduce.lib.input

Class CombineSequenceFileInputFormat<K,V>

java.lang.Object

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

org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.CombineSequenceFileInputFormat<K,V>

@InterfaceAudience.Public
@InterfaceStability.Stable
public class CombineSequenceFileInputFormat<K,V>
extends CombineFileInputFormat<K,V>

Input format that is a CombineFileInputFormat-equivalent for SequenceFileInputFormat.

See Also:

CombineFileInputFormat

Field Summary

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

SPLIT_MINSIZE_PERNODE, SPLIT_MINSIZE_PERRACK

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

DEFAULT_LIST_STATUS_NUM_THREADS, INPUT_DIR, INPUT_DIR_RECURSIVE, LIST_STATUS_NUM_THREADS, NUM_INPUT_FILES, PATHFILTER_CLASS, SPLIT_MAXSIZE, SPLIT_MINSIZE

Constructor Summary

Constructors

Constructor and Description
CombineSequenceFileInputFormat()

Method Summary

Methods

Modifier and Type	Method and Description
RecordReader<K,V>	createRecordReader(InputSplit split, TaskAttemptContext context) This is not implemented yet.

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

createPool, createPool, getFileBlockLocations, getSplits, isSplitable, setMaxSplitSize, setMinSplitSizeNode, setMinSplitSizeRack

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

addInputPath, addInputPathRecursively, addInputPaths, computeSplitSize, getBlockIndex, getFormatMinSplitSize, getInputDirRecursive, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, listStatus, makeSplit, 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

CombineSequenceFileInputFormat

public CombineSequenceFileInputFormat()

Method Detail

createRecordReader

public RecordReader<K,V> createRecordReader(InputSplit split,
                                   TaskAttemptContext context)
                                     throws IOException

Description copied from class: CombineFileInputFormat

This is not implemented yet.

Specified by:

createRecordReader in class CombineFileInputFormat<K,V>

Parameters:

split - the split to be read

context - the information about the task

Returns:

a new record reader

Throws:

IOException