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

Class 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

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      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 Detail

      • HFileInputFormat

        public HFileInputFormat()

    • Method Detail

      • 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 java.io.IOException,
                                                                                                                                                             java.lang.InterruptedException
        Specified by:
        createRecordReader in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.hbase.io.ImmutableBytesWritable,​org.apache.hadoop.hbase.KeyValue>
        Throws:
        java.io.IOException
        java.lang.InterruptedException