alluxio.master

Class NoopUfsManager

java.lang.Object

alluxio.underfs.AbstractUfsManager

alluxio.master.NoopUfsManager

All Implemented Interfaces:

UfsManager, Closeable, AutoCloseable

public class NoopUfsManager
extends AbstractUfsManager

Implementation of UfsManager that does nothing. This is useful for testing and for situations where we don't want to start a real UfsManager,e.g. when formatting the journal.

Nested Class Summary

Nested classes/interfaces inherited from class alluxio.underfs.AbstractUfsManager

AbstractUfsManager.Key

Nested classes/interfaces inherited from interface alluxio.underfs.UfsManager

UfsManager.UfsClient

Field Summary

Fields inherited from class alluxio.underfs.AbstractUfsManager

mCloser, mUnderFileSystemMap

Constructor Summary

Constructors

Constructor and Description
NoopUfsManager()

Method Summary

Modifier and Type	Method and Description
protected void	connectUfs(UnderFileSystem fs) Takes any necessary actions required to establish a connection to the under file system.

Methods inherited from class alluxio.underfs.AbstractUfsManager

addMount, close, get, getJournal, getRoot, removeMount

Methods inherited from class java.lang.Object

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

Constructor Detail

NoopUfsManager

public NoopUfsManager()

Method Detail

connectUfs

protected void connectUfs(UnderFileSystem fs)

Description copied from class: AbstractUfsManager

Takes any necessary actions required to establish a connection to the under file system. The implementation will either call UnderFileSystem.connectFromMaster(String) or UnderFileSystem.connectFromWorker(String) depending on the running process.

Specified by:

connectUfs in class AbstractUfsManager