Package org.elasticsearch.common.filesystem

Class FileSystemNatives

java.lang.Object

org.elasticsearch.common.filesystem.FileSystemNatives

public final class FileSystemNatives
extends Object

This class provides utility methods for calling some native methods related to filesystems.

Method Summary

Modifier and Type	Method	Description
static OptionalLong	allocatedSizeInBytes(Path path)	Returns the number of allocated bytes on disk for a given file.
static void	init()

Methods inherited from class java.lang.Object

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

Method Details

init

public static void init()

allocatedSizeInBytes

public static OptionalLong allocatedSizeInBytes(Path path)

Returns the number of allocated bytes on disk for a given file.

Parameters:

path - the path to the file

Returns:

an OptionalLong that contains the number of allocated bytes on disk for the file. The optional is empty is the allocated size of the file failed be retrieved using native methods