Package com.easydesk.security.credentials

Class CryptoCredential

java.lang.Object

com.easydesk.security.credentials.CryptoCredential

All Implemented Interfaces:

CredentialService

public class CryptoCredential
extends Object
implements CredentialService

EasyDesk Crypto service(CryptoService) 의 algorithm 을 이용하여 사용자의 password 를 검증하고 설정하는 CredentialService.

Version:

$Id$

Author:

Youngho Cho

Constructor Summary

Constructors

Constructor	Description
CryptoCredential(CryptoService cryptoService, String algorithm, UserManager userManager)	CryptoCredential 을 생성한다.

Method Summary

Modifier and Type	Method	Description
boolean	authenticate(User user, String password)	Authenticate a user with the specified password.
void	setPassword(User user, String new_password)	password 를 algorithm 으로 변환('iterate : salt : password' 형식)하여 UserManager 를 통해 저장한다.

Methods inherited from class java.lang.Object

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

Constructor Details

CryptoCredential

public CryptoCredential(CryptoService cryptoService,
 String algorithm,
 UserManager userManager)

CryptoCredential 을 생성한다.

Parameters:

cryptoService - password 변환에 사용하는 Crypto service

algorithm - 사용할 crypto algorithm 이름

userManager - password 를 저장하는 UserManager

Method Details

authenticate

public boolean authenticate(User user,
 String password)
                     throws PasswordMismatchException,
UnknownEntityException,
DataBackendException

Authenticate a user with the specified password. If authentication is successful the method returns true. If it fails, it returns false.

Specified by:

authenticate in interface CredentialService

Parameters:

user - a User object.

password - the user supplied password. (plain text)

Returns:

인증에 성공하면 true

Throws:

PasswordMismatchException - algorithm 을 찾을 수 없거나 검증 중 오류가 발생한 경우

UnknownEntityException - 사용자가 존재하지 않는 경우

DataBackendException - 저장소 접근 중 오류가 발생한 경우

setPassword

public void setPassword(User user,
 String new_password)
                 throws UnknownEntityException,
DataBackendException

password 를 algorithm 으로 변환('iterate : salt : password' 형식)하여 UserManager 를 통해 저장한다.

Specified by:

setPassword in interface CredentialService

Parameters:

user - 대상 사용자

new_password - 새 password (plain text)

Throws:

UnknownEntityException - 사용자가 존재하지 않는 경우

DataBackendException - algorithm 을 찾을 수 없거나 변환, 저장 중 오류가 발생한 경우