Class GUIDCalculator

java.lang.Object

edu.umd.cs.findbugs.sarif.GUIDCalculator

public class GUIDCalculator
extends Object

The GUID calculator class has methods to calculate UUIDs based on UUID version 5. UUID version 5 relies on on the cryptographic hash SHA1 as part of the UUID calculation.

Constructor Summary

Constructors

Constructor	Description
GUIDCalculator()

Method Summary

Modifier and Type	Method	Description
private static UUID	calculateUUID5(UUID namespace, String name)
private static UUID	convertUUIDToBytes(byte[] bytes)
private static byte[]	convertUUIDToBytes(UUID uuid)
static UUID	fromNamespaceAndString(UUID namespace, String name)	Returns a UUID version 5 based on RFC 4122 (see: https://www.ietf.org/rfc/rfc4122.txt).
static UUID	fromString(String name)	UUID version 5, but without using a namespace.

Methods inherited from class Object

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

Constructor Details

GUIDCalculator

public GUIDCalculator()

Method Details

fromString

public static UUID fromString(@NonNull
 String name)

UUID version 5, but without using a namespace.

Parameters:

name -

Returns:

UUID version 5

fromNamespaceAndString

public static UUID fromNamespaceAndString(@NonNull
 UUID namespace,
 @NonNull
 String name)

Returns a UUID version 5 based on RFC 4122 (see: https://www.ietf.org/rfc/rfc4122.txt). It uses SHA1 to calculate the UUID.

Parameters:

namespace -

name -

Returns:

UUID version 5

calculateUUID5

private static UUID calculateUUID5(UUID namespace,
 String name)

convertUUIDToBytes

private static UUID convertUUIDToBytes(byte[] bytes)

convertUUIDToBytes

private static byte[] convertUUIDToBytes(UUID uuid)