Package org.forgerock.selfservice.core.util

Class Answers

java.lang.Object

org.forgerock.selfservice.core.util.Answers

public final class Answers
extends Object

Utility methods for hashing and normalising answers to KBA questions.

Since:

0.9.0

Method Summary

Modifier and Type	Method	Description
static JsonValue	hashAnswer(CryptoService cryptoService, JsonValue answer)	Hashes the given answer.
static JsonValue	hashAnswer(CryptoService cryptoService, JsonValue cryptoConfig, JsonValue answer)	Hashes the given answer.
static String	normaliseAnswer(String answer)	Normalises the given answer.

Methods inherited from class java.lang.Object

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

Method Details

hashAnswer

public static JsonValue hashAnswer(CryptoService cryptoService,
 JsonValue answer)
                            throws InternalServerErrorException

Hashes the given answer. If already hashed, it is returned unchanged. Throws InternalServerErrorException if the provided answer is not a String or cannot be hashed.

Parameters:

cryptoService - an instance of the CryptoService to perform the hashing

answer - the value to be hashed.

Returns:

the hashed string value.

Throws:

InternalServerErrorException - if the provided answer is not a String or cannot be hashed

hashAnswer

public static JsonValue hashAnswer(CryptoService cryptoService,
 JsonValue cryptoConfig,
 JsonValue answer)
                            throws InternalServerErrorException

Hashes the given answer. If already hashed, it is returned unchanged. Throws InternalServerErrorException if the provided answer is not a String or cannot be hashed.

Parameters:

cryptoService - an instance of the CryptoService to perform the hashing

cryptoConfig - configuration for the hash algorithm

answer - the value to be hashed.

Returns:

the hashed string value.

Throws:

InternalServerErrorException - if the provided answer is not a String or cannot be hashed

normaliseAnswer

public static String normaliseAnswer(String answer)

Normalises the given answer.

Parameters:

answer - the string value to be normalised.

Returns:

normalised string value.