UUIDTools

public final class UUIDTools

UUID helper functions.

Author

swrede

Fields

UUID_BYTE_REP_LENGTH

public static final int UUID_BYTE_REP_LENGTH

Length of a byte array representing a UUID.

Methods

fromByteArray

public static UUID fromByteArray(byte[] bytes)

Creates an ID from a byte representation.

Parameters

bytes – byte representation of the id.

Returns

the generated UUID instance

getNameBasedUUID

public static UUID getNameBasedUUID(UUID namespace, String name)

Generates name-based URIs according to Version 5 (SHA-1).

Parameters

• namespace – Namespace UUID

• name – Actual name to be encoded in UUID

Returns

Byte buffer with V5 UUID

toByteArray

public static byte[] toByteArray(UUID id)

Returns the bytes representing the id.

Parameters

id – UUID instance to serialize

Returns

byte representing the id (length 16)