org.apache.wss4j.common.util
Class UsernameTokenUtil

java.lang.Object
  org.apache.wss4j.common.util.UsernameTokenUtil

public final class UsernameTokenUtil
extends Object

Field Summary

static int

DEFAULT_ITERATION

Constructor Summary

UsernameTokenUtil()

Method Summary

static byte[]	generateDerivedKey(byte[] password, byte[] salt, int iteration) This static method generates a derived key as defined in WSS Username Token Profile.
static byte[]	generateDerivedKey(String password, byte[] salt, int iteration) This static method generates a derived key as defined in WSS Username Token Profile.
static byte[]	generateSalt(boolean useForMac) This static method generates a 128 bit salt value as defined in WSS Username Token Profile.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_ITERATION

public static final int DEFAULT_ITERATION

See Also:

Constant Field Values

Constructor Detail

UsernameTokenUtil

public UsernameTokenUtil()

Method Detail

generateDerivedKey

public static byte[] generateDerivedKey(byte[] password,
                                        byte[] salt,
                                        int iteration)
                                 throws WSSecurityException

This static method generates a derived key as defined in WSS Username Token Profile.

Parameters:

password - The password to include in the key generation

salt - The Salt value

iteration - The Iteration value. If zero (0) is given the method uses the default value

Returns:

Returns the derived key a byte array

Throws:

WSSecurityException

generateDerivedKey

public static byte[] generateDerivedKey(String password,
                                        byte[] salt,
                                        int iteration)
                                 throws WSSecurityException

This static method generates a derived key as defined in WSS Username Token Profile.

Parameters:

password - The password to include in the key generation

salt - The Salt value

iteration - The Iteration value. If zero (0) is given the method uses the default value

Returns:

Returns the derived key a byte array

Throws:

WSSecurityException

generateSalt

public static byte[] generateSalt(boolean useForMac)

This static method generates a 128 bit salt value as defined in WSS Username Token Profile.

Parameters:

useForMac - If true define the Salt for use in a MAC

Returns:

Returns the 128 bit salt value as byte array