org.apache.hadoop.hive.ql.txn.compactor

Class CompactorMR.CompactorMap<V extends org.apache.hadoop.io.Writable>

java.lang.Object

org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorMap<V>

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable,org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorInputSplit,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Enclosing class:

CompactorMR

public static class CompactorMR.CompactorMap<V extends org.apache.hadoop.io.Writable>
extends Object
implements org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable,org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorInputSplit,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Constructor Summary

Constructors

Constructor and Description
CompactorMap()

Method Summary

Modifier and Type	Method and Description
void	cleanupTmpLocationOnTaskRetry(AcidOutputFormat.Options options, org.apache.hadoop.fs.Path rootDir)
void	close()
void	configure(org.apache.hadoop.mapred.JobConf entries)
void	map(org.apache.hadoop.io.WritableComparable key, org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorInputSplit split, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable> nullWritableVOutputCollector, org.apache.hadoop.mapred.Reporter reporter)

Methods inherited from class java.lang.Object

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

Constructor Detail

CompactorMap

public CompactorMap()

Method Detail

map

public void map(org.apache.hadoop.io.WritableComparable key,
                org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorInputSplit split,
                org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable> nullWritableVOutputCollector,
                org.apache.hadoop.mapred.Reporter reporter)
         throws IOException

Specified by:

map in interface org.apache.hadoop.mapred.Mapper<org.apache.hadoop.io.WritableComparable,org.apache.hadoop.hive.ql.txn.compactor.CompactorMR.CompactorInputSplit,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

configure

public void configure(org.apache.hadoop.mapred.JobConf entries)

Specified by:

configure in interface org.apache.hadoop.mapred.JobConfigurable

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

cleanupTmpLocationOnTaskRetry

public void cleanupTmpLocationOnTaskRetry(AcidOutputFormat.Options options,
                                          org.apache.hadoop.fs.Path rootDir)
                                   throws IOException

Throws:

IOException