Package com.mapr.fs.hbase.tools.mapreduce

Class HFileInputFormat

java.lang.Object
org.apache.hadoop.mapreduce.InputFormat<K,V>
org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.KeyValue>
com.mapr.fs.hbase.tools.mapreduce.HFileInputFormat
public class HFileInputFormat extends org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.KeyValue>
A MapReduce InputFormat for HBase's HFile.

  • 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

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

  • Constructor Summary

    Constructors
    Constructor
    Description
    HFileInputFormat()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.hbase.io.ImmutableBytesWritable,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)
     

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

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

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • HFileInputFormat

      public HFileInputFormat()

  • Method Details

    • 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.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.KeyValue>

    • createRecordReader

      public org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.hbase.io.ImmutableBytesWritable,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.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.KeyValue>
      Throws:
      IOException
      InterruptedException