org.modeldriven.fuml.common.uuid
Class UUID

java.lang.Object
  org.modeldriven.fuml.common.uuid.UUID

All Implemented Interfaces:

Serializable, Comparable

public class UUID
extends Object
implements Serializable, Comparable

See Also:

Serialized Form

Constructor Summary

UUID()
Generate a new UUID.

UUID(byte[] data)
Reconstruct a UUID from its intrinsic 16 bytes

UUID(String id)
Reconstruct a UUID from its various string representations.

Method Summary

int	compareTo(Object o)
boolean	equals(Object o) Compare two UUIDs.
static long	getCreationTime(byte[] uuid)
byte[]	getData() Return the 16 byte byte array implementing this UUID.
void	saveSeedData() Save the seed data for the next restart
String	to64String()
static String	to64String(byte[] uuid)
String	toString() Return the standard string representation of this UUID.
static String	toString(byte[] uuid)

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UUID

public UUID()

Generate a new UUID.

UUID

public UUID(byte[] data)
     throws MalformedUUIDException

Reconstruct a UUID from its intrinsic 16 bytes

Parameters:

data - a 16 byte array to implement the UUID with.

Throws:

MalformedUUIDException

UUID

public UUID(String id)
     throws MalformedUUIDException

Reconstruct a UUID from its various string representations.

Parameters:

data - xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx (36 bytes) where x is a hexadecimal digit.

data - xxxxxxxxxxxxxxxxxxxxxx (22 bytes) where x is a base 64 digit.

Throws:

MalformedUUIDException

Method Detail

toString

public static String toString(byte[] uuid)

to64String

public static String to64String(byte[] uuid)

getCreationTime

public static long getCreationTime(byte[] uuid)
                            throws MalformedUUIDException

Throws:

MalformedUUIDException

saveSeedData

public void saveSeedData()

Save the seed data for the next restart

toString

public String toString()

Return the standard string representation of this UUID. Format is xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx, where x is a hexadecimal digit.

Overrides:

toString in class Object

to64String

public String to64String()

equals

public boolean equals(Object o)

Compare two UUIDs. Different UUID objects are equal when their intrisic bytes match.

Overrides:

equals in class Object

compareTo

public int compareTo(Object o)

Specified by:

compareTo in interface Comparable

getData

public byte[] getData()

Return the 16 byte byte array implementing this UUID.