Package org.apache.hadoop.io.erasurecode

Class ErasureCodeNative

java.lang.Object

org.apache.hadoop.io.erasurecode.ErasureCodeNative

public final class ErasureCodeNative
extends java.lang.Object

Erasure code native libraries (for now, Intel ISA-L) related utilities.

Method Summary

Modifier and Type	Method	Description
static void	checkNativeCodeLoaded()	Is the native ISA-L library loaded and initialized? Throw exception if not.
static java.lang.String	getLibraryName()	Get the native library name that's available or supported.
static java.lang.String	getLoadingFailureReason()
static boolean	isNativeCodeLoaded()	Are native libraries loaded?
static void	loadLibrary()	Load native library available or supported.

Methods inherited from class java.lang.Object

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

Method Detail

isNativeCodeLoaded

public static boolean isNativeCodeLoaded()

Are native libraries loaded?

Returns:

if is native code loaded true,not false.

checkNativeCodeLoaded

public static void checkNativeCodeLoaded()

Is the native ISA-L library loaded and initialized? Throw exception if not.

loadLibrary

public static void loadLibrary()

Load native library available or supported.

getLibraryName

public static java.lang.String getLibraryName()

Get the native library name that's available or supported.

Returns:

library name.

getLoadingFailureReason

public static java.lang.String getLoadingFailureReason()