org.jmisb.core.klv

Class UuidUtils

java.lang.Object

org.jmisb.core.klv.UuidUtils

public class UuidUtils
extends Object

Internal utility methods for UUID conversions.

Constructor Summary

Constructors

Constructor and Description
UuidUtils()

Method Summary

Modifier and Type	Method and Description
static UUID	arrayToUuid(byte[] bytes, int index) Convert part of a byte array to a UUID.
static UUID	convertHashOutputToVersion5UUID(byte[] uuidBytes)
static String	formatUUID(UUID uuid) Convert a standard Java UUID to the ST1204 text representation.
static UUID	parseUUID(String identifier) Parse an ST1204 style identifier to a standard Java UUID.
static byte[]	uuidStringToByteArray(String uuidString) Convert a hex String (in UUID format) to a byte array.
static byte[]	uuidToArray(UUID uuid) Get the content of a UUID as a byte array.

Methods inherited from class java.lang.Object

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

Constructor Detail

UuidUtils

public UuidUtils()

Method Detail

parseUUID

public static UUID parseUUID(String identifier)

Parse an ST1204 style identifier to a standard Java UUID.

Parameters:

identifier - the identifier to convert.

Returns:

the corresponding UUID, or null if the identifier is not in the right format.

uuidToArray

public static byte[] uuidToArray(UUID uuid)

Get the content of a UUID as a byte array.

Parameters:

uuid - the UUID to convert

Returns:

the equivalent value as a byte array.

arrayToUuid

public static UUID arrayToUuid(byte[] bytes,
                               int index)

Convert part of a byte array to a UUID.

Parameters:

bytes - the byte array

index - the offset into the byte array where the UUID should be read from

Returns:

UUID

formatUUID

public static String formatUUID(UUID uuid)

Convert a standard Java UUID to the ST1204 text representation.

Parameters:

uuid - the UUID to format as text

Returns:

text equivalent to the UUID

convertHashOutputToVersion5UUID

public static UUID convertHashOutputToVersion5UUID(byte[] uuidBytes)

uuidStringToByteArray

public static byte[] uuidStringToByteArray(String uuidString)

Convert a hex String (in UUID format) to a byte array.

Per ST1204 algorithm, the separators are ignored.

Parameters:

uuidString - the string to convert

Returns:

corresponding byte array.