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org.apache.crunch.io.hbase
Class HFileInputFormat

java.lang.Object
  org.apache.hadoop.mapreduce.InputFormat<K,V>
      org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hbase.KeyValue>
          org.apache.crunch.io.hbase.HFileInputFormat

public class HFileInputFormat
extends org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hbase.KeyValue>

Simple input format for HFiles.

Nested Class Summary

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

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

Constructor Summary

HFileInputFormat()

Method Summary

org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hbase.KeyValue>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
protected boolean	isSplitable(org.apache.hadoop.mapreduce.JobContext context, org.apache.hadoop.fs.Path filename)
protected List<org.apache.hadoop.fs.FileStatus>	listStatus(org.apache.hadoop.mapreduce.JobContext job)

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

addInputPath, addInputPaths, computeSplitSize, getBlockIndex, getFormatMinSplitSize, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, getSplits, 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

HFileInputFormat

public HFileInputFormat()

Method Detail

listStatus

protected List<org.apache.hadoop.fs.FileStatus> listStatus(org.apache.hadoop.mapreduce.JobContext job)
                                                    throws IOException

Overrides:

listStatus in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hbase.KeyValue>

Throws:

IOException

createRecordReader

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

Specified by:

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

Throws:

IOException

InterruptedException

isSplitable

protected boolean isSplitable(org.apache.hadoop.mapreduce.JobContext context,
                              org.apache.hadoop.fs.Path filename)

Overrides:

isSplitable in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hbase.KeyValue>