org.apache.hadoop.hdfs.server.datanode.fsdataset.impl

Class FsDatasetCache.PageRounder

java.lang.Object

org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetCache.PageRounder

Enclosing class:

org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetCache

public static class FsDatasetCache.PageRounder
extends Object

Constructor Summary

Constructors

Constructor and Description
PageRounder()

Method Summary

Modifier and Type	Method and Description
long	roundDown(long count) Round down a number to the operating system page size.
long	roundUp(long count) Round up a number to the operating system page size.

Methods inherited from class java.lang.Object

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

Constructor Detail

PageRounder

public PageRounder()

Method Detail

roundUp

public long roundUp(long count)

Round up a number to the operating system page size.

roundDown

public long roundDown(long count)

Round down a number to the operating system page size.