blackboard.platform
Class LicenseUtil

java.lang.Object
  |
  +--blackboard.platform.LicenseUtil

public class LicenseUtil

extends java.lang.Object

LicenseUtil.

Since:

Bb 6.0

Version:

$Revision: 5 $ $Date: 4/08/03 10:55a $

Constructor Summary

LicenseUtil()

Method Summary

static License	createSignedLicense(License l)
static LicenseManager	createSignedLicenseManager(LicenseManager lm)
static java.lang.String	getHashValue(java.lang.String input) Utility method that generates a hex-formatted string representation of the message digest obtained from the specified string.
static java.lang.String	getHexString(byte[] bytes) Returns the hexadecimal representation of the specified byte array.
static boolean	isValidLicenseKey(License l)
static boolean	isValidLicenseManagerKey(LicenseManager lm)

Methods inherited from class java.lang.Object

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

Constructor Detail

LicenseUtil

public LicenseUtil()

Method Detail

createSignedLicenseManager

public static LicenseManager createSignedLicenseManager(LicenseManager lm)

createSignedLicense

public static License createSignedLicense(License l)

isValidLicenseKey

public static boolean isValidLicenseKey(License l)

isValidLicenseManagerKey

public static boolean isValidLicenseManagerKey(LicenseManager lm)

getHexString

public static java.lang.String getHexString(byte[] bytes)

Returns the hexadecimal representation of the specified byte array. Used in formatting message digests.

Parameters:

bytes - byte array to display

Returns:

Hex-formatted string

getHashValue

public static java.lang.String getHashValue(java.lang.String input)

Utility method that generates a hex-formatted string representation of the message digest obtained from the specified string. Used in generating persistent password references and challenges in the challenge response protocol.

Parameters:

input - String to hash, format and return

Returns:

Hexadecimal representation of the hashed message. All characters are lowercase.