Class UUIDGenerator

java.lang.Object

org.apache.catalina.tribes.util.UUIDGenerator

public class UUIDGenerator
extends Object

Smple generation of a UUID.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	BITS_PER_BYTE
static final int	BYTES_PER_INT
protected static final Random	rand
protected static final SecureRandom	secrand
protected static final StringManager	sm
static final int	UUID_LENGTH
static final int	UUID_VERSION

Constructor Summary

Constructors

Constructor	Description
UUIDGenerator()

Method Summary

Modifier and Type	Method	Description
static void	nextBytes(byte[] into, int offset, int length, Random r)	Same as java.util.Random.nextBytes except this one we don't have to allocate a new byte array
static byte[]	randomUUID(boolean secure)
static byte[]	randomUUID(boolean secure, byte[] into, int offset)

Methods inherited from class java.lang.Object

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

Field Details

sm

protected static final StringManager sm

UUID_LENGTH

public static final int UUID_LENGTH

See Also:

• Constant Field Values

UUID_VERSION

public static final int UUID_VERSION

See Also:

• Constant Field Values

BYTES_PER_INT

public static final int BYTES_PER_INT

See Also:

• Constant Field Values

BITS_PER_BYTE

public static final int BITS_PER_BYTE

See Also:

• Constant Field Values

secrand

protected static final SecureRandom secrand

rand

protected static final Random rand

Constructor Details

UUIDGenerator

public UUIDGenerator()

Method Details

randomUUID

public static byte[] randomUUID(boolean secure)

randomUUID

public static byte[] randomUUID(boolean secure,
 byte[] into,
 int offset)

nextBytes

public static void nextBytes(byte[] into,
 int offset,
 int length,
 Random r)

Same as java.util.Random.nextBytes except this one we don't have to allocate a new byte array

Parameters:

into - byte[]

offset - int

length - int

r - Random