org.picketlink.authentication.web.support

Class HTTPDigestUtil

java.lang.Object

org.picketlink.authentication.web.support.HTTPDigestUtil

public class HTTPDigestUtil
extends Object

Utility class to support HTTP Digest Authentication

Since:

July 5, 2012

Author:

anil saldhana

Constructor Summary

Constructors

Constructor and Description
HTTPDigestUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static String	clientResponseValue(Digest digest, char[] password) Given the digest, construct the client response value
static String	convertBytesToHex(byte[] bytes) Convert a byte array to hex
static Digest	digest(String[] tokens) Construct a DigestHolder from the tokens
static String	extract(String token, String key) Given a digest token, extract the value
static boolean	matchCredential(Digest digest, char[] password) Match the Client Response value with a generated digest based on the password
static byte[]	md5(String str) Determine the message digest
static String[]	quoteTokenize(String clientResponse) Given the standard client response in HTTP/Digest mechanism, generate a set of string tokens that retains the quotes
static String	userName(String token)

Methods inherited from class java.lang.Object

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

Constructor Detail

HTTPDigestUtil

public HTTPDigestUtil()

Method Detail

quoteTokenize

public static String[] quoteTokenize(String clientResponse)

Given the standard client response in HTTP/Digest mechanism, generate a set of string tokens that retains the quotes

Parameters:

clientResponse -

Returns:

userName

public static String userName(String token)

Parameters:

token -

Returns:

extract

public static String extract(String token,
             String key)

Given a digest token, extract the value

Parameters:

token -

key -

Returns:

digest

public static Digest digest(String[] tokens)

Construct a DigestHolder from the tokens

Parameters:

tokens -

Returns:

md5

public static byte[] md5(String str)

Determine the message digest

Parameters:

str -

Returns:

Throws:

FormatException

clientResponseValue

public static String clientResponseValue(Digest digest,
                         char[] password)

Given the digest, construct the client response value

Parameters:

digest -

password -

Returns:

Throws:

FormatException

matchCredential

public static boolean matchCredential(Digest digest,
                      char[] password)

Match the Client Response value with a generated digest based on the password

Parameters:

digest -

password -

Returns:

Throws:

FormatException

convertBytesToHex

public static String convertBytesToHex(byte[] bytes)

Convert a byte array to hex

Parameters:

bytes -

Returns: