org.apache.kylin.storage.hbase.util

Class HBaseRegionSizeCalculator

java.lang.Object

org.apache.kylin.storage.hbase.util.HBaseRegionSizeCalculator

public class HBaseRegionSizeCalculator
extends Object

Constructor Summary

Constructors

Constructor and Description
HBaseRegionSizeCalculator(String tableName, org.apache.hadoop.hbase.client.Connection hbaseConnection) Computes size of each region for table and given column families.

Method Summary

Methods

Modifier and Type	Method and Description
Map<byte[],org.apache.kylin.common.util.Pair<Integer,Integer>>	getRegionHFileCountMap()
long	getRegionSize(byte[] regionId) Returns size of given region in bytes.
Map<byte[],Long>	getRegionSizeMap()

Methods inherited from class java.lang.Object

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

Constructor Detail

HBaseRegionSizeCalculator

public HBaseRegionSizeCalculator(String tableName,
                         org.apache.hadoop.hbase.client.Connection hbaseConnection)
                          throws IOException

Computes size of each region for table and given column families.

Throws:

IOException

Method Detail

getRegionSize

public long getRegionSize(byte[] regionId)

Returns size of given region in bytes. Returns 0 if region was not found.

getRegionSizeMap

public Map<byte[],Long> getRegionSizeMap()

getRegionHFileCountMap

public Map<byte[],org.apache.kylin.common.util.Pair<Integer,Integer>> getRegionHFileCountMap()