Package org.apache.hadoop.hdfs.server.datanode

Class FSCachingGetSpaceUsed

java.lang.Object

org.apache.hadoop.fs.CachingGetSpaceUsed

org.apache.hadoop.hdfs.server.datanode.FSCachingGetSpaceUsed

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.hadoop.fs.GetSpaceUsed

Direct Known Subclasses:

ReplicaCachingGetSpaceUsed

@Private
@Evolving
public abstract class FSCachingGetSpaceUsed
extends org.apache.hadoop.fs.CachingGetSpaceUsed

Fast and accurate class to tell how much space HDFS is using.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FSCachingGetSpaceUsed.Builder	The builder class.

Field Summary

Fields inherited from class org.apache.hadoop.fs.CachingGetSpaceUsed

used

Constructor Summary

Constructors

Constructor	Description
FSCachingGetSpaceUsed(FSCachingGetSpaceUsed.Builder builder)

Method Summary

Methods inherited from class org.apache.hadoop.fs.CachingGetSpaceUsed

close, getDirPath, getJitter, getRefreshInterval, getUsed, incDfsUsed, refresh, setShouldFirstRefresh, setUsed

Methods inherited from class java.lang.Object

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

Constructor Details

FSCachingGetSpaceUsed

public FSCachingGetSpaceUsed(FSCachingGetSpaceUsed.Builder builder)
                      throws IOException

Throws:

IOException