org.apache.hadoop.hbase.util
Class FSUtils

java.lang.Object
  org.apache.hadoop.hbase.util.FSUtils

public class FSUtils
extends Object

Utility methods for interacting with the underlying file system.

Method Summary

static boolean	checkVersion(FileSystem fs, Path rootdir) Verifies current version of file system
static boolean	isFileSystemAvailable(FileSystem fs) Checks to see if the specified file system is available
static void	setVersion(FileSystem fs, Path rootdir) Sets version of file system

Methods inherited from class java.lang.Object

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

Method Detail

isFileSystemAvailable

public static boolean isFileSystemAvailable(FileSystem fs)

Checks to see if the specified file system is available

Parameters:

fs -

Returns:

true if the specified file system is available.

checkVersion

public static boolean checkVersion(FileSystem fs,
                                   Path rootdir)
                            throws IOException

Verifies current version of file system

Parameters:

fs -

rootdir -

Returns:

true if the current file system is the correct version

Throws:

IOException

setVersion

public static void setVersion(FileSystem fs,
                              Path rootdir)
                       throws IOException

Sets version of file system

Parameters:

fs -

rootdir -

Throws:

IOException