org.apache.mahout.text
Class LuceneSegmentInputFormat
java.lang.Object
org.apache.hadoop.mapreduce.InputFormat
org.apache.mahout.text.LuceneSegmentInputFormat
public class LuceneSegmentInputFormat
- extends org.apache.hadoop.mapreduce.InputFormat
InputFormat
implementation which splits a Lucene index at the segment level.
Method Summary |
org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable> |
createRecordReader(org.apache.hadoop.mapreduce.InputSplit inputSplit,
org.apache.hadoop.mapreduce.TaskAttemptContext context)
|
List<LuceneSegmentInputSplit> |
getSplits(org.apache.hadoop.mapreduce.JobContext context)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
LuceneSegmentInputFormat
public LuceneSegmentInputFormat()
getSplits
public List<LuceneSegmentInputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext context)
throws IOException,
InterruptedException
- Specified by:
getSplits
in class org.apache.hadoop.mapreduce.InputFormat
- Throws:
IOException
InterruptedException
createRecordReader
public org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable> createRecordReader(org.apache.hadoop.mapreduce.InputSplit inputSplit,
org.apache.hadoop.mapreduce.TaskAttemptContext context)
throws IOException,
InterruptedException
- Specified by:
createRecordReader
in class org.apache.hadoop.mapreduce.InputFormat
- Throws:
IOException
InterruptedException
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