org.apache.hadoop.hive.llap.io.api.impl

Class LlapIoImpl

java.lang.Object

org.apache.hadoop.hive.llap.io.api.impl.LlapIoImpl

All Implemented Interfaces:

LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

public class LlapIoImpl
extends Object
implements LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	CACHE_LOGGER
static org.slf4j.Logger	LOCKING_LOGGER
static org.slf4j.Logger	LOG
static org.slf4j.Logger	ORC_LOGGER

Method Summary

Modifier and Type	Method and Description
void	close()
org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>	getInputFormat(org.apache.hadoop.mapred.InputFormat<?,?> sourceInputFormat, Deserializer sourceSerDe)
String	getMemoryInfo()
void	initCacheOnlyInputFormat(org.apache.hadoop.mapred.InputFormat<?,?> inputFormat)
long	purge() purge is best effort and will just release the buffers that are unlocked (refCount == 0).

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

ORC_LOGGER

public static final org.slf4j.Logger ORC_LOGGER

CACHE_LOGGER

public static final org.slf4j.Logger CACHE_LOGGER

LOCKING_LOGGER

public static final org.slf4j.Logger LOCKING_LOGGER

Method Detail

getMemoryInfo

public String getMemoryInfo()

Specified by:

getMemoryInfo in interface LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

purge

public long purge()

Description copied from interface: LlapIo

purge is best effort and will just release the buffers that are unlocked (refCount == 0). This is typically called when the system is idle.

Specified by:

purge in interface LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

getInputFormat

public org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch> getInputFormat(org.apache.hadoop.mapred.InputFormat<?,?> sourceInputFormat,
                                                                                                                                                       Deserializer sourceSerDe)

Specified by:

getInputFormat in interface LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

close

public void close()

Specified by:

close in interface LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

initCacheOnlyInputFormat

public void initCacheOnlyInputFormat(org.apache.hadoop.mapred.InputFormat<?,?> inputFormat)

Specified by:

initCacheOnlyInputFormat in interface LlapIo<org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>