org.apache.hadoop.hbase.util

Class UnsafeAvailChecker

java.lang.Object

org.apache.hadoop.hbase.util.UnsafeAvailChecker

@InterfaceAudience.Private
public class UnsafeAvailChecker
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
private static boolean	avail
private static String	CLASS_NAME
private static org.slf4j.Logger	LOG
private static boolean	unaligned

Constructor Summary

Constructors

Modifier	Constructor and Description
private	UnsafeAvailChecker()

Method Summary

Modifier and Type	Method and Description
static boolean	isAvailable()
static boolean	unaligned()

Methods inherited from class java.lang.Object

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

Field Detail

CLASS_NAME

private static final String CLASS_NAME

See Also:

Constant Field Values

LOG

private static final org.slf4j.Logger LOG

avail

private static boolean avail

unaligned

private static boolean unaligned

Constructor Detail

UnsafeAvailChecker

private UnsafeAvailChecker()

Method Detail

isAvailable

public static boolean isAvailable()

Returns:

true when running JVM is having sun's Unsafe package available in it and it is accessible.

unaligned

public static boolean unaligned()

Returns:

true when running JVM is having sun's Unsafe package available in it and underlying system having unaligned-access capability.