org.apache.hadoop.hbase.backup

Class HFileArchiver.File

java.lang.Object

org.apache.hadoop.hbase.backup.HFileArchiver.File

Direct Known Subclasses:

HFileArchiver.FileablePath, HFileArchiver.FileableStoreFile

Enclosing class:

HFileArchiver

private abstract static class HFileArchiver.File
extends Object

Wrapper to handle file operations uniformly

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.fs.FileSystem	fs

Constructor Summary

Constructors

Constructor and Description
File(org.apache.hadoop.fs.FileSystem fs)

Method Summary

Modifier and Type	Method and Description
(package private) abstract void	close() close any outside readers of the file n
(package private) abstract void	delete() Delete the file
(package private) abstract Collection<HFileArchiver.File>	getChildren()
org.apache.hadoop.fs.FileSystem	getFileSystem() Returns the FileSystem on which this file resides
(package private) abstract String	getName() Returns the name of the file (not the full fs path, just the individual file name)
(package private) abstract org.apache.hadoop.fs.Path	getPath() Returns the path to this file
(package private) abstract boolean	isFile() Check to see if this is a file or a directory
boolean	moveAndClose(org.apache.hadoop.fs.Path dest) Move the file to the given destination n * @return true on success n
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

fs

protected final org.apache.hadoop.fs.FileSystem fs

Constructor Detail

File

public File(org.apache.hadoop.fs.FileSystem fs)

Method Detail

delete

abstract void delete()
              throws IOException

Delete the file

Throws:

IOException - on failure

isFile

abstract boolean isFile()
                 throws IOException

Check to see if this is a file or a directory

Returns:

true if it is a file, false otherwise

Throws:

IOException - on FileSystem connection error

getChildren

abstract Collection<HFileArchiver.File> getChildren()
                                             throws IOException

Returns:

if this is a directory, returns all the children in the directory, otherwise returns an empty list n

Throws:

IOException

close

abstract void close()
             throws IOException

close any outside readers of the file n

Throws:

IOException

getName

abstract String getName()

Returns the name of the file (not the full fs path, just the individual file name)

getPath

abstract org.apache.hadoop.fs.Path getPath()

Returns the path to this file

moveAndClose

public boolean moveAndClose(org.apache.hadoop.fs.Path dest)
                     throws IOException

Move the file to the given destination n * @return true on success n

Throws:

IOException

getFileSystem

public org.apache.hadoop.fs.FileSystem getFileSystem()

Returns the FileSystem on which this file resides

toString

public String toString()

Overrides:

toString in class Object