Package org.apache.accumulo.server.fs

Class VolumeManagerImpl

java.lang.Object

org.apache.accumulo.server.fs.VolumeManagerImpl

All Implemented Interfaces:

VolumeManager

public class VolumeManagerImpl
extends Object
implements VolumeManager

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.accumulo.server.fs.VolumeManager

VolumeManager.FileType

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	VolumeManagerImpl(Map<String,Volume> volumes, Volume defaultVolume, AccumuloConfiguration conf, org.apache.hadoop.conf.Configuration hadoopConf)

Method Summary

Modifier and Type	Method	Description
String	choose(VolumeChooserEnvironment env, String[] options)
void	close()
org.apache.hadoop.fs.FSDataOutputStream	create(org.apache.hadoop.fs.Path path)
org.apache.hadoop.fs.FSDataOutputStream	create(org.apache.hadoop.fs.Path path, boolean overwrite)
org.apache.hadoop.fs.FSDataOutputStream	create(org.apache.hadoop.fs.Path path, boolean overwrite, int bufferSize, short replication, long blockSize)
boolean	createNewFile(org.apache.hadoop.fs.Path path)
org.apache.hadoop.fs.FSDataOutputStream	createSyncable(org.apache.hadoop.fs.Path logPath, int bufferSize, short replication, long blockSize)
boolean	delete(org.apache.hadoop.fs.Path path)
boolean	deleteRecursively(org.apache.hadoop.fs.Path path)
protected void	ensureSyncIsEnabled()
boolean	exists(org.apache.hadoop.fs.Path path)
static VolumeManager	get(AccumuloConfiguration conf, org.apache.hadoop.conf.Configuration hadoopConf)
org.apache.hadoop.fs.ContentSummary	getContentSummary(org.apache.hadoop.fs.Path dir)
short	getDefaultReplication(org.apache.hadoop.fs.Path path)
Volume	getDefaultVolume()	Fetch the default Volume
org.apache.hadoop.fs.FileStatus	getFileStatus(org.apache.hadoop.fs.Path path)
org.apache.hadoop.fs.Path	getFullPath(Key key)
org.apache.hadoop.fs.Path	getFullPath(TableId tableId, String path)
org.apache.hadoop.fs.Path	getFullPath(VolumeManager.FileType fileType, String path)
static VolumeManager	getLocal(String localBasePath)
Volume	getVolumeByPath(org.apache.hadoop.fs.Path path)
Collection<Volume>	getVolumes()	Fetch the configured Volumes, excluding the default Volume
org.apache.hadoop.fs.FileStatus[]	globStatus(org.apache.hadoop.fs.Path pathPattern)
boolean	isReady()
org.apache.hadoop.fs.FileStatus[]	listStatus(org.apache.hadoop.fs.Path path)
org.apache.hadoop.fs.Path	matchingFileSystem(org.apache.hadoop.fs.Path source, String[] options)
boolean	mkdirs(org.apache.hadoop.fs.Path path)
boolean	mkdirs(org.apache.hadoop.fs.Path path, org.apache.hadoop.fs.permission.FsPermission permission)
boolean	moveToTrash(org.apache.hadoop.fs.Path path)
org.apache.hadoop.fs.FSDataInputStream	open(org.apache.hadoop.fs.Path path)
boolean	rename(org.apache.hadoop.fs.Path path, org.apache.hadoop.fs.Path newPath)

Methods inherited from class java.lang.Object

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

Constructor Detail

VolumeManagerImpl

protected VolumeManagerImpl(Map<String,Volume> volumes,
                            Volume defaultVolume,
                            AccumuloConfiguration conf,
                            org.apache.hadoop.conf.Configuration hadoopConf)

Method Detail

getLocal

public static VolumeManager getLocal(String localBasePath)
                              throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface VolumeManager

Throws:

IOException

create

public org.apache.hadoop.fs.FSDataOutputStream create(org.apache.hadoop.fs.Path path)
                                               throws IOException

Specified by:

create in interface VolumeManager

Throws:

IOException

create

public org.apache.hadoop.fs.FSDataOutputStream create(org.apache.hadoop.fs.Path path,
                                                      boolean overwrite)
                                               throws IOException

Specified by:

create in interface VolumeManager

Throws:

IOException

create

public org.apache.hadoop.fs.FSDataOutputStream create(org.apache.hadoop.fs.Path path,
                                                      boolean overwrite,
                                                      int bufferSize,
                                                      short replication,
                                                      long blockSize)
                                               throws IOException

Specified by:

create in interface VolumeManager

Throws:

IOException

createNewFile

public boolean createNewFile(org.apache.hadoop.fs.Path path)
                      throws IOException

Specified by:

createNewFile in interface VolumeManager

Throws:

IOException

createSyncable

public org.apache.hadoop.fs.FSDataOutputStream createSyncable(org.apache.hadoop.fs.Path logPath,
                                                              int bufferSize,
                                                              short replication,
                                                              long blockSize)
                                                       throws IOException

Specified by:

createSyncable in interface VolumeManager

Throws:

IOException

delete

public boolean delete(org.apache.hadoop.fs.Path path)
               throws IOException

Specified by:

delete in interface VolumeManager

Throws:

IOException

deleteRecursively

public boolean deleteRecursively(org.apache.hadoop.fs.Path path)
                          throws IOException

Specified by:

deleteRecursively in interface VolumeManager

Throws:

IOException

ensureSyncIsEnabled

protected void ensureSyncIsEnabled()

exists

public boolean exists(org.apache.hadoop.fs.Path path)
               throws IOException

Specified by:

exists in interface VolumeManager

Throws:

IOException

getFileStatus

public org.apache.hadoop.fs.FileStatus getFileStatus(org.apache.hadoop.fs.Path path)
                                              throws IOException

Specified by:

getFileStatus in interface VolumeManager

Throws:

IOException

getVolumeByPath

public Volume getVolumeByPath(org.apache.hadoop.fs.Path path)

Specified by:

getVolumeByPath in interface VolumeManager

listStatus

public org.apache.hadoop.fs.FileStatus[] listStatus(org.apache.hadoop.fs.Path path)
                                             throws IOException

Specified by:

listStatus in interface VolumeManager

Throws:

IOException

mkdirs

public boolean mkdirs(org.apache.hadoop.fs.Path path)
               throws IOException

Specified by:

mkdirs in interface VolumeManager

Throws:

IOException

mkdirs

public boolean mkdirs(org.apache.hadoop.fs.Path path,
                      org.apache.hadoop.fs.permission.FsPermission permission)
               throws IOException

Specified by:

mkdirs in interface VolumeManager

Throws:

IOException

open

public org.apache.hadoop.fs.FSDataInputStream open(org.apache.hadoop.fs.Path path)
                                            throws IOException

Specified by:

open in interface VolumeManager

Throws:

IOException

rename

public boolean rename(org.apache.hadoop.fs.Path path,
                      org.apache.hadoop.fs.Path newPath)
               throws IOException

Specified by:

rename in interface VolumeManager

Throws:

IOException

moveToTrash

public boolean moveToTrash(org.apache.hadoop.fs.Path path)
                    throws IOException

Specified by:

moveToTrash in interface VolumeManager

Throws:

IOException

getDefaultReplication

public short getDefaultReplication(org.apache.hadoop.fs.Path path)

Specified by:

getDefaultReplication in interface VolumeManager

get

public static VolumeManager get(AccumuloConfiguration conf,
                                org.apache.hadoop.conf.Configuration hadoopConf)
                         throws IOException

Throws:

IOException

isReady

public boolean isReady()
                throws IOException

Specified by:

isReady in interface VolumeManager

Throws:

IOException

globStatus

public org.apache.hadoop.fs.FileStatus[] globStatus(org.apache.hadoop.fs.Path pathPattern)
                                             throws IOException

Specified by:

globStatus in interface VolumeManager

Throws:

IOException

getFullPath

public org.apache.hadoop.fs.Path getFullPath(Key key)

Specified by:

getFullPath in interface VolumeManager

matchingFileSystem

public org.apache.hadoop.fs.Path matchingFileSystem(org.apache.hadoop.fs.Path source,
                                                    String[] options)

Specified by:

matchingFileSystem in interface VolumeManager

getFullPath

public org.apache.hadoop.fs.Path getFullPath(TableId tableId,
                                             String path)

Specified by:

getFullPath in interface VolumeManager

getFullPath

public org.apache.hadoop.fs.Path getFullPath(VolumeManager.FileType fileType,
                                             String path)

Specified by:

getFullPath in interface VolumeManager

getContentSummary

public org.apache.hadoop.fs.ContentSummary getContentSummary(org.apache.hadoop.fs.Path dir)
                                                      throws IOException

Specified by:

getContentSummary in interface VolumeManager

Throws:

IOException

choose

public String choose(VolumeChooserEnvironment env,
                     String[] options)

Specified by:

choose in interface VolumeManager

getDefaultVolume

public Volume getDefaultVolume()

Description copied from interface: VolumeManager

Fetch the default Volume

Specified by:

getDefaultVolume in interface VolumeManager

getVolumes

public Collection<Volume> getVolumes()

Description copied from interface: VolumeManager

Fetch the configured Volumes, excluding the default Volume

Specified by:

getVolumes in interface VolumeManager